>Hi all
>I have a problem with filter command. when i use from below command in my form
>
>

>     Select Hesab01
>     SET FILTER TO GCode = thisform.y_GCode .AND. !EMPTY(KCode) .AND. EMPTY(MCode)
>     thisform.list2.ControlSource = "Hesab01"
>     thisform.list2.RowSource = "KName"
>

>
>i get not correct filtered records, but if i change it as below
>
>

>     Select Hesab01
>     filterStr = "SET FILTER TO GCode = " + ALLTRIM(STR(thisform.y_GCode)) + ;
>     " .AND. !EMPTY(KCode) .AND. EMPTY(MCode)"
>     &FilterStr
>
>     thisform.list2.ControlSource = "Hesab01"
>     thisform.list2.RowSource = "KName"
>

>

>my list2 filled with right records. i know it is because of GCode = thisform.y_GCode , but why it is wrong?
>thanks for your help

If thisform.y_gcode is not fixed then you may really get unpredictable results.
Btw, are you sure that you don't confuse Controlsource and Rowsource in your code. Also, using SET FILTER is a bad practice; if possible, it should be avoided.