Fatal error: Uncaught Error: Class 'Symfony\Contracts\EventDispatcher\Event' not found in /home/srv1clbr/public_html/sport43app/vendor/symfony/security-http/Event/DeauthenticatedEvent.php:24 Stack trace: #0 {main} thrown in /home/srv1clbr/public_html/sport43app/vendor/symfony/security-http/Event/DeauthenticatedEvent.php on line 24