I wonder why you didn't go one step further with visualizing the max belt range. While hovering in the range of the matched underground belt, display BOTH max range (blue or could be yellow) and selected range (green) if the belt was placed where hovering (green). See the image. With what you have ...

Loading the save game from 1.1.33-0 after the mods have been synced also works. After that I saved the game under the current version 1.1.34-0 with mods and tried again to load the just saved game without mods, which was also crowned with success, the mod elements were removed and the game finally l...

I tried three times to load the savegame and each time the same error occurs.

When loading this slightly older save from the same game but last saved under 1.1.26-0 everything works, the mod elements are removed and the game loads.

1. I tried to load the attached save file, which was last saved under version 1.1.33-0 with some mods, while the game had no mods active. 2. A few seconds after the loading bar reached the end, the game crashed and brought the error message shown in the attachment. 3. Actually, the original modded s...