Fatal error: Uncaught Error: Interface "Symfony\Component\EventDispatcher\EventSubscriberInterface" not found in /home/rwebserver/public_html/TDT_Ecommerce/vendor/symfony/http-kernel/EventListener/AbstractSessionListener.php:39 Stack trace: #0 {main} thrown in /home/rwebserver/public_html/TDT_Ecommerce/vendor/symfony/http-kernel/EventListener/AbstractSessionListener.php on line 39