Unable To Upgrade Orchestrator

CustomAction Orchestrator_ConfigureIis returned actual error code 1603

Error Message: " CustomAction Orchestrator_ConfigureIis returned actual error code 1603"

Root Cause: One of the reasons for this error is if the name is changed to something else, then error would occur during upgrade.

Resolution:

  • Make sure that the Orchestrator App pool name is "UiPath Orchestrator".