Update Breaks Outlook 2013 Folder Pane
The September 11 updates to Office 2013 caused the Folder Pane in Outlook to disappear. Use the link below to find out how to repair the issue. http://blogs.technet.com/b/office_sustained_engineering/archive/2013/09/11/outlook-folder-pane-disappears-after-installing-september-2013-public-update.aspx?Redirected=true