a:6:{s:5:"%type";s:6:"Notice";s:8:"@message";O:25:"Drupal\Core\Render\Markup":1:{s:9:"*string";s:51:"Trying to access array offset on value of type null";}s:9:"%function";s:83:"Drupal\sonata_api\Controller\MasterDataSyncController::import_master_data_process()";s:5:"%file";s:104:"C:\Apache24\htdocs\cms_upgrade\web\modules\custom\sonata_api\src\Controller\MasterDataSyncController.php";s:5:"%line";i:55;s:17:"@backtrace_string";s:3991:"#0 C:\Apache24\htdocs\cms_upgrade\web\core\includes\bootstrap.inc(347): _drupal_error_handler_real(8, 'Trying to acces...', 'C:\\Apache24\\htd...', 55)
#1 C:\Apache24\htdocs\cms_upgrade\web\modules\custom\sonata_api\src\Controller\MasterDataSyncController.php(55): _drupal_error_handler(8, 'Trying to acces...', 'C:\\Apache24\\htd...', 55, Array)
#2 C:\Apache24\htdocs\cms_upgrade\web\core\includes\batch.inc(295): Drupal\sonata_api\Controller\MasterDataSyncController::import_master_data_process(4, 1, Array)
#3 C:\Apache24\htdocs\cms_upgrade\web\core\includes\batch.inc(137): _batch_process()
#4 C:\Apache24\htdocs\cms_upgrade\web\core\includes\batch.inc(93): _batch_do()
#5 C:\Apache24\htdocs\cms_upgrade\web\core\modules\system\src\Controller\BatchController.php(55): _batch_page(Object(Symfony\Component\HttpFoundation\Request))
#6 [internal function]: Drupal\system\Controller\BatchController->batchPage(Object(Symfony\Component\HttpFoundation\Request))
#7 C:\Apache24\htdocs\cms_upgrade\web\core\lib\Drupal\Core\EventSubscriber\EarlyRenderingControllerWrapperSubscriber.php(123): call_user_func_array(Array, Array)
#8 C:\Apache24\htdocs\cms_upgrade\web\core\lib\Drupal\Core\Render\Renderer.php(564): Drupal\Core\EventSubscriber\EarlyRenderingControllerWrapperSubscriber->Drupal\Core\EventSubscriber\{closure}()
#9 C:\Apache24\htdocs\cms_upgrade\web\core\lib\Drupal\Core\EventSubscriber\EarlyRenderingControllerWrapperSubscriber.php(124): Drupal\Core\Render\Renderer->executeInRenderContext(Object(Drupal\Core\Render\RenderContext), Object(Closure))
#10 C:\Apache24\htdocs\cms_upgrade\web\core\lib\Drupal\Core\EventSubscriber\EarlyRenderingControllerWrapperSubscriber.php(97): Drupal\Core\EventSubscriber\EarlyRenderingControllerWrapperSubscriber->wrapControllerExecutionInRenderContext(Array, Array)
#11 C:\Apache24\htdocs\cms_upgrade\vendor\symfony\http-kernel\HttpKernel.php(158): Drupal\Core\EventSubscriber\EarlyRenderingControllerWrapperSubscriber->Drupal\Core\EventSubscriber\{closure}()
#12 C:\Apache24\htdocs\cms_upgrade\vendor\symfony\http-kernel\HttpKernel.php(80): Symfony\Component\HttpKernel\HttpKernel->handleRaw(Object(Symfony\Component\HttpFoundation\Request), 1)
#13 C:\Apache24\htdocs\cms_upgrade\web\core\lib\Drupal\Core\StackMiddleware\Session.php(58): Symfony\Component\HttpKernel\HttpKernel->handle(Object(Symfony\Component\HttpFoundation\Request), 1, true)
#14 C:\Apache24\htdocs\cms_upgrade\web\core\lib\Drupal\Core\StackMiddleware\KernelPreHandle.php(48): Drupal\Core\StackMiddleware\Session->handle(Object(Symfony\Component\HttpFoundation\Request), 1, true)
#15 C:\Apache24\htdocs\cms_upgrade\web\core\modules\page_cache\src\StackMiddleware\PageCache.php(106): Drupal\Core\StackMiddleware\KernelPreHandle->handle(Object(Symfony\Component\HttpFoundation\Request), 1, true)
#16 C:\Apache24\htdocs\cms_upgrade\web\core\modules\page_cache\src\StackMiddleware\PageCache.php(85): Drupal\page_cache\StackMiddleware\PageCache->pass(Object(Symfony\Component\HttpFoundation\Request), 1, true)
#17 C:\Apache24\htdocs\cms_upgrade\web\core\lib\Drupal\Core\StackMiddleware\ReverseProxyMiddleware.php(48): Drupal\page_cache\StackMiddleware\PageCache->handle(Object(Symfony\Component\HttpFoundation\Request), 1, true)
#18 C:\Apache24\htdocs\cms_upgrade\web\core\lib\Drupal\Core\StackMiddleware\NegotiationMiddleware.php(51): Drupal\Core\StackMiddleware\ReverseProxyMiddleware->handle(Object(Symfony\Component\HttpFoundation\Request), 1, true)
#19 C:\Apache24\htdocs\cms_upgrade\vendor\stack\builder\src\Stack\StackedHttpKernel.php(23): Drupal\Core\StackMiddleware\NegotiationMiddleware->handle(Object(Symfony\Component\HttpFoundation\Request), 1, true)
#20 C:\Apache24\htdocs\cms_upgrade\web\core\lib\Drupal\Core\DrupalKernel.php(709): Stack\StackedHttpKernel->handle(Object(Symfony\Component\HttpFoundation\Request), 1, true)
#21 C:\Apache24\htdocs\cms_upgrade\web\index.php(19): Drupal\Core\DrupalKernel->handle(Object(Symfony\Component\HttpFoundation\Request))
#22 {main}";}