https://forums.autodesk.com/t5/autocad-forum/autocad-structural-detailing-2015-empty-empty-iges-export-file/m-p/5724657#M320831 <P>In ASD go to <STRONG>ASD-Model</STRONG> tab. then <STRONG>TOOLS</STRONG> --&gt; <STRONG>Save Model as ACIS Solids</STRONG></P><P>&nbsp;</P><P>This converts the ASD proxy objects into AutoCAD solids and saves the file as a new .dwg</P><P>&nbsp;</P><P>Open the save AutoCAD drawing and export to IGS (or other format) from there.</P><P>&nbsp;</P><P>&nbsp;</P><P>&nbsp;</P> Fri, 17 Jul 2015 13:15:45 GMT skintsubby 2015-07-17T13:15:45Z