Error 0xC00D2715

Value: -1072879851 | 0xC00D2715 | 3222087445

What does it mean ?

NS_E_DRM_SECURE_STORE_UNLOCK_ERROR  
A problem has occurred in the Digital Rights Management component. Contact Microsoft product support.
Value: 10005 | 0x2715 | 0b0010011100010101

Where does it come from ?

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

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