Error 0xC00D4A3F

Value: -1072870849 | 0xC00D4A3F | 3222096447

What does it mean ?

MF_E_SINK_ALREADYSTOPPED  
The stream sink is already stopped.
Value: 19007 | 0x4A3F | 0b0100101000111111

Where does it come from ?

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

Other Errors for FACILITY_MEDIASERVER