Very sorry for the delay. I tried to do as you told me (edit in place, switch to plan view and draw a symbolic circle, choose invisible line) and yet, when I save it, the chair still remains invisible in plan view.
Very sorry for the delay. I tried to do as you told me (edit in place, switch to plan view and draw a symbolic circle, choose invisible line) and yet, when I save it, the chair still remains invisible in plan view.