Error 0x80246FFF

Value: -2145095681 | 0x80246FFF | 2149871615

What does it mean ?

WU_E_DM_UNEXPECTED  
There was a download manager error not covered by another WU_E_DM_* error code.
Value: 28671 | 0x6FFF | 0b0110111111111111

Where does it come from ?

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

Other Errors for FACILITY_WINDOWSUPDATE