Error 0xC00D12C0

Value: -1072885056 | 0xC00D12C0 | 3222082240

What does it mean ?

NS_E_WMP_UDRM_NOUSERLIST  
Windows Media Player cannot update your media usage rights because the Player cannot verify the list of activated users of this computer.
Value: 4800 | 0x12C0 | 0b0001001011000000

Where does it come from ?

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

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