Fatal error: Uncaught Error: Class "MediaWiki\JobQueue\Job" not found in /usr/www/otte/public/sphunt1/extensions/Echo/includes/Push/NotificationRequestJob.php:8 Stack trace: #0 {main} thrown in /usr/www/otte/public/sphunt1/extensions/Echo/includes/Push/NotificationRequestJob.php on line 8