Fatal error: Uncaught Error: Interface "Doctrine\Persistence\ObjectManager" not found in C:\Apache24\htdocs\cms_upgrade\vendor\doctrine\persistence\lib\Doctrine\Persistence\ObjectManagerDecorator.php:10 Stack trace: #0 {main} thrown in C:\Apache24\htdocs\cms_upgrade\vendor\doctrine\persistence\lib\Doctrine\Persistence\ObjectManagerDecorator.php on line 10