The Scheduler Heartbeat job was possibly cancelled and deleted from the Scheduled job list. Looking in CMN_SCH_JOBS, it's not scheduled. How can we set it back?
The Scheduler Heartbeat job was visible in the Scheduled Jobs screen in the UI in older Clarity versions. So most likely it was deleted back in the time it was visible.
In recent versions of Clarity this job is not visible in UI, so it could not have been deleted from the UI.
Check whether the Scheduler Heart Beat job is scheduled in CMN_SCH_JOBS table by running the query:
If it's not set to SCHEDULED or no results are returned, then this is an issue.
If it's Scheduled, then it's all good.
If the job is not scheduled do the following: