Fatal error: Uncaught Error: Interface "Symfony\Component\Config\Definition\ConfigurationInterface" not found in /home/Xereah/public_html/pstruzik/vendor/nelmio/cors-bundle/DependencyInjection/Configuration.php:23 Stack trace: #0 {main} thrown in /home/Xereah/public_html/pstruzik/vendor/nelmio/cors-bundle/DependencyInjection/Configuration.php on line 23