OK, I have fixed this issue and am uploading a new SkIndigo version right now. It was a bug introduced in 3.2.0.
(To smooth normals, use the SketchUp soften edges tool)
Unwanted mesh smoothing (subdivision?)
Re: Unwanted mesh smoothing (subdivision?)
Thank you, Dale! The new version solves all my last reported errors. 
little gallery... http://unverzagt.biz/cottysgallery/
Re: Unwanted mesh smoothing (subdivision?)
Thank you everyone for your patience. This bug should now be fixed as of Indigo 3.2.6. Please update to the latest Indigo version.
