Fatal error: Uncaught Error: Class "Symfony\Component\HttpKernel\DependencyInjection\Extension" not found in /home/projetwewv/www/licence00/monapp/vendor/twig/extra-bundle/DependencyInjection/TwigExtraExtension.php:24 Stack trace: #0 {main} thrown in /home/projetwewv/www/licence00/monapp/vendor/twig/extra-bundle/DependencyInjection/TwigExtraExtension.php on line 24