Arturia has updated the Mac OS X version of the Jupiter-8V to v1.1.1.
This new version of the recreation of the Roland Jupiter-8 addresses issues on Pro Tools Leopard (Mac OS X 10.5) compatibility.
This update is free to all registered users and can be downloaded here. The demo version has been fixed as well, and is available here.
Find Jup-8 V 4 in the KVR Marketplace