Error 0x8004041A

Value: -2147220454 | 0x8004041A | 2147746842

What does it mean ?

DS_E_ALREADYENABLED  
The index is already enabled.
Value: 1050 | 0x041A | 0b0000010000011010

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

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