Fatal error: Uncaught Error: Class "Symfony\Component\HttpKernel\DependencyInjection\Extension" not found in /home/iotechtniu/ioacademy/vendor/knplabs/knp-paginator-bundle/src/DependencyInjection/KnpPaginatorExtension.php:11 Stack trace: #0 {main} thrown in /home/iotechtniu/ioacademy/vendor/knplabs/knp-paginator-bundle/src/DependencyInjection/KnpPaginatorExtension.php on line 11