Error 0x80043634

Value: -2147207628 | 0x80043634 | 2147759668

What does it mean ?

FTE_E_UNKNOWN_PLUGIN  
The plug-in specified is not known likely because it isn't loaded, so the operation can't succeed. Only specify plug-ins that are loaded.
Value: 13876 | 0x3634 | 0b0011011000110100

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