Fatal error: Uncaught Error: Interface "Symfony\Component\EventDispatcher\EventDispatcherInterface" not found in /var/www/html/sitefelicien/azuracast/backend/src/CallableEventDispatcherInterface.php:9 Stack trace: #0 {main} thrown in /var/www/html/sitefelicien/azuracast/backend/src/CallableEventDispatcherInterface.php on line 9