Second, create a folder [graphics] and put everything there to be organized.
Now ensure it at your server.cfg and good luck!
ensure cfx-gabz-mapdata (Must come before karma_visuals)
ensure cfx-gabz-pdprops (Must come before MRPD per Gabz readme )
ensure cfx-gabz-scenarios (Not compatible with the karma_visuals pack so remove this resource)
ensure [gabz]
ensure karma_visuals
ensure [karma] Other KARMA assets (World Props, Roads, Vegetation etc.)
For more informations you can verify our README.md attached at karma_visualssystem.