Error 0x80045303

Value: -2147200253 | 0x80045303 | 2147767043

What does it mean ?

FSRM_E_ALREADY_EXISTS  
The specified object already exists.
Value: 21251 | 0x5303 | 0b0101001100000011

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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