After build the lighting the static mesh got stain

[aitchan]

Helo guys
i using UDK may version 2012 and i have problem every time i build the lighting the static mesh have stain



however the static mesh like this



Whyyy?

[aitchan]

solved

After i increasing LightMap Resolution from32 to 512, now the stain gone

[mAlkAv!An]

Sure, but 512²px lightmap is a waste for such a small object. You'll probably just need to rearrange your UVs to make a 64 or lets say 128 lightmap work fine.