Fatal error: Uncaught Error: Class 'Symfony\Contracts\EventDispatcher\Event' not found in /home/benjamincb/demos/acdg-site/vendor/scheb/2fa-bundle/Security/TwoFactor/Event/TwoFactorAuthenticationEvent.php:14 Stack trace: #0 {main} thrown in /home/benjamincb/demos/acdg-site/vendor/scheb/2fa-bundle/Security/TwoFactor/Event/TwoFactorAuthenticationEvent.php on line 14