Can you finish a autocad 08 drawing on autocad 09?
i been working on a autocad 08 drawing at school but at home i have 09 and it says drawing file is not valid
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absolutely… just save the DWG as 2000 or 2006. by default 08 can be open in 09. i dont know why your dont. but not the other way….if you work in 08 then youcant open it with 06…the trick is to save it as an older version.