surf and you will find the following, you will also need to find the following zip file ...cvx_FTX-SCA_FSDT-KLAS_compatibility.BGL
In order to achieve compatibility with SCA, some KLAS FSDT and SCA files need to be deactivated and a patch file added into the KLAS folder:
DEACTIVATE: (by renaming from .bgl to .bgl.off)
>>> in \ORBX\FTX_NA\FTX_NA_SCA05_SCENERY\scenery
FTX_SCA_objects_KLAS_PLC.bgl.OFF
ADE_FTX_SCA_KLAS_CVX.bgl.OFF
ADE_FTX_SCA_KLAS.bgl.OFF
>>> in \Scenery\World\Scenery
ADE_FTX_SCA_KLAS_elevation_adjustment.BGL.OFF
KLAS FSDT FIX
>>> in \fsdreamteam\KLAS\scenery
mesh_terrain.bgl.OFF
CVX_KLAS.BGL.OFF
ADD: (by extracting and moving the file attached below)
>>> in \fsdreamteam\KLAS\scenery
cvx_FTX-SCA_FSDT-KLAS_compatibility.BGL