Fatal error: Uncaught Error: Interface "Symfony\Component\Security\Http\Authentication\AuthenticatorManagerInterface" not found in I:\www\frameworks\Symfony\doctrine\vendor\symfony\security-http\Authentication\AuthenticatorManager.php:46 Stack trace: #0 {main} thrown in I:\www\frameworks\Symfony\doctrine\vendor\symfony\security-http\Authentication\AuthenticatorManager.php on line 46