Fatal error: Uncaught Error: Class 'Gedmo\Mapping\MappedEventSubscriber' not found in /home/lafaamicps/www/symfony/vendor/gedmo/doctrine-extensions/lib/Gedmo/Sluggable/SluggableListener.php:22 Stack trace: #0 {main} thrown in /home/lafaamicps/www/symfony/vendor/gedmo/doctrine-extensions/lib/Gedmo/Sluggable/SluggableListener.php on line 22