Fatal error: Uncaught Error: Interface "Symfony\Component\Config\FileLocatorInterface" not found in /home/projetwewv/www/licence00/monapp/vendor/symfony/config/FileLocator.php:21 Stack trace: #0 {main} thrown in /home/projetwewv/www/licence00/monapp/vendor/symfony/config/FileLocator.php on line 21