Fatal error: Uncaught Error: Interface "Symfony\Component\Config\Definition\ConfigurationInterface" not found in /home/u6668910/public_html/test/lab/vendor/sensio/framework-extra-bundle/Sensio/Bundle/FrameworkExtraBundle/DependencyInjection/Configuration.php:23 Stack trace: #0 {main} thrown in /home/u6668910/public_html/test/lab/vendor/sensio/framework-extra-bundle/Sensio/Bundle/FrameworkExtraBundle/DependencyInjection/Configuration.php on line 23