Fatal error: Uncaught Error: Interface 'Sonata\NotificationBundle\Iterator\MessageIteratorInterface' not found in /home/lafaamicps/www/symfony/vendor/sonata-project/notification-bundle/Iterator/AMQPMessageIterator.php:17 Stack trace: #0 {main} thrown in /home/lafaamicps/www/symfony/vendor/sonata-project/notification-bundle/Iterator/AMQPMessageIterator.php on line 17