Error 0x80040D9E

Value: -2147218018 | 0x80040D9E | 2147749278

What does it mean ?

GTHR_E_NOTIF_BEING_REMOVED  
File system alerts for this scope are stopped because the scope is being removed.
Value: 3486 | 0x0D9E | 0b0000110110011110

Where does it come from ?

FACILITY_ITF  
COM/OLE Interface management. FACILITY_ITF is designated for user-defined error codes returned from interface methods
Value: 4 | 0x004 | 0b00000100

Other Errors for FACILITY_ITF