https://forums.autodesk.com/t5/3ds-max-forum/new-sp3-fbx-export-bug/m-p/5477292#M91639 <P>We have the same problem.&nbsp;</P><P>It seems both the normals and uvw's change vertex randomly within a quad. Turning triangulation&nbsp;on the affected&nbsp;polygons/quads solves the problem, but its to big a hassle.</P><P>We've all downgraded to sp2.&nbsp;</P><P>&nbsp;</P><P>We have experienced this problem on several machins in different project.</P><P>The problem is also visible in FBX-Rreview (windows app).</P> Wed, 21 Jan 2015 16:25:54 GMT anddrys 2015-01-21T16:25:54Z