Fatal error: Uncaught Error: Class 'League\Event\Emitter' not found in /mnt/volume_lon1_01/backend/admin/vendor/league/event/src/BufferedEmitter.php:5
Stack trace:
#0 {main}
thrown in /mnt/volume_lon1_01/backend/admin/vendor/league/event/src/BufferedEmitter.php on line 5