'item' property can't be modified when form is minimized or maximized

Error 384

 

The Left, Top1CIZPD6, and Height, WidthL14VJZ properties cannot be changed on a minimized or maximized form.  You can set or return the state of a form with the WindowState PropertyI5APPB.  You can prevent a user from maximizing or minimizing a form by setting the MaxButton117DCC7 or MinButton1B9HLHD form properties to False (0).