Error 0x8004011F

Value: -2147221217 | 0x8004011F | 2147746079

What does it mean ?

_MAPI_E_UNKNOWN_LCID  
MAPI: A locale ID is unknown.
Value: 287 | 0x011F | 0b0000000100011111

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

StackOverflow

Other Errors for FACILITY_ITF