Error 0x80040014

Value: -2147221484 | 0x80040014 | 2147745812

What does it mean ?

TAPI_E_INVALDEVICECLASS  
Invalid device class identifier
Value: 20 | 0x0014 | 0b0000000000010100

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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