When trying to kick off a scripted OS install against an endpoint, you immediately encounter an error stating Windows Could Not Parse or Process Unattend Answer File The Specified File Does Not Exist
Release: 8.7.1
Unsupported WinPE Version
The root cause of this issue was the use of an unsupported WinPE version.
You can refer to the following article for supported versions: Winpe versions or Supported Windows Preboot Environments