... on the trackplan tab, otherwise you will lose the setting each time you swap back to the trackpad. That's not very satisfactory, so I will do something about it in the next program update. I need to release 226d very soon anyway, to fix the floating-point bug which Julian reported. cheers, Martin. posted: 6 Jun 2020 18:39 from: Gordon S Thanks Martin. just for feedback, nothing else...it's the weekend! Followed your instructions and results are here... 479_061334_230000000.jpg Platforms are brown and gaps fine.... Bit of tweaking to do on track/platform overlaps. The only thing of notice is that the platform joins are left with a blue line (as you said) following the infills. I may be able to do something with the outer platforms by doing them in one piece. Need a bit of time to think about the double ended bay as whatever I do, it will have joins somewhere.... Couldn't be bothered to swap files around, so ...