Fatal error: Uncaught Error: Interface "Symfony\Component\Config\Definition\ConfigurationInterface" not found in /home/iotechtniu/ioacademy/vendor/knplabs/knp-paginator-bundle/src/DependencyInjection/Configuration.php:9 Stack trace: #0 {main} thrown in /home/iotechtniu/ioacademy/vendor/knplabs/knp-paginator-bundle/src/DependencyInjection/Configuration.php on line 9