Fatal error: Uncaught Error: Interface "Symfony\Component\Config\Definition\ConfigurationInterface" not found in /home/wordpri/www/cci/amar/Projet-v1 2 apache/vendor/symfony/framework-bundle/DependencyInjection/Configuration.php:57 Stack trace: #0 {main} thrown in /home/wordpri/www/cci/amar/Projet-v1 2 apache/vendor/symfony/framework-bundle/DependencyInjection/Configuration.php on line 57