Describe the bug

Any rails are placed on a flat surface. The switch does not fit on an uneven surface.

I do not speak English. Sorry for that.

rus: Любой вид рельсов устанавливается на ровную поверхность. Но на не ровную не хочет устанавливаться стрелка.

Video
https://youtu.be/T25l-e1D0ts

System Information
OS: [Linux Mint]

System Memory: ["8gb"]

Allocated Memory: [ "6gb"]

CPU: ["Intel I3 7100"]

IR-Version: [e.g. "1.7.2_1.12.2"]

Forge-Version: [e.g. "1.12.2 - 14.23.5.2847"]

Same issue here, and it is VERY annoying.

Please upgrade your IR, 1.7.3 is currently the stable.

Switch itself is destroyed when loading the world

https://youtu.be/dgsNi9qbwgM

Fixed in the latest test build, will be included in the next release.