Found it...MG Rev91 has a problem, all the unstable work fine, Rev92 does not have the problem, signals display correctly. I get so used to OR being...
I ran this a while ago with no problems. I was probably on Rev 89 or 90 then. Currently on 92. When restarting after a save I always switch to manual...
...and short paths for AI trains, which causes problems when running OR, especially if you use "Activity Randomization" --- short paths causes AI to...