Possible 5.5 Bug in RunMutableCommandlet directory

Additional: For people using Rider in Windows

  1. Open your “Windows Explorer” (U can’t search inside Rider)
  2. Go to: UE_5.5\Engine\Source\Programs\AutomationTool
  3. Right-click on the folder “Mutable”
  4. Show more options
  5. Properties
  6. Uncheck Attributes “Read-only”, apply it in all subfolder
  7. Save & Re-open Rider
  8. Now your error gone
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