Thanks for the detailed answer.

Indeed, this was exactly the problem.

What are the general system requirements for the server?

Thanks. Now I will try to increase my memory

Hey! Interested in the ability to transfer saves. Installed a headless client on Ubuntu. The server is fully functional on its saves, but crashes with the migrated save. In the log you can see the place where crash. Mods and version are the same Sorry for my english /opt/factorio/bin/x64/factorio --...