Error 0x80240018

Value: -2145124328 | 0x80240018 | 2149842968

What does it mean ?

WU_E_NO_USERTOKEN  
Operation failed because a required user token is missing.
Value: 24 | 0x0018 | 0b0000000000011000

Where does it come from ?

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

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