Error message when you enter logon credentials after an Outlook Web Access session times out in Exchange Server 2007: "Server Error in '/ExchWeb/bin' Application"

Consider the following scenario:

• You have a mailbox that is located on a server that is running Microsoft Exchange Server 2003.
• You try to access a mailbox by using Microsoft Office Outlook Web Access through a server that is running Microsoft Exchange Server 2007 Client Access Server (CAS).
• You log on to Outlook Web Access by using forms-based authentication.
• The Outlook Web Access session times out after a period of inactivity.
• You click Check New Email, or you click the top-level folder in the Inbox.

In this scenario, a logon page is displayed. When you enter the logon credentials, you receive an error message that resembles the following error message:

This problem occurs because Outlook Web Access is redirected to the "https://server/exchweb/bin/auth/logon.aspx" link instead of to the "https://server/exchweb/bin/auth/owalogon.asp" link.

Update information

To resolve this problem, install Update Rollup 3 for Exchange Server 2007 Service Pack 1 (SP1). For more information about Update Rollup 3 for Exchange Server 2007 Service Pack 1, see the following Exchange Help topic: For more information about how to obtain the latest Exchange service pack or update rollup, see the following Exchange Help topic:

Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.

The default value of the cookie time-out setting is 15 minutes. The cookie time-out setting for Outlook Web Access can be found in the registry in the locations that are described in the following table.