>I'm just reading you rthread and I have two suggestions to test.
>
>1) If you do the select Other without the "go top" does it work?
>2) Replace the "Select Other and go top statement" with a wait windows with a little comment. If it works, it might be a speed related issue.
>
>As I said these are just ideas I had and it might not lead you anywhere.

Well, after more research, I found that the mistake was of course in the code. :)

Unpredictable results will occur if you insert a WHERE clause having an alias which is not used in the SQL. As soon as I discovered it and replaced it with the proper alias, all started to work as expected.