... thought I'd try that. Had exactly the same result in as much uploading into a topic just stalled and went nowhere. Tried a couple of times without success. Tried Gallery Upload and that worked fine, but I could also see my two failed attempts from the post were in the Gallery, so they had uploaded, but using the topic route meant the process stalled and I couldn't select and insert from the topic. Happy to provide a lot more detail. topic 3548 Here's the plan so far with platforms in place. 479_060625_340000000.png Of course the track is far too narrow for led's, so revisited the thick centre lines options via Output Mode Options/Detail Mode only this time ticked the option with platforms and track bed edges. I set the line thickness at 50. Went back into Sketchboard and in diagram mode had the plan as shown above, but once I deselected diagram mode the track came up thicker, but the platforms have lost their colour option and both the bay platforms and through platforms have merged into the track centre lines... ...