Error 0x8002802D

Value: -2147319763 | 0x8002802D | 2147647533

What does it mean ?

TYPE_E_NAMECONFLICT  
Name already exists in the library.
Value: 32813 | 0x802D | 0b1000000000101101

Where does it come from ?

FACILITY_DISPATCH  
COM Dispatch (IDispatch interface)
Value: 2 | 0x002 | 0b00000010

Other Errors for FACILITY_DISPATCH