>Hi Naomi,
>
>> But I don't want to save when nothing has changed - what should I do to avoid it?
>
>In this case you need to find the code that saves data and extend it with some code that performs a TABLEREVERT() on the current record when the record hasn't changed. The key is that you have to either use TABLEREVERT() or TABLEUPDATE(). You cannot simply do nothing, even when data hasn't changed.

Ok, I'll see what can be done - thanks.