Fatal error: Uncaught Error: Interface "Symfony\Component\EventDispatcher\EventSubscriberInterface" not found in /home/astechc1/public_html/vendor/knplabs/knp-components/src/Knp/Component/Pager/Event/Subscriber/Paginate/PropelQuerySubscriber.php:11 Stack trace: #0 {main} thrown in /home/astechc1/public_html/vendor/knplabs/knp-components/src/Knp/Component/Pager/Event/Subscriber/Paginate/PropelQuerySubscriber.php on line 11