Error 0xC00D1170

Value: -1072885392 | 0xC00D1170 | 3222081904

What does it mean ?

NS_E_DVD_DEVICE_CONTENTION  
Windows Media Player cannot play the DVD because it is currently in use by another program. Quit the other program that is using the DVD, and then try again.
Value: 4464 | 0x1170 | 0b0001000101110000

Where does it come from ?

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

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