You are posting in the AutoCAD, not Trueview, discussion area: do you have
AutoCAD? SAVEAS command works just fine. You may need to fix the file first
using AutoCAD's AUDIT or RECOVER commands.
Trueview, if that is all you have, has it's own discussion area located at:
http://discussion.autodesk.com/forums/forum.jspa?forumID=109
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Dean Saadallah
http://LTisACAD.blogspot.com
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