Error 0xC00D1055

Value: -1072885675 | 0xC00D1055 | 3222081621

What does it mean ?

NS_E_WMG_SINKALREADYEXISTS  
A renderer cannot be inserted in a stream while one already exists.
Value: 4181 | 0x1055 | 0b0001000001010101

Where does it come from ?

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

Other Errors for FACILITY_MEDIASERVER