Error 0x80508016

Value: -2142207978 | 0x80508016 | 2152759318

What does it mean ?

ERR_MP_BAD_ACTION  
Value: 32790 | 0x8016 | 0b1000000000010110

Where does it come from ?

FACILITY_WINDOWS_DEFENDER  
Windows Defender
Value: 80 | 0x050 | 0b01010000

Other Errors for FACILITY_WINDOWS_DEFENDER