Fatal error: Uncaught Error: Class "OCP\BackgroundJob\TimedJob" not found in /home/tzuovhm/tzuovhm/apps/dav/lib/BackgroundJob/EventReminderJob.php:16 Stack trace: #0 {main} thrown in /home/tzuovhm/tzuovhm/apps/dav/lib/BackgroundJob/EventReminderJob.php on line 16