>Sometime last week there was a similar thread on here, but I never saw the
>problem resolved. I have just a very simple (data-entry) form, using lots of
>radio buttons and checkboxes. The form controls reference memory variables.
>When I go to add a new record, I SCATTER MEMVAR BLANK and THISFORM.Refresh,
>but often (not totally consistently) I will still have the values from the
>previous record displayed.
>
>I am using VFP 5.0. Some of the suggestions to the other person experiencing
>this problem were SET CARRY ON/OFF (not the problem), and the CURVAL() and
>OLDVAL() functions (not relevent?). If the problem was resolved, I didn't
>hear about it.
>
>Does anyone know the answer to this?
>
>As a side note, what happened to the @Z formatting for numeric fields in VFP?
>How do I make a zero in a numeric field display as blank?
>
>Thanks to all - Don Smith

To show zero as blank use:
Textbox.Format="Z" && for some reason it was missed in Help
In regard to the first problem: cannot say much, I don't use APPEND/SCATTER and variables as ControlSources.