Error 0x000D7150

Value: 880976 | 0x000D7150 | 880976

What does it mean ?

MF_S_PROTECTION_NOT_REQUIRED  
Protection for stream is not required.
Value: 29008 | 0x7150 | 0b0111000101010000

Where does it come from ?

FACILITY_MEDIASERVER  
Windows Media Server
Value: 13 | 0x00D | 0b00001101

Other Errors for FACILITY_MEDIASERVER