>>For all I understand, this is part of the interface. If you have an EXCEL automation blocked. it comes up with something similar. Not very usefull - but this is like the old VFP error style with RETURN / RETRY
>
>"return/retry" kind of make sense. At least, I can understand the logic. But the "switch to" is what I don't understand. Hence my question.

Hm, if my EXCEL automation stops for error-while-saving I could prompt the error. what is the most likely problem. For the rest, the user will not understand the problem. So, you are right. This interface is not made for user - and in this case we use it. :)