I am sorry to hear that the saves are of no use, sadly I have no save game state closer to the bug occurring. I have talked with my brother, with whom I play on the map, and we can not figure out why the desyncs happened in the first place. All we know is that since we went from 17.0 to 17.6 we've h...

As you requested, here are the saves. Naming code: 17 = major version. M2 = Multiplayer, 2 players. M2.1 = updated version post desync issues. My brother kept getting de-synchronised from the game so we saved and updated to a new save with the 0.17.6 version. First the 17M2 is from before the error....

Image of the problem: https://imgur.com/M5IAsaz Quick description: An underground pipe does not continue the flow of a liquid to it's counterpart 5 tiles away. When hovered over shows wrong graphics which helped me find the cause for a flow disruption to my chemical plants. The pipe was placed in 0....