After first advising users on how to work around the flaw, Microsoft today pulled the Service Pack 2 update for its Office 2011 Mac software in order to find the cause of an issue that was corrupting identity databases in its Outlook e-mail client. Though the SP2 update is still available for manual download, the company has stopped pushing SP2 out using AutoUpdate until it resolves the problem, according to a post on its Office for Mac blog.