An IIS Application pool could not be configured. Please restart the installer and specify the application pool identity parameters via command line arguments as specified on our online documentation

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Failed orchestrator upgrade from 2021.04.20 to 2022.10.5 with error: "An IIS Application pool could not be configured. Please restart the installer and specify the application pool identity parameters via command line arguments as specified on our online documentation."

  • Ensure that the apppool UiPath Orchestrator and the UiPath Orchestrator site have not been renamed.

For instance, if the apppool is written as UiPathOrchestrator instead of UiPath Orchestrator, without space:

  • Then rename it back to UiPath Orchestrator

  • In the case that the error "the application pool 'UiPathOrchestrator' cannot be renamed because it has 1 application(s) assigned to it" pops up, then stop it, go to View Applications, and unassign the root application by choosing other than Orchestrator:

  • Rename the apppool and after that assign the application back:

  • Once amended the name of the application pool and of the web app site in IIS, try running the install again.