Operating Systems does not age like a fine wine and instead have an expiration date just like milk where they smell and taste bad after time.
If you are still using Windows Vista and plan to upgrade Autodesk software this year, you may want to consider upgrading your old Operating System. As of January 1st 2012 upgrades or new releases and services will no longer be supported on Windows Vista.
Read the latest on Autodesk’s Support of Windows Vista http://autode.sk/xY3PHO