I am following Yayaps Beginner's Map Creation Tutorial to make a map. I fallow every single step CAREFULLY. I get to the adding bitmaps to the Cliffs and Ground. I notice that everytime I add one and apply the UVW there some faces with no face. Like holes in the map. So I just assumed it was my computer. I continue all the way to the

"In Sapien, type in 'radiosity_0'"

after I do that I get the gray 0 but then when it tells me to type in "Radiosity_start" I get an

"radiosity error: degenerate triangles[or triangles with bad uvs] (see blue in error geometry)" error.

I neeeeeed helpp PLEASEEEE . All im trying to do is make a map. Thats it. Just 1 ! . DX