Error 0x00041679

Value: 267897 | 0x00041679 | 267897

What does it mean ?

QPLIST_S_DUPLICATE  
Exact duplicate property defined.
Value: 5753 | 0x1679 | 0b0001011001111001

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