Error 0xC00D106F

Value: -1072885649 | 0xC00D106F | 3222081647

What does it mean ?

NS_E_WMX_ATTRIBUTE_ALREADY_EXISTS  
The specified attribute already exists.
Value: 4207 | 0x106F | 0b0001000001101111

Where does it come from ?

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

Other Errors for FACILITY_MEDIASERVER