You may receive the following error message in Microsoft Office Communicator 2007 R2 on a computer that is running Office Outlook:
There was a problem connecting to Microsoft Office Outlook. The e-mail address used in your default Outlook profile is different from the sign-in address used in Communicator. Change your default Outlook profile to match the sign-in address you are using in Communicator, and then sign out and sign back in to Communicator.
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.
Article ID: 2449143 - Last Review: Dec 17, 2010 - Revision: 1
Microsoft Office Communicator 2007 R2