Ah okay then I as to lazy to look for another post of the issue so thanks for that. Fix is for .15.7 so sounds like it's already resolved.

I uploaded a new log file all it has is codes I don't understand

Okay the crash happened again when mining rail while a train is pathing on the rail to it's next station this time with robots doing the work I'll add in the mods list as well but I don't think it's mod related.

I noticed the log file was rather unhelpful as well. I haven't tried yet to reproduce it yet I'll see what I can do about that soon and if I can reproduce I'll get a save state for it.

Conditions of crash where I picked up a rail track after I sent the train I was driving to a station after it had left the track.
2nd crash Removeing rail track while a train is still pathed on it (with robots)
The crash is reproducibleI found out it if you mine the track ahead of the train it's ...