I would recommend having more edge padding on your shells and spacing them further away from each other. This isn't causing your issue, but it will cause different issues down the road if you keep them so close to each other. You need to use that script in Modo to bake correct normal maps, and if you don't there is know…
Thanks all Of course you can use a cage on a box but you get distortion and the closer to the edges the worse it gets, so adding any details to the side faces will have bad shading errors. Using 2k tga ! SeenFarfarer's vertex normal toolkit but I want to know first why these problems occur for my self before I start…