... off screen so I think it's disappeared? It would be nice for it to stay put. Hi Ian, In your .box file you have two different gauge/scale settings in the same track plan, N gauge and 00. As I mentioned, that is never going to work. What you need to do is set 00-SF for the standard-gauge templates, and then click modify track gauge... for the narrow-gauge templates, so that everything is 4mm/ft scale, like this: 2_170730_420000000.png Change it to 9mm gauge. You will still get some bumpy running as I mentioned, where the N gauge wheels run over the 1.0mm flangeway gaps. cheers, Martin. posted: 17 Sep 2019 12:44 from: RedgateModels Ah, thanks Martin, knew there would be a reason. I'll have a go tonight, hopefully posted: 17 Sep 2019 13:06 from: RedgateModels Following on from a question on the MERG forum, to remove the possibility of derailments from incorrectly set points could I change the circled ...