HaloMods "Classic" Read-only Archive

My map isnt quite worken properly, well i get all thorugh everything ok up 2 sapian where i run radiosity and stuff, and when thats done i can only see a purple sky and a black box???????/ and i am confused anyone know the problem

Well you need to type radiosity_save then fly inside your level (hold middle mouse button and move with "w,a,s,d,r,f.

I DID but still black