area portals

Areaportal do not occlude anything even when the doors are closed. It may be because I placed them next to each other, but the Valve Developer Wiki says nothing about it. Areaportals in Hammer Areaportals in game Areaportal configuration

So I'm having a problem with area portals on powerhouse. When I downloaded the decompliled file from https://tf2maps.net/threads/valve-maps-decompiled.5952/ , with the area portals in most doorways. They were creating leaks in each doorway, confused why I asked a couple people, tried removing...