Would you help me please?
I wanted to create a tube but the sweep tool says:
'center_line cannot be used as profile and path
What am I doing wrong?
Thank you!

I tested many solutions, this works fine: -Get "Convert Sketchup SKP files to DXF or STL" plugin from http://www.guitar-list.com/download-software/convert-sketchup-skp-files-dxf-or-stl (Just in case: The page can be found on the archive.org too.) The plugin is free and works with almost al...