An update (technical refresh) for Beta 2 has been released. As this is an update, it needs to be installed over Beta 2. Files saved in the Beta 2 file format may not open once the update is installed, so save your documents in legacy formats before applying the update.
After installing, be sure to reset your To-Do Bar view and your task list views.
Outlook Live users can get the latest connector at
Outlook 2007 Beta 2 Known issues