Fatal error: Uncaught Error: Class "Symfony\Component\HttpKernel\DependencyInjection\Extension" not found in C:\xampp\htdocs\retrodex\helpdesk\vendor\knplabs\knp-paginator-bundle\src\DependencyInjection\KnpPaginatorExtension.php:13 Stack trace: #0 {main} thrown in C:\xampp\htdocs\retrodex\helpdesk\vendor\knplabs\knp-paginator-bundle\src\DependencyInjection\KnpPaginatorExtension.php on line 13