Fatal error: Uncaught Error: Interface 'FOS\UserBundle\Model\UserManagerInterface' not found in /home/lafaamicps/www/symfony/vendor/sonata-project/user-bundle/Model/UserManagerInterface.php:24 Stack trace: #0 {main} thrown in /home/lafaamicps/www/symfony/vendor/sonata-project/user-bundle/Model/UserManagerInterface.php on line 24