Fatal error: Uncaught Error: Class 'Sonata\DoctrineORMAdminBundle\Model\ModelManager' not found in /home/lafaamicps/www/symfony/vendor/sonata-project/media-bundle/Admin/Manager/DoctrineORMManager.php:16 Stack trace: #0 {main} thrown in /home/lafaamicps/www/symfony/vendor/sonata-project/media-bundle/Admin/Manager/DoctrineORMManager.php on line 16