Fatal error: Uncaught Error: Interface "Symfony\Component\Config\Definition\ConfigurationInterface" not found in /home/ntpcbgtpp/public_html/mat1/vendor/florianv/swap-bundle/DependencyInjection/Configuration.php:22 Stack trace: #0 {main} thrown in /home/ntpcbgtpp/public_html/mat1/vendor/florianv/swap-bundle/DependencyInjection/Configuration.php on line 22