This is a known problem. Refer to:<br><br><A HREF="http://www3.autodesk.com/adsk/support/techdoc/0,,148302--123737-0_21837,00.html" TARGET="_new">http://www3.autodesk.com/adsk/support/techdoc/0,,148302--123737-0_21837,00.html</A><br><br>for additional information.<br><br>I hope this helps.....