Fatal error: Uncaught Error: Class "OCP\BackgroundJob\TimedJob" not found in /home/tzuovhm/tzuovhm/apps_/contacts/lib/Cron/SocialUpdateRegistration.php:22 Stack trace: #0 {main} thrown in /home/tzuovhm/tzuovhm/apps_/contacts/lib/Cron/SocialUpdateRegistration.php on line 22