Fatal error: Uncaught Error: Interface 'Sonata\AdminBundle\Filter\FilterInterface' not found in /home/lafaamicps/www/symfony/vendor/sonata-project/admin-bundle/Filter/Filter.php:20 Stack trace: #0 {main} thrown in /home/lafaamicps/www/symfony/vendor/sonata-project/admin-bundle/Filter/Filter.php on line 20