Fatal error: Uncaught Error: Class 'Symfony\Bridge\Doctrine\ManagerRegistry' not found in /home/benjamincb/demos/acdg-site/vendor/doctrine/doctrine-bundle/Registry.php:20 Stack trace: #0 {main} thrown in /home/benjamincb/demos/acdg-site/vendor/doctrine/doctrine-bundle/Registry.php on line 20