Fatal error: Uncaught Error: Interface 'Symfony\Component\DependencyInjection\Compiler\CompilerPassInterface' not found in /home/benjamincb/demos/acdg/vendor/symfony/form/DependencyInjection/FormPass.php:29 Stack trace: #0 {main} thrown in /home/benjamincb/demos/acdg/vendor/symfony/form/DependencyInjection/FormPass.php on line 29