No problems here at CZST. Your insertion points look fine.. but your actual scenery order has to reflect that ordering.. (Which is 3rd part on top, followed by FTX Regions/Airport, followed by Tongass, followed by any Open LC, bases, vector, balanda of default bases.. Orbx Central v4x can do lots of weird stuff by mixing up layering - especially in P3D4 and v5 where they use the add-on methodology (unless the user forces a conventional ORBX folder inside the sim and uses the scenery.cfg to order instead of using add-on.xml for add-ons.