Upgrade didn't start due to missing or altered scheduled jobsDescriptionUpgrade didn't kick offRelease or EnvironmentJob names are specific to Paris and beyond, however the issue is pertinent to all releases. Pre-Paris jobs are named: Upgrade and Check Upgrade Script.CauseUpgrade jobs are set to On Demand or don't exist.ResolutionNavigate to 'sys_trigger.list'Confirm these 2 jobs exist and are set up as you see below, if you want the upgrade to kick off: