You use Microsoft Office Outlook 2007 on a computer that is running Windows Vista. When you try to connect to a computer that is running Microsoft Exchange Server 2003, you receive the following error message:

Task reported error 0×8004011D. The server is not available. Contact your administrator if this condition persists.

Task ‘username@example.com - Sending’ reported error (0×80040115) : ‘The connection to Microsoft Exchange is unavailable. Outlook must be online or connected to complete this action.’