Fatal error: Uncaught Error: Interface 'Sonata\MediaBundle\Model\GalleryManagerInterface' not found in /home/lafaamicps/www/symfony/vendor/sonata-project/media-bundle/Model/GalleryManager.php:14 Stack trace: #0 {main} thrown in /home/lafaamicps/www/symfony/vendor/sonata-project/media-bundle/Model/GalleryManager.php on line 14