The job starts at its scheduled time but it fails.
Check the Reports and Jobs > Jobs > Log page and filter for the job that failed.
The failure reason is:
"Job was processing when scheduler restarted."
Any
If the background services are restarted, which serves jobs, then the job will fail.
Perform the following:
1. Determine if the service restart is one-off, intermittent, or at a scheduled occurrence.
2. Go to Reports and Jobs > Log
Filer for the job.
Review the screenshot/runtime history.
Determine when was the last time the job completed and find out how long did it took?
Determine if the start/finish/runtime of the job and compare it against when the BG service restarts.
3. To avoid disruption, schedule the job with a completion buffer before the anticipated restart time.
This is to ensure it is allowed time to complete.