>>>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.