>>>Good catch whether or not it affects the problem. (I try hard to write code that doesn't depend on the current workarea, but ...)
>
>While the issue affecting scrolling suggests it's not the cause, I've also seen occasional bizarreness if Grid events mess with the grid record pointer or content during the event sequence. Perhaps consider moving focus to another control in the InteractiveChange and then bring it back after the Grid refresh()?
>

Good thought. Not sure how that have any impact on what the user types, but worth a try.

>And then there's the code in a sneak event that fires unexpectedly... might be worth tracking what else might fire when the code runs. E.g. is the grid alias used anywhere else that might provoke more events?

I was pretty sure there's no event binding in this application and went digging for that the other day. No BindEvents(), no timers, nothing complicated.

Tamar