https://forums.autodesk.com/t5/inventor-forum/broken-simplified-assemblies/m-p/5761402#M365309 <BLOCKQUOTE><HR /><a href="https://forums.autodesk.com/t5/user/viewprofilepage/user-id/85907">@mdavis22569</a> wrote:<BR /><P>Are they using Inventor to import them as well?</P><P>&nbsp;</P><P>&nbsp;</P><P>This sounds like an issue on their end.</P><P>&nbsp;</P><P>What happens if you try to import one of the step files you made? &nbsp;Is it a surface or base solid?</P><P>&nbsp;</P><P>Mike</P><HR /></BLOCKQUOTE><P>As I wrote they are using Solid Edige 4.&nbsp;</P><P>I always get volume models (tried it with catia, inventor and solid edge 8.</P><P>&nbsp;</P><P>But the problem occures since we switched to inventor (we were using catia before, without running intho this problem)</P><P>&nbsp;</P><P>Roman</P> Fri, 07 Aug 2015 11:35:45 GMT Roman--- 2015-08-07T11:35:45Z