Fatal error: Uncaught Error: Interface "Symfony\Component\EventDispatcher\EventSubscriberInterface" not found in C:\wamp64\houda\vendor\symfony\console\EventListener\ValidateQuestionInputListener.php:24 Stack trace: #0 {main} thrown in C:\wamp64\houda\vendor\symfony\console\EventListener\ValidateQuestionInputListener.php on line 24