With the migration of Railroads Online to Unreal Engine 5 and the changes to the save file format and the new save system, all of my 3rd party tools are no longer compatible with the game.
I have not worked on any of my tools since back in July of 2022 and I am not planning on updating my tools any further, which means this is an end of life notification for all my tools.

Thank you to all who have found my tools useful.