>>>>What about this scenario,
>>>>
>>>>- Client Create Object A
>>>>- Client Call an Object A Method
>>>>- Object A Create Object B
>>>>- Object A Calls an Object B Method
>>>>- Object B Encounter an error
>>>>- Object B Returns control to the client with ComReturnError()
>>>>
>>>>Object A will still be active and is not aware of the problem of Object B, So what append in this case ?
>>>>
>>>>
>>>
>>>Are you SURE control is being returned to the client?
>>
>>Yes i am 100% sure, Object B Returns control to the client without notifying Object A
>>
>>> How are you creating Object B?
>>
>>loSrv = CreateObject("Myserver.MyClass")
>
>I have to admit that this is not my area of expertise (so be forgiving), but I am learning a lot in this thread. In my tests, ComReturnError() in Object B triggers the Error method in Object A, which can then hand the error back to the client.

Are you trying this on 2 COM Servers (MTDLL's) running on MTS Or COM+ ? My tests returns control to the client