ontroller-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1115;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1713:\"<em class=\"placeholder\">Warning</em>: array_key_exists() expects parameter 2 to be array, null given in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1116;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1693:\"<em class=\"placeholder\">Notice</em>: Undefined variable: variant_master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1117;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1701:\"<em class=\"placeholder\">Notice</em>: Trying to access array offset on value of type null in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1118;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1685:\"<em class=\"placeholder\">Notice</em>: Undefined variable: master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1119;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1713:\"<em class=\"placeholder\">Warning</em>: array_key_exists() expects parameter 2 to be array, null given in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1120;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1693:\"<em class=\"placeholder\">Notice</em>: Undefined variable: variant_master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1121;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1701:\"<em class=\"placeholder\">Notice</em>: Trying to access array offset on value of type null in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1122;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1685:\"<em class=\"placeholder\">Notice</em>: Undefined variable: master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1123;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1713:\"<em class=\"placeholder\">Warning</em>: array_key_exists() expects parameter 2 to be array, null given in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1124;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1693:\"<em class=\"placeholder\">Notice</em>: Undefined variable: variant_master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1125;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1701:\"<em class=\"placeholder\">Notice</em>: Trying to access array offset on value of type null in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1126;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1685:\"<em class=\"placeholder\">Notice</em>: Undefined variable: master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1127;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1713:\"<em class=\"placeholder\">Warning</em>: array_key_exists() expects parameter 2 to be array, null given in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1128;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1693:\"<em class=\"placeholder\">Notice</em>: Undefined variable: variant_master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1129;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1701:\"<em class=\"placeholder\">Notice</em>: Trying to access array offset on value of type null in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1130;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1685:\"<em class=\"placeholder\">Notice</em>: Undefined variable: master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1131;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1713:\"<em class=\"placeholder\">Warning</em>: array_key_exists() expects parameter 2 to be array, null given in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1132;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1693:\"<em class=\"placeholder\">Notice</em>: Undefined variable: variant_master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1133;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1701:\"<em class=\"placeholder\">Notice</em>: Trying to access array offset on value of type null in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1134;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1685:\"<em class=\"placeholder\">Notice</em>: Undefined variable: master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1135;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1713:\"<em class=\"placeholder\">Warning</em>: array_key_exists() expects parameter 2 to be array, null given in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1136;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1693:\"<em class=\"placeholder\">Notice</em>: Undefined variable: variant_master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1137;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1701:\"<em class=\"placeholder\">Notice</em>: Trying to access array offset on value of type null in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1138;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1685:\"<em class=\"placeholder\">Notice</em>: Undefined variable: master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1139;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1713:\"<em class=\"placeholder\">Warning</em>: array_key_exists() expects parameter 2 to be array, null given in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1140;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1693:\"<em class=\"placeholder\">Notice</em>: Undefined variable: variant_master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1141;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1701:\"<em class=\"placeholder\">Notice</em>: Trying to access array offset on value of type null in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1142;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1685:\"<em class=\"placeholder\">Notice</em>: Undefined variable: master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1143;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1713:\"<em class=\"placeholder\">Warning</em>: array_key_exists() expects parameter 2 to be array, null given in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1144;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1693:\"<em class=\"placeholder\">Notice</em>: Undefined variable: variant_master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1145;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1701:\"<em class=\"placeholder\">Notice</em>: Trying to access array offset on value of type null in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1146;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1685:\"<em class=\"placeholder\">Notice</em>: Undefined variable: master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1147;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1713:\"<em class=\"placeholder\">Warning</em>: array_key_exists() expects parameter 2 to be array, null given in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1148;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1693:\"<em class=\"placeholder\">Notice</em>: Undefined variable: variant_master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1149;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1701:\"<em class=\"placeholder\">Notice</em>: Trying to access array offset on value of type null in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1150;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1685:\"<em class=\"placeholder\">Notice</em>: Undefined variable: master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1151;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1713:\"<em class=\"placeholder\">Warning</em>: array_key_exists() expects parameter 2 to be array, null given in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1152;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1693:\"<em class=\"placeholder\">Notice</em>: Undefined variable: variant_master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1153;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1701:\"<em class=\"placeholder\">Notice</em>: Trying to access array offset on value of type null in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1154;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1685:\"<em class=\"placeholder\">Notice</em>: Undefined variable: master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1155;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1713:\"<em class=\"placeholder\">Warning</em>: array_key_exists() expects parameter 2 to be array, null given in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1156;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1693:\"<em class=\"placeholder\">Notice</em>: Undefined variable: variant_master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1157;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1701:\"<em class=\"placeholder\">Notice</em>: Trying to access array offset on value of type null in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1158;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1685:\"<em class=\"placeholder\">Notice</em>: Undefined variable: master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1159;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1713:\"<em class=\"placeholder\">Warning</em>: array_key_exists() expects parameter 2 to be array, null given in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1160;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1693:\"<em class=\"placeholder\">Notice</em>: Undefined variable: variant_master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1161;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1701:\"<em class=\"placeholder\">Notice</em>: Trying to access array offset on value of type null in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1162;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1685:\"<em class=\"placeholder\">Notice</em>: Undefined variable: master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1163;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1713:\"<em class=\"placeholder\">Warning</em>: array_key_exists() expects parameter 2 to be array, null given in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1164;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1693:\"<em class=\"placeholder\">Notice</em>: Undefined variable: variant_master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1165;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1701:\"<em class=\"placeholder\">Notice</em>: Trying to access array offset on value of type null in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1166;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1685:\"<em class=\"placeholder\">Notice</em>: Undefined variable: master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1167;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1713:\"<em class=\"placeholder\">Warning</em>: array_key_exists() expects parameter 2 to be array, null given in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1168;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1693:\"<em class=\"placeholder\">Notice</em>: Undefined variable: variant_master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1169;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1701:\"<em class=\"placeholder\">Notice</em>: Trying to access array offset on value of type null in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1170;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1685:\"<em class=\"placeholder\">Notice</em>: Undefined variable: master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1171;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1713:\"<em class=\"placeholder\">Warning</em>: array_key_exists() expects parameter 2 to be array, null given in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1172;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1693:\"<em class=\"placeholder\">Notice</em>: Undefined variable: variant_master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1173;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1701:\"<em class=\"placeholder\">Notice</em>: Trying to access array offset on value of type null in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1174;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1685:\"<em class=\"placeholder\">Notice</em>: Undefined variable: master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1175;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1713:\"<em class=\"placeholder\">Warning</em>: array_key_exists() expects parameter 2 to be array, null given in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1176;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1693:\"<em class=\"placeholder\">Notice</em>: Undefined variable: variant_master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1177;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1701:\"<em class=\"placeholder\">Notice</em>: Trying to access array offset on value of type null in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1178;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1685:\"<em class=\"placeholder\">Notice</em>: Undefined variable: master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1179;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1713:\"<em class=\"placeholder\">Warning</em>: array_key_exists() expects parameter 2 to be array, null given in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1180;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1693:\"<em class=\"placeholder\">Notice</em>: Undefined variable: variant_master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1181;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1701:\"<em class=\"placeholder\">Notice</em>: Trying to access array offset on value of type null in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1182;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1685:\"<em class=\"placeholder\">Notice</em>: Undefined variable: master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1183;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1713:\"<em class=\"placeholder\">Warning</em>: array_key_exists() expects parameter 2 to be array, null given in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1184;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1693:\"<em class=\"placeholder\">Notice</em>: Undefined variable: variant_master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1185;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1701:\"<em class=\"placeholder\">Notice</em>: Trying to access array offset on value of type null in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1186;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1685:\"<em class=\"placeholder\">Notice</em>: Undefined variable: master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1187;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1713:\"<em class=\"placeholder\">Warning</em>: array_key_exists() expects parameter 2 to be array, null given in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1188;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1693:\"<em class=\"placeholder\">Notice</em>: Undefined variable: variant_master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1189;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1701:\"<em class=\"placeholder\">Notice</em>: Trying to access array offset on value of type null in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1190;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1685:\"<em class=\"placeholder\">Notice</em>: Undefined variable: master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1191;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1713:\"<em class=\"placeholder\">Warning</em>: array_key_exists() expects parameter 2 to be array, null given in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1192;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1693:\"<em class=\"placeholder\">Notice</em>: Undefined variable: variant_master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1193;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1701:\"<em class=\"placeholder\">Notice</em>: Trying to access array offset on value of type null in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1194;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1795:\"<em class=\"placeholder\">Warning</em>: array_chunk() expects parameter 1 to be array, int given in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;pagerArray()</em> (line <em class=\"placeholder\">228</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;pagerArray(264, 24) (Line: 109)\nDrupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1195;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1789:\"<em class=\"placeholder\">Notice</em>: Trying to access array offset on value of type null in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;pagerArray()</em> (line <em class=\"placeholder\">230</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;pagerArray(264, 24) (Line: 109)\nDrupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1196;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1918:\"<em class=\"placeholder\">Notice</em>: Undefined variable: status_code in <em class=\"placeholder\">Drupal\\sonata_api\\services\\RestRequestService-&gt;api_request()</em> (line <em class=\"placeholder\">113</em> of <em class=\"placeholder\">modules\\custom\\sonata_api\\src\\services\\RestRequestService.php</em>). <pre class=\"backtrace\">Drupal\\sonata_api\\services\\RestRequestService-&gt;api_request(&#039;GET_LISTING_QTY&#039;, &#039;&#039;, &#039;post&#039;, Array) (Line: 863)\nDrupal\\cwh_product\\Controller\\ProductController-&gt;get_listing_available_quantities(Array) (Line: 76)\nDrupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1197;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1685:\"<em class=\"placeholder\">Notice</em>: Undefined variable: master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1198;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1713:\"<em class=\"placeholder\">Warning</em>: array_key_exists() expects parameter 2 to be array, null given in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1199;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1693:\"<em class=\"placeholder\">Notice</em>: Undefined variable: variant_master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1200;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1701:\"<em class=\"placeholder\">Notice</em>: Trying to access array offset on value of type null in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1201;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1685:\"<em class=\"placeholder\">Notice</em>: Undefined variable: master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1202;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1713:\"<em class=\"placeholder\">Warning</em>: array_key_exists() expects parameter 2 to be array, null given in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1203;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1693:\"<em class=\"placeholder\">Notice</em>: Undefined variable: variant_master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1204;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1701:\"<em class=\"placeholder\">Notice</em>: Trying to access array offset on value of type null in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1205;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1685:\"<em class=\"placeholder\">Notice</em>: Undefined variable: master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1206;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1713:\"<em class=\"placeholder\">Warning</em>: array_key_exists() expects parameter 2 to be array, null given in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1207;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1693:\"<em class=\"placeholder\">Notice</em>: Undefined variable: variant_master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1208;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1701:\"<em class=\"placeholder\">Notice</em>: Trying to access array offset on value of type null in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1209;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1685:\"<em class=\"placeholder\">Notice</em>: Undefined variable: master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1210;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1713:\"<em class=\"placeholder\">Warning</em>: array_key_exists() expects parameter 2 to be array, null given in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1211;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1693:\"<em class=\"placeholder\">Notice</em>: Undefined variable: variant_master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1212;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1701:\"<em class=\"placeholder\">Notice</em>: Trying to access array offset on value of type null in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1213;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1685:\"<em class=\"placeholder\">Notice</em>: Undefined variable: master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1214;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1713:\"<em class=\"placeholder\">Warning</em>: array_key_exists() expects parameter 2 to be array, null given in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1215;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1693:\"<em class=\"placeholder\">Notice</em>: Undefined variable: variant_master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1216;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1701:\"<em class=\"placeholder\">Notice</em>: Trying to access array offset on value of type null in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1217;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1685:\"<em class=\"placeholder\">Notice</em>: Undefined variable: master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1218;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1713:\"<em class=\"placeholder\">Warning</em>: array_key_exists() expects parameter 2 to be array, null given in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1219;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1693:\"<em class=\"placeholder\">Notice</em>: Undefined variable: variant_master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1220;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1701:\"<em class=\"placeholder\">Notice</em>: Trying to access array offset on value of type null in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1221;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1685:\"<em class=\"placeholder\">Notice</em>: Undefined variable: master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1222;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1713:\"<em class=\"placeholder\">Warning</em>: array_key_exists() expects parameter 2 to be array, null given in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1223;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1693:\"<em class=\"placeholder\">Notice</em>: Undefined variable: variant_master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1224;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1701:\"<em class=\"placeholder\">Notice</em>: Trying to access array offset on value of type null in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1225;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1685:\"<em class=\"placeholder\">Notice</em>: Undefined variable: master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1226;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1713:\"<em class=\"placeholder\">Warning</em>: array_key_exists() expects parameter 2 to be array, null given in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1227;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1693:\"<em class=\"placeholder\">Notice</em>: Undefined variable: variant_master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1228;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1701:\"<em class=\"placeholder\">Notice</em>: Trying to access array offset on value of type null in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1229;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1685:\"<em class=\"placeholder\">Notice</em>: Undefined variable: master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1230;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1713:\"<em class=\"placeholder\">Warning</em>: array_key_exists() expects parameter 2 to be array, null given in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1231;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1693:\"<em class=\"placeholder\">Notice</em>: Undefined variable: variant_master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1232;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1701:\"<em class=\"placeholder\">Notice</em>: Trying to access array offset on value of type null in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1233;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1685:\"<em class=\"placeholder\">Notice</em>: Undefined variable: master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1234;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1713:\"<em class=\"placeholder\">Warning</em>: array_key_exists() expects parameter 2 to be array, null given in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1235;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1693:\"<em class=\"placeholder\">Notice</em>: Undefined variable: variant_master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1236;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1701:\"<em class=\"placeholder\">Notice</em>: Trying to access array offset on value of type null in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1237;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1685:\"<em class=\"placeholder\">Notice</em>: Undefined variable: master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1238;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1713:\"<em class=\"placeholder\">Warning</em>: array_key_exists() expects parameter 2 to be array, null given in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1239;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1693:\"<em class=\"placeholder\">Notice</em>: Undefined variable: variant_master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1240;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1701:\"<em class=\"placeholder\">Notice</em>: Trying to access array offset on value of type null in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1241;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1685:\"<em class=\"placeholder\">Notice</em>: Undefined variable: master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1242;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1713:\"<em class=\"placeholder\">Warning</em>: array_key_exists() expects parameter 2 to be array, null given in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1243;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1693:\"<em class=\"placeholder\">Notice</em>: Undefined variable: variant_master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1244;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1701:\"<em class=\"placeholder\">Notice</em>: Trying to access array offset on value of type null in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1245;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1685:\"<em class=\"placeholder\">Notice</em>: Undefined variable: master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1246;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1713:\"<em class=\"placeholder\">Warning</em>: array_key_exists() expects parameter 2 to be array, null given in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1247;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1693:\"<em class=\"placeholder\">Notice</em>: Undefined variable: variant_master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1248;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1701:\"<em class=\"placeholder\">Notice</em>: Trying to access array offset on value of type null in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1249;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1685:\"<em class=\"placeholder\">Notice</em>: Undefined variable: master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1250;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1713:\"<em class=\"placeholder\">Warning</em>: array_key_exists() expects parameter 2 to be array, null given in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1251;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1693:\"<em class=\"placeholder\">Notice</em>: Undefined variable: variant_master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1252;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1701:\"<em class=\"placeholder\">Notice</em>: Trying to access array offset on value of type null in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1253;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1685:\"<em class=\"placeholder\">Notice</em>: Undefined variable: master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1254;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1713:\"<em class=\"placeholder\">Warning</em>: array_key_exists() expects parameter 2 to be array, null given in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1255;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1693:\"<em class=\"placeholder\">Notice</em>: Undefined variable: variant_master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1256;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1701:\"<em class=\"placeholder\">Notice</em>: Trying to access array offset on value of type null in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1257;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1685:\"<em class=\"placeholder\">Notice</em>: Undefined variable: master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1258;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1713:\"<em class=\"placeholder\">Warning</em>: array_key_exists() expects parameter 2 to be array, null given in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1259;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1693:\"<em class=\"placeholder\">Notice</em>: Undefined variable: variant_master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1260;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1701:\"<em class=\"placeholder\">Notice</em>: Trying to access array offset on value of type null in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1261;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1685:\"<em class=\"placeholder\">Notice</em>: Undefined variable: master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1262;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1713:\"<em class=\"placeholder\">Warning</em>: array_key_exists() expects parameter 2 to be array, null given in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1263;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1693:\"<em class=\"placeholder\">Notice</em>: Undefined variable: variant_master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1264;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1701:\"<em class=\"placeholder\">Notice</em>: Trying to access array offset on value of type null in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1265;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1685:\"<em class=\"placeholder\">Notice</em>: Undefined variable: master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1266;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1713:\"<em class=\"placeholder\">Warning</em>: array_key_exists() expects parameter 2 to be array, null given in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1267;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1693:\"<em class=\"placeholder\">Notice</em>: Undefined variable: variant_master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1268;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1701:\"<em class=\"placeholder\">Notice</em>: Trying to access array offset on value of type null in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1269;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1685:\"<em class=\"placeholder\">Notice</em>: Undefined variable: master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1270;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1713:\"<em class=\"placeholder\">Warning</em>: array_key_exists() expects parameter 2 to be array, null given in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1271;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1693:\"<em class=\"placeholder\">Notice</em>: Undefined variable: variant_master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1272;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1701:\"<em class=\"placeholder\">Notice</em>: Trying to access array offset on value of type null in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1273;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1685:\"<em class=\"placeholder\">Notice</em>: Undefined variable: master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1274;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1713:\"<em class=\"placeholder\">Warning</em>: array_key_exists() expects parameter 2 to be array, null given in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1275;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1693:\"<em class=\"placeholder\">Notice</em>: Undefined variable: variant_master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1276;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1701:\"<em class=\"placeholder\">Notice</em>: Trying to access array offset on value of type null in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1277;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1685:\"<em class=\"placeholder\">Notice</em>: Undefined variable: master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1278;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1713:\"<em class=\"placeholder\">Warning</em>: array_key_exists() expects parameter 2 to be array, null given in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1279;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1693:\"<em class=\"placeholder\">Notice</em>: Undefined variable: variant_master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1280;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1701:\"<em class=\"placeholder\">Notice</em>: Trying to access array offset on value of type null in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1281;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1685:\"<em class=\"placeholder\">Notice</em>: Undefined variable: master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1282;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1713:\"<em class=\"placeholder\">Warning</em>: array_key_exists() expects parameter 2 to be array, null given in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1283;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1693:\"<em class=\"placeholder\">Notice</em>: Undefined variable: variant_master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1284;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1701:\"<em class=\"placeholder\">Notice</em>: Trying to access array offset on value of type null in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1285;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1685:\"<em class=\"placeholder\">Notice</em>: Undefined variable: master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1286;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1713:\"<em class=\"placeholder\">Warning</em>: array_key_exists() expects parameter 2 to be array, null given in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1287;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1693:\"<em class=\"placeholder\">Notice</em>: Undefined variable: variant_master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1288;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1701:\"<em class=\"placeholder\">Notice</em>: Trying to access array offset on value of type null in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1289;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1685:\"<em class=\"placeholder\">Notice</em>: Undefined variable: master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1290;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1713:\"<em class=\"placeholder\">Warning</em>: array_key_exists() expects parameter 2 to be array, null given in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1291;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1693:\"<em class=\"placeholder\">Notice</em>: Undefined variable: variant_master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1292;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1701:\"<em class=\"placeholder\">Notice</em>: Trying to access array offset on value of type null in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1293;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1796:\"<em class=\"placeholder\">Warning</em>: array_chunk() expects parameter 1 to be array, int given in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;pagerArray()</em> (line <em class=\"placeholder\">228</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;pagerArray(2963, 24) (Line: 109)\nDrupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1294;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1790:\"<em class=\"placeholder\">Notice</em>: Trying to access array offset on value of type null in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;pagerArray()</em> (line <em class=\"placeholder\">230</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;pagerArray(2963, 24) (Line: 109)\nDrupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}}}_sf2_meta|a:3:{s:1:\"u\";i:1659952767;s:1:\"c\";i:1659942377;s:1:\"l\";i:2000000;}_sf2_attributes|a:0:{}'),
(0,'ewv-oqqjuwSltMSfMvKhbDHLs2zUH9UmOwLQu13-1Ss','40.127.86.132',1660022290,'_symfony_flashes|a:2:{s:6:\"status\";a:1:{i:0;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:43:\"You have been logged out due to inactivity.\";}}s:5:\"error\";a:204:{i:0;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1918:\"<em class=\"placeholder\">Notice</em>: Undefined variable: status_code in <em class=\"placeholder\">Drupal\\sonata_api\\services\\RestRequestService-&gt;api_request()</em> (line <em class=\"placeholder\">113</em> of <em class=\"placeholder\">modules\\custom\\sonata_api\\src\\services\\RestRequestService.php</em>). <pre class=\"backtrace\">Drupal\\sonata_api\\services\\RestRequestService-&gt;api_request(&#039;GET_LISTING_QTY&#039;, &#039;&#039;, &#039;post&#039;, Array) (Line: 863)\nDrupal\\cwh_product\\Controller\\ProductController-&gt;get_listing_available_quantities(Array) (Line: 76)\nDrupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:1;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1685:\"<em class=\"placeholder\">Notice</em>: Undefined variable: master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:2;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1713:\"<em class=\"placeholder\">Warning</em>: array_key_exists() expects parameter 2 to be array, null given in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:3;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1693:\"<em class=\"placeholder\">Notice</em>: Undefined variable: variant_master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:4;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1701:\"<em class=\"placeholder\">Notice</em>: Trying to access array offset on value of type null in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:5;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1685:\"<em class=\"placeholder\">Notice</em>: Undefined variable: master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:6;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1713:\"<em class=\"placeholder\">Warning</em>: array_key_exists() expects parameter 2 to be array, null given in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:7;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1693:\"<em class=\"placeholder\">Notice</em>: Undefined variable: variant_master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:8;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1701:\"<em class=\"placeholder\">Notice</em>: Trying to access array offset on value of type null in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:9;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1685:\"<em class=\"placeholder\">Notice</em>: Undefined variable: master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:10;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1713:\"<em class=\"placeholder\">Warning</em>: array_key_exists() expects parameter 2 to be array, null given in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:11;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1693:\"<em class=\"placeholder\">Notice</em>: Undefined variable: variant_master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:12;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1701:\"<em class=\"placeholder\">Notice</em>: Trying to access array offset on value of type null in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:13;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1685:\"<em class=\"placeholder\">Notice</em>: Undefined variable: master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:14;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1713:\"<em class=\"placeholder\">Warning</em>: array_key_exists() expects parameter 2 to be array, null given in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:15;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1693:\"<em class=\"placeholder\">Notice</em>: Undefined variable: variant_master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:16;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1701:\"<em class=\"placeholder\">Notice</em>: Trying to access array offset on value of type null in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:17;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1685:\"<em class=\"placeholder\">Notice</em>: Undefined variable: master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:18;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1713:\"<em class=\"placeholder\">Warning</em>: array_key_exists() expects parameter 2 to be array, null given in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:19;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1693:\"<em class=\"placeholder\">Notice</em>: Undefined variable: variant_master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:20;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1701:\"<em class=\"placeholder\">Notice</em>: Trying to access array offset on value of type null in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:21;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1685:\"<em class=\"placeholder\">Notice</em>: Undefined variable: master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:22;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1713:\"<em class=\"placeholder\">Warning</em>: array_key_exists() expects parameter 2 to be array, null given in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:23;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1693:\"<em class=\"placeholder\">Notice</em>: Undefined variable: variant_master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:24;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1701:\"<em class=\"placeholder\">Notice</em>: Trying to access array offset on value of type null in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:25;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1685:\"<em class=\"placeholder\">Notice</em>: Undefined variable: master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:26;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1713:\"<em class=\"placeholder\">Warning</em>: array_key_exists() expects parameter 2 to be array, null given in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:27;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1693:\"<em class=\"placeholder\">Notice</em>: Undefined variable: variant_master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:28;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1701:\"<em class=\"placeholder\">Notice</em>: Trying to access array offset on value of type null in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:29;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1685:\"<em class=\"placeholder\">Notice</em>: Undefined variable: master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:30;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1713:\"<em class=\"placeholder\">Warning</em>: array_key_exists() expects parameter 2 to be array, null given in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:31;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1693:\"<em class=\"placeholder\">Notice</em>: Undefined variable: variant_master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:32;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1701:\"<em class=\"placeholder\">Notice</em>: Trying to access array offset on value of type null in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:33;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1685:\"<em class=\"placeholder\">Notice</em>: Undefined variable: master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:34;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1713:\"<em class=\"placeholder\">Warning</em>: array_key_exists() expects parameter 2 to be array, null given in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:35;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1693:\"<em class=\"placeholder\">Notice</em>: Undefined variable: variant_master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:36;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1701:\"<em class=\"placeholder\">Notice</em>: Trying to access array offset on value of type null in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:37;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1685:\"<em class=\"placeholder\">Notice</em>: Undefined variable: master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:38;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1713:\"<em class=\"placeholder\">Warning</em>: array_key_exists() expects parameter 2 to be array, null given in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:39;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1693:\"<em class=\"placeholder\">Notice</em>: Undefined variable: variant_master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:40;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1701:\"<em class=\"placeholder\">Notice</em>: Trying to access array offset on value of type null in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:41;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1685:\"<em class=\"placeholder\">Notice</em>: Undefined variable: master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:42;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1713:\"<em class=\"placeholder\">Warning</em>: array_key_exists() expects parameter 2 to be array, null given in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:43;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1693:\"<em class=\"placeholder\">Notice</em>: Undefined variable: variant_master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:44;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1701:\"<em class=\"placeholder\">Notice</em>: Trying to access array offset on value of type null in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:45;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1685:\"<em class=\"placeholder\">Notice</em>: Undefined variable: master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:46;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1713:\"<em class=\"placeholder\">Warning</em>: array_key_exists() expects parameter 2 to be array, null given in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:47;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1693:\"<em class=\"placeholder\">Notice</em>: Undefined variable: variant_master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:48;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1701:\"<em class=\"placeholder\">Notice</em>: Trying to access array offset on value of type null in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:49;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1685:\"<em class=\"placeholder\">Notice</em>: Undefined variable: master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:50;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1713:\"<em class=\"placeholder\">Warning</em>: array_key_exists() expects parameter 2 to be array, null given in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:51;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1693:\"<em class=\"placeholder\">Notice</em>: Undefined variable: variant_master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:52;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1701:\"<em class=\"placeholder\">Notice</em>: Trying to access array offset on value of type null in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:53;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1685:\"<em class=\"placeholder\">Notice</em>: Undefined variable: master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:54;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1713:\"<em class=\"placeholder\">Warning</em>: array_key_exists() expects parameter 2 to be array, null given in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:55;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1693:\"<em class=\"placeholder\">Notice</em>: Undefined variable: variant_master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:56;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1701:\"<em class=\"placeholder\">Notice</em>: Trying to access array offset on value of type null in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:57;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1685:\"<em class=\"placeholder\">Notice</em>: Undefined variable: master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:58;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1713:\"<em class=\"placeholder\">Warning</em>: array_key_exists() expects parameter 2 to be array, null given in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:59;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1693:\"<em class=\"placeholder\">Notice</em>: Undefined variable: variant_master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:60;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1701:\"<em class=\"placeholder\">Notice</em>: Trying to access array offset on value of type null in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:61;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1685:\"<em class=\"placeholder\">Notice</em>: Undefined variable: master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:62;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1713:\"<em class=\"placeholder\">Warning</em>: array_key_exists() expects parameter 2 to be array, null given in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:63;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1693:\"<em class=\"placeholder\">Notice</em>: Undefined variable: variant_master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:64;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1701:\"<em class=\"placeholder\">Notice</em>: Trying to access array offset on value of type null in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:65;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1685:\"<em class=\"placeholder\">Notice</em>: Undefined variable: master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:66;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1713:\"<em class=\"placeholder\">Warning</em>: array_key_exists() expects parameter 2 to be array, null given in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:67;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1693:\"<em class=\"placeholder\">Notice</em>: Undefined variable: variant_master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:68;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1701:\"<em class=\"placeholder\">Notice</em>: Trying to access array offset on value of type null in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:69;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1685:\"<em class=\"placeholder\">Notice</em>: Undefined variable: master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:70;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1713:\"<em class=\"placeholder\">Warning</em>: array_key_exists() expects parameter 2 to be array, null given in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:71;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1693:\"<em class=\"placeholder\">Notice</em>: Undefined variable: variant_master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:72;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1701:\"<em class=\"placeholder\">Notice</em>: Trying to access array offset on value of type null in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:73;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1685:\"<em class=\"placeholder\">Notice</em>: Undefined variable: master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:74;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1713:\"<em class=\"placeholder\">Warning</em>: array_key_exists() expects parameter 2 to be array, null given in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:75;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1693:\"<em class=\"placeholder\">Notice</em>: Undefined variable: variant_master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:76;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1701:\"<em class=\"placeholder\">Notice</em>: Trying to access array offset on value of type null in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:77;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1685:\"<em class=\"placeholder\">Notice</em>: Undefined variable: master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:78;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1713:\"<em class=\"placeholder\">Warning</em>: array_key_exists() expects parameter 2 to be array, null given in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:79;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1693:\"<em class=\"placeholder\">Notice</em>: Undefined variable: variant_master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:80;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1701:\"<em class=\"placeholder\">Notice</em>: Trying to access array offset on value of type null in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:81;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1685:\"<em class=\"placeholder\">Notice</em>: Undefined variable: master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:82;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1713:\"<em class=\"placeholder\">Warning</em>: array_key_exists() expects parameter 2 to be array, null given in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:83;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1693:\"<em class=\"placeholder\">Notice</em>: Undefined variable: variant_master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:84;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1701:\"<em class=\"placeholder\">Notice</em>: Trying to access array offset on value of type null in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:85;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1685:\"<em class=\"placeholder\">Notice</em>: Undefined variable: master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:86;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1713:\"<em class=\"placeholder\">Warning</em>: array_key_exists() expects parameter 2 to be array, null given in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:87;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1693:\"<em class=\"placeholder\">Notice</em>: Undefined variable: variant_master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:88;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1701:\"<em class=\"placeholder\">Notice</em>: Trying to access array offset on value of type null in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:89;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1685:\"<em class=\"placeholder\">Notice</em>: Undefined variable: master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:90;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1713:\"<em class=\"placeholder\">Warning</em>: array_key_exists() expects parameter 2 to be array, null given in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:91;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1693:\"<em class=\"placeholder\">Notice</em>: Undefined variable: variant_master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:92;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1701:\"<em class=\"placeholder\">Notice</em>: Trying to access array offset on value of type null in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:93;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1685:\"<em class=\"placeholder\">Notice</em>: Undefined variable: master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:94;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1713:\"<em class=\"placeholder\">Warning</em>: array_key_exists() expects parameter 2 to be array, null given in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:95;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1693:\"<em class=\"placeholder\">Notice</em>: Undefined variable: variant_master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:96;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1701:\"<em class=\"placeholder\">Notice</em>: Trying to access array offset on value of type null in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">86</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:97;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1795:\"<em class=\"placeholder\">Warning</em>: array_chunk() expects parameter 1 to be array, int given in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;pagerArray()</em> (line <em class=\"placeholder\">228</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;pagerArray(518, 24) (Line: 109)\nDrupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:98;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1789:\"<em class=\"placeholder\">Notice</em>: Trying to access array offset on value of type null in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;pagerArray()</em> (line <em class=\"placeholder\">230</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrController.php</em>). <pre class=\"backtrace\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;pagerArray(518, 24) (Line: 109)\nDrupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:99;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1918:\"<em class=\"placeholder\">Notice</em>: Undefined variable: status_code in <em class=\"placeholder\">Drupal\\sonata_api\\services\\RestRequestService-&gt;api_request()</em> (line <em class=\"placeholder\">113</em> of <em class=\"placeholder\">modules\\custom\\sonata_api\\src\\services\\RestRequestService.php</em>). <pre class=\"backtrace\">Drupal\\sonata_api\\services\\RestRequestService-&gt;api_request(&#039;GET_LISTING_QTY&#039;, &#039;&#039;, &#039;post&#039;, Array) (Line: 863)\nDrupal\\cwh_product\\Controller\\ProductController-&gt;get_listing_available_quantities(Array) (Line: 76)\nDrupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr(NULL)\ncall_user_func_array(Array, Array) (Line: 123)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 564)\nDrupal\\Core\\Render\\Renderer-&gt;executeInRenderContext(Object, Object) (Line: 124)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)\nDrupal\\Core\\EventSubscriber\\EarlyRenderingControllerWrapperSubscriber-&gt;Drupal\\Core\\EventSubscriber\\{closure}() (Line: 158)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handleRaw(Object, 1) (Line: 80)\nSymfony\\Component\\HttpKernel\\HttpKernel-&gt;handle(Object, 1, 1) (Line: 58)\nDrupal\\Core\\StackMiddleware\\Session-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\KernelPreHandle-&gt;handle(Object, 1, 1) (Line: 106)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;pass(Object, 1, 1) (Line: 85)\nDrupal\\page_cache\\StackMiddleware\\PageCache-&gt;handle(Object, 1, 1) (Line: 48)\nDrupal\\Core\\StackMiddleware\\ReverseProxyMiddleware-&gt;handle(Object, 1, 1) (Line: 51)\nDrupal\\Core\\StackMiddleware\\NegotiationMiddleware-&gt;handle(Object, 1, 1) (Line: 23)\nStack\\StackedHttpKernel-&gt;handle(Object, 1, 1) (Line: 709)\nDrupal\\Core\\DrupalKernel-&gt;handle(Object) (Line: 19)\n</pre>\";}i:100;O:25:\"Drupal\\Core\\Render\\Markup\":1:{s:9:\"\0*\0string\";s:1685:\"<em class=\"placeholder\">Notice</em>: Undefined variable: master_products in <em class=\"placeholder\">Drupal\\sonata_solr\\Controller\\SonataSolrController-&gt;searchSolr()</em> (line <em class=\"placeholder\">80</em> of <em class=\"placeholder\">modules\\custom\\sonata_solr\\src\\Controller\\SonataSolrContr