Fatal error: Uncaught Error: Class 'Symfony\Component\HttpKernel\Kernel' not found in /home/developer/public_html/vendor/knplabs/knp-components/src/Knp/Component/Pager/Event/Event.php:12 Stack trace: #0 {main} thrown in /home/developer/public_html/vendor/knplabs/knp-components/src/Knp/Component/Pager/Event/Event.php on line 12