Fatal error: Uncaught Error: Class "Symfony\Contracts\EventDispatcher\Event" not found in /home/microfrlnn/dev/vitrine/vendor/symfony/security-http/Event/LoginFailureEvent.php:29 Stack trace: #0 {main} thrown in /home/microfrlnn/dev/vitrine/vendor/symfony/security-http/Event/LoginFailureEvent.php on line 29