Error 0x80240042

Value: -2145124286 | 0x80240042 | 2149843010

What does it mean ?

WU_E_UNKNOWN_SERVICE  
The update service is no longer registered with Automatic Updates.
Value: 66 | 0x0042 | 0b0000000001000010

Where does it come from ?

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

Other Errors for FACILITY_WINDOWSUPDATE