The current beta build has expired end last month June 2007. We are running behind with the next Beta release. Beta 6 build will be available to you as soon as we can resolve a number of issues with the Code editor.
For now, we have prepared a new exe (build 800) extending the end date to 30 Aug 2007. The new exe is now available from (download size 7MB):
Please copy the new exe (build 800) into your SQL Nav 6.0 Beta install directory. At start up, please select the new layout option as attached screenshot.
Thanks and regards,