Thank you very much for this explanation. I did not realize that I had to add a wait condition. This makes actually sense when I think about. Not sure whether documentation can be improved. I probably should have read more that documentation. This behavior has been reported a few times already. It i...

What did you do? I have a double-ended train that has an interrupt for a refueling station when fuel is below a certain value. Additionally the train also has an empty wait-condition for that refueling station. This is important as the issue only seems to arise when the additional wait-condition of ...