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Hi, Just purchased and downloaded latest version of treedraw. Since I have tree files on V.1 I need to convert them. When I try to open the conversion file I get the following message: The version of this file is not compatible with the version of Windows you're running. Check computer information t...

Hi,
I am going to purchase treedraw but before I do I would like to know if the following is possible.
I have some .tdr files on an old shareware version is it possible to transfer these directly to the latest version.
I am running windows 7

Thanks for any help