Fatal error: Uncaught Error: Interface 'Sonata\MediaBundle\Generator\GeneratorInterface' not found in /home/lafaamicps/www/symfony/vendor/sonata-project/media-bundle/Generator/DefaultGenerator.php:15 Stack trace: #0 {main} thrown in /home/lafaamicps/www/symfony/vendor/sonata-project/media-bundle/Generator/DefaultGenerator.php on line 15