Error 0xC00D125D

Value: -1072885155 | 0xC00D125D | 3222082141

What does it mean ?

NS_E_BKGDOWNLOAD_WRONG_NO_FILES  
Windows Media Player encountered a download that has the wrong number of files. This might occur if another program is trying to create jobs with the same signature as the Player.
Value: 4701 | 0x125D | 0b0001001001011101

Where does it come from ?

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

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