Fatal error: Uncaught Error: Interface "Symfony\Component\EventDispatcher\EventSubscriberInterface" not found in /home/technoon/public_html/dyenix/vendor/symfony/security-http/EventListener/IsGrantedAttributeListener.php:31 Stack trace: #0 {main} thrown in /home/technoon/public_html/dyenix/vendor/symfony/security-http/EventListener/IsGrantedAttributeListener.php on line 31