Fatal error: Uncaught Error: Interface "Symfony\Component\Config\Resource\SelfCheckingResourceInterface" not found in I:\www\frameworks\Symfony\doctrine\vendor\symfony\config\Resource\ClassExistenceResource.php:24 Stack trace: #0 {main} thrown in I:\www\frameworks\Symfony\doctrine\vendor\symfony\config\Resource\ClassExistenceResource.php on line 24