Upgrade didn't start due to missing or altered scheduled jobsIssue The upgrade window has passed and the upgrade did not start.ReleaseJob names are specific to Paris and beyond, however the issue is pertinent to all releases. Prior to Paris, the jobs are named Upgrade and Check Upgrade Script.CauseThis is due to upgrade jobs set to On Demand or do not exist.ResolutionNavigate to sys_trigger.listConfirm these two jobs exist and are set up as shown below to initiate the upgrade: