Fatal error: Uncaught Error: Class 'Sly\NotificationPusher\AbstractPushService' not found in /home/app/htdocs/ninja/vendor/sly/notification-pusher/src/Sly/NotificationPusher/GcmPushService.php:24
Stack trace:
#0 {main}
thrown in /home/app/htdocs/ninja/vendor/sly/notification-pusher/src/Sly/NotificationPusher/GcmPushService.php on line 24