area portals

On my map, I am having a lot of problems with area portals leaking even though they are completely flush with the walls and there aren't any leaks inside the buildings that they are in.

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...