Fatal error: Uncaught Error: Class 'Sonata\MediaBundle\Provider\BaseProvider' not found in /home/lafaamicps/www/symfony/vendor/sonata-project/media-bundle/Provider/FileProvider.php:35 Stack trace: #0 {main} thrown in /home/lafaamicps/www/symfony/vendor/sonata-project/media-bundle/Provider/FileProvider.php on line 35