Fatal error: Uncaught Error: Interface "Symfony\Component\HttpKernel\HttpKernelInterface" not found in C:\Apache24\htdocs\cms_upgrade\vendor\stack\builder\src\Stack\StackedHttpKernel.php:10 Stack trace: #0 {main} thrown in C:\Apache24\htdocs\cms_upgrade\vendor\stack\builder\src\Stack\StackedHttpKernel.php on line 10