Error 0x80040046

Value: -2147221434 | 0x80040046 | 2147745862

What does it mean ?

TAPI_E_CALLCENTER_QUEUE_REMOVED  
The ACD Proxy has removed this Queue. Operations on this object are invalid.
Value: 70 | 0x0046 | 0b0000000001000110

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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