Error 0x80041016

Value: -2147217386 | 0x80041016 | 2147749910

What does it mean ?

SYNC_E_DUPLICATE_ITEM  
Item already exists.
Value: 4118 | 0x1016 | 0b0001000000010110

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