In this post, you’ll learn more about the Error Code 0xC00D2792 – NS_E_DRM_MIGRATION_LICENSE_ALREADY_EXISTS that is returned when working with the Win32 Windows Media Format 11 SDK
Win32 Windows Media Format 11 SDK Error
0xC00D2792 – NS_E_DRM_MIGRATION_LICENSE_ALREADY_EXISTS
Win32 Windows Media Format 11 SDK Description
The license being imported already exists.