Error 0x80501108

Value: -2142236408 | 0x80501108 | 2152730888

What does it mean ?

MP_ERROR_SIG_BACKUP_DISABLED  
Value: 4360 | 0x1108 | 0b0001000100001000

Where does it come from ?

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

Other Errors for FACILITY_WINDOWS_DEFENDER