Fatal error: Uncaught Error: Interface "Symfony\Component\EventDispatcher\EventSubscriberInterface" not found in /home/maske/public_html/assurance/vendor/symfony/http-kernel/EventListener/ExceptionListener.php:29 Stack trace: #0 {main} thrown in /home/maske/public_html/assurance/vendor/symfony/http-kernel/EventListener/ExceptionListener.php on line 29