Fatal error: Uncaught Error: Class 'Symfony\Component\DependencyInjection\Container' not found in /home/benjamincb/demos/acdg-site/vendor/symfony/dependency-injection/ContainerBuilder.php:55 Stack trace: #0 {main} thrown in /home/benjamincb/demos/acdg-site/vendor/symfony/dependency-injection/ContainerBuilder.php on line 55