Fatal error: Uncaught Error: Interface "Symfony\Component\EventDispatcher\EventSubscriberInterface" not found in /home/karendei/public_html/test.karenderia.ir/vendor/symfony/http-kernel/EventListener/DisallowRobotsIndexingListener.php:23 Stack trace: #0 {main} thrown in /home/karendei/public_html/test.karenderia.ir/vendor/symfony/http-kernel/EventListener/DisallowRobotsIndexingListener.php on line 23