Door.Rooms Error

[kunal]

Got it working.
Found this post which seems to have had similar compiling issues:

Door.Rooms not working

The problem is that 2 doors are opening outwards, where there are no rooms, so the first 2 elements are empty. [RoomProblem] Moreover these 2 doors have empty value for “AH-Türnummerzusatz”. You can filter out these doors at the beginning of the graph, or maybe put a fake room outdoor