Fatal error: Uncaught Error: Interface "Symfony\Component\DependencyInjection\ContainerInterface" not found in /home2/zpcu9479/app.gennia.fr/vendor/symfony/dependency-injection/Container.php:49 Stack trace: #0 {main} thrown in /home2/zpcu9479/app.gennia.fr/vendor/symfony/dependency-injection/Container.php on line 49