>>>I'm not sure if this is really a good idea, but the first thing that comes to mind is to save the original value in the control's GotFocus event. Then you would be able to revert to the original values.
>>>
>>>Another idea is to use SCATTER Name OldRecord MEMO perhaps also in GotFocus event...
>>
>>It seems this issue would pop up all the time. Have you ever had this problem?
>
>This is the thread I was thinking of Re: When the record was really changed? Thread #1035985

That thread has more to do with detecting changes than what to do if a user clicks "Cancel" on a form.