>I need some help with an error handling question.
>Here's the situation.  I've created a COM object that will
>be accessed over a LAN.  Basically it performs a query and
>returns the results to a VB client in an XML stream.
>
>Everything _normally_ works just fine, but on occaision
>(normally just after I add "one more thing that shouldn't
>affect anything else") I get a runtime error.  The problem
>with this is that the client program just hangs when this
>occurs and I have to kill the COM process.
>
>Ideally I'd like the COM object to collect the information
>about the runtime envioronment as well as the error and
>return it to the client in the XML stream.  The problem is
>I can't figure out how get the Error() method to terminate
>the offending method and return a value to the client.
>
>Failing being able to do the above, I'm thinking of just
>logging the error to a text file and CANCELing the server.
>This will, of course, likely crash the client, but I
>can't think of any other way of handling this.
>

Normal way is by using COMRETURNERROR to return relavant information from the error method. Then you let the client handle the COM error message.

Erik Moore
Clientelligence