… and if you move the mouse to its former position, it reappears but only while the mouse is over it. This happens randomly, with annoying regularity. Repeat exact same placement and it works as documented. What could I be doing wrong? Scenario Editor.
If it's only appearing when you hover the mouse over the asset then you need to turn your scenery density up.
OY!!!!! Could it be that simple? I am not in my studio. This is the Scenario Editor, not while driving. If that’s it I will feel stupid.
It could be it. I know that in the editor I've had the scenery density too low and the NRM hasn't appeared at York. Turned up the scenery density and it appeared.