Google Address Book "Connection to Google is temporarily unavailable"

By default, you get an error about the google address book not being able to sync when you open a Google Apps profile in Outlook. It looks like this:

This is fixed by enabling contact sharing in the Google Apps control panel. I guess this is some kind of global address list from what I'm reading.

Here's how you fix it:

• In the Google Apps control panel, click the Settings tab, then Contacts on the left side
• Select Enable contact sharing.
• Click Save changes.

And when fixed, it should work properly (though I've seen it not work - it makes little sense):