Usually missing something but when I create a 3D solid in a section view, it shows in 3D and shows in the section view but somehow then cannot be edited? I could have sworn I've done this in the past and been able to edit the shapes in section view but user error is always a possibility. Thanks for any assistance.   Apologies as I see that I am using too many terms in the discussion. These are 3D solids and I'm calling them 3D polylines and who knows what my brain comes up with while s