Fatal error: Uncaught Error: Interface "Symfony\Component\EventDispatcher\EventSubscriberInterface" not found in /home/alkhalaffamily/public_html/vendor/symfony/http-kernel/EventListener/FragmentListener.php:34
Stack trace:
#0 {main}
thrown in /home/alkhalaffamily/public_html/vendor/symfony/http-kernel/EventListener/FragmentListener.php on line 34