Error 0x8004003C

Value: -2147221444 | 0x8004003C | 2147745852

What does it mean ?

TAPI_E_INVALIDTERMINALCLASS  
The Terminal Class is invalid.
Value: 60 | 0x003C | 0b0000000000111100

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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Other Errors for FACILITY_ITF