>>You may try CLEAR PROGRAM, but unfortunately there is no guarantee.
>
>Thanks for the help... unfortunately it does not seem to make a difference. I may need to locate that code in another place.
Yes, that was expected :( I'm not sure how you can proceed. I don't think using a class may be better.
I doubt you can use CLEAR ALL which may help with better probability.
You may try using EXECSCRIPT and different UDFs code while you're debugging.
If it's not broken, fix it until it is.
My Blog