In this post, you’ll learn more about the Error Code 0xC00D274D – NS_E_DRM_DRIVER_AUTH_FAILURE that is returned when working with the Win32 Windows Media Format 11 SDK
Win32 Windows Media Format 11 SDK Error
0xC00D274D – NS_E_DRM_DRIVER_AUTH_FAILURE
Win32 Windows Media Format 11 SDK Description
Certified driver components are required to play this media file. Contact Windows Update to see whether updated drivers are available for your hardware.