Error 0x000D1103

Value: 856323 | 0x000D1103 | 856323

What does it mean ?

NS_S_WMPCORE_MEDIA_VALIDATION_PENDING  
Validation of the media is pending.
Value: 4355 | 0x1103 | 0b0001000100000011

Where does it come from ?

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

Other Errors for FACILITY_MEDIASERVER