Fatal error: Uncaught Error: Interface "Symfony\Component\EventDispatcher\EventSubscriberInterface" not found in /home/pos/public_html/ifoulkipos/vendor/symfony/http-kernel/EventListener/DumpListener.php:26 Stack trace: #0 {main} thrown in /home/pos/public_html/ifoulkipos/vendor/symfony/http-kernel/EventListener/DumpListener.php on line 26