In my previous post , I've described my general guidelines for exporting a WSS 3.0 site, to a MOSS 2007 farm. In this post, I will cover the errors and problems I've stumbled upon, and how I've fixed them. Import and Export errors, and their fixes. Your backup is from a different version. This error happened on my first try. I was trying to use backup and restore using STSADM, and got the error. The complete error message was: "Your backup is from a different version of Windows SharePoint...