When you zap a cursor the grid loose its recordsource , maybe something similar happens with a set filter command..anyway the important is that you've got rid of your problem :-))
Alessio

>Dear Alessio
>My problem was solved with your solution.
>i put these line in my code and everything work good.
>but i dont understand why?
>
>WITH thisform.pageframe1.page2.grid1
> .RecordSource = ""
>ENDWITH
>WITH thisform.pageframe1.page2.grid1
> .RecordSource = CursorTempB
> .column1.ControlSource = "rbnum"
> .column2.ControlSource = "rbdate"
> .column3.ControlSource = "rbsen"
> .column4.ControlSource = "rbrec"
>ENDWITH
>
>thanks for your help
>Reza