An update from this month’s Patch Tuesday updates caused the folder pane in Outlook 2013 to disappear for many users. Microsoft has released a new version of the update that fixes the problem…. An update from this month’s Patch Tuesday updates caused the folder pane in Outlook 2013 to disappear for many users. Microsoft has released a new version of the update that fixes the problem.

Read more http://www.zdnet.com/microsoft-releases-out-of-band-outlook-2013-update-7000021231/