Error 0x80040D31

Value: -2147218127 | 0x80040D31 | 2147749169

What does it mean ?

GTHR_E_PROXY_NAME  
The proxy server name is missing. Specify a proxy server, and try again.
Value: 3377 | 0x0D31 | 0b0000110100110001

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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