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