What if you BROWSE the cursor. Can you edit from there?
>
>Hi Sergey,
>
>Format = !
>InputMask = (None)
>MaxLength = 30
>
>I even put a fresh textbox on the form. Then in code added: THISFORM.text1.CONTROLSOURCE = "constant_cursor.Key_Cd"
>
>Same result.
--sb--