Error 0x8024600F

Value: -2145099761 | 0x8024600F | 2149867535

What does it mean ?

WU_E_DM_BG_ERROR_TOKEN_REQUIRED   
The download failed because the user token associated with the BITS job no longer exists.
Value: 24591 | 0x600F | 0b0110000000001111

Where does it come from ?

FACILITY_WINDOWSUPDATE  
Windows update
Value: 36 | 0x024 | 0b00100100

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