why didn't the patching schedule run even if the schedule was correct?
I have a production server, I scan and deploy patches for it on the patching server and scheduler is correct which I can check on the target server. However the schedule didn't run when the time is up.
It's possible components of the scheduler service on the target system are outdated or corrupt. I would suggest first trying the steps in this document to see if it helps, especially if this is only happening with one system: