Sorted it, eventually!
It seems that the cause of the vanishing lines is quite simple. The assembly in question was created entirely of surface bodies rather then solid parts, When entering the drafting stage and creating section views these nominal thickness 'skins' were being cut.
As lines...
I've just started using a second, makes a huge difference! Great for having drafts open while modelling,
saves so much space compared to having paper copies on the desk.
Hi, (Apologies this is my first post)
When moving my part part into the drafting stage some lines disappear.
It doesn't happen immediately but after manipulating some of the views using view dependent edits (on a section view and details of that view) the subsequent update of the sheet will...