Fatal error: Uncaught Error: Class "Symfony\Component\HttpKernel\DependencyInjection\Extension" not found in /home/projetwewv/www/sel/vendor/friendsofsymfony/jsrouting-bundle/DependencyInjection/FOSJsRoutingExtension.php:27 Stack trace: #0 {main} thrown in /home/projetwewv/www/sel/vendor/friendsofsymfony/jsrouting-bundle/DependencyInjection/FOSJsRoutingExtension.php on line 27