Hello, you know, now I can't reproduce the issue as well. Yesterday it was pretty simple: it was enough just to start Factorio and start new game. There was no any mods installed. Yesterday I rolled back to 0.17.46, and today, even after updating again to the 0.17.47, there's no issues neither with ...

First I encountered the crash when opened a game with rather big factory (rocket launched already) but I also checked earlier saves and was able to reproduce on all of them. Pure vanilla, open game, press T to open research -> crash. Even on a save where game just started (11 minutes). Also tried to...

Absolutely agree with MagRoader. Let me pick up some research and let game choose the shortest path how to reach it and automatically selects required prerequisite researches one by one. Or such mod already exists?

Hey, I've updated the scenario a bit. Now it's compatible with 0.16.51. Everything is fine except one - player is unable enter the train. I'm not experienced in making scenarios and to be honest just don't understand how such "undestructable" and "uncontrolable by player" objects...