Error 0x80240050

Value: -2145124272 | 0x80240050 | 2149843024

What does it mean ?

WU_E_IDLESHUTDOWN_OPCOUNT_SEARCH   
A search call contributed to a non-zero operation count at idle timer shutdown.
Value: 80 | 0x0050 | 0b0000000001010000

Where does it come from ?

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

StackOverflow

Other Errors for FACILITY_WINDOWSUPDATE