"Role Assignment Update Not Permitted" error while Deploying the Orchestrator from Azure Marketplace

How to solve "Role Assignment Update Not Permitted" error while deploying the Orchestrator from Azure Marketplace?

Follow the below steps to solve this issue-

  1.    Delete Unknown roles assignments in subscription
  2.    Delete Unknown roles assignments in RG added by previous failing deployment
  3.    Delete certificate added by previous failing deployment in https://resources.azure.com/ > subscriptions > resourceGroups > providers/Microsoft.Web/certificates
  4.    Add Standard_D2_v3 to allowed virtual machine SKUs policy