My main argument for my post is the regression caused by a change of behavior. The references to the FFF are to explain how I ended up with my set up (which I indeed misunderstood at second glance). In 2.0.15 I had a functional base, in 2.0.20 I do not. I am unable to load my save in an older versio...

Steam automatically updated to 2.0.20 last night. In this version there seems to be a change in behavior with interrupts that sound related to this. The change in behaviors cause the trains to stall. My trains have a set of stations to pick up items from (lets say A, B, C), as showed in https://fact...