Update found solution:
https://www.reddit.com/r/csmapmakers/…_my_map/cu1bps5
"I think I may have had the same problem, they way I fixed this issues was selecting the whole map (their is away to do this automatically) Then lowering the map till it's on the correct plane with the center of the map (the red, blue and green arrows that show X,Y and Z)"
Hallo guys. I have problem with my map.
Why some of place doesnt have light. Props looks fine, skybox looks fine, but the wall looks dark with no light. I have been added light.