Nik Software have announced the first of the upgrades to their plug-ins to allow them to work in a full 64 bit environment.
Viveza 2 has an update available now so it will run in a 64 bit environment. Their other plugins will be getting the upgrade soon. Great news to all of us that use Nik Software.
To download the free update for those with a registered copy of Viveza 2, go here: https://www.niksoftware.com/viveza/usa/entry.php