Using your own Unwrap for lightmapping

untickedlightmapbox.png

I’ve tried that as well. Here is what it does.



Overlapping? Really? Let’s have a look.

Doesn’t look like its overlapping at all. What settings did I use to pack them in 3d Studio Max?
3dsmaxpackuvs.png

There is no overlapping (that’s the point of the 0.02 padding).