Is your feature request related to a problem? Please describe.

This is just a suggestion.
Do you learn something about ‘Infinite brush rail machine’？
I'm frustrated that when i start the machine and put rc's rail the game always crush.

Machine like this image:

If the game crashes, please post the crash report.

OK.
crash-2019-06-11_12.32.20-client.txt

I think this is caused by other mods .
i try it again only with railcraft mod and the result is no crash