Fatal error: Uncaught Error: Interface "Symfony\Component\EventDispatcher\EventSubscriberInterface" not found in /home/mydemotec/public_html/rms/vendor/symfony/http-kernel/EventListener/RouterListener.php:42 Stack trace: #0 {main} thrown in /home/mydemotec/public_html/rms/vendor/symfony/http-kernel/EventListener/RouterListener.php on line 42