Symptoms

Consider the following scenario:

  • You configure Integrated Windows authentication for the Outlook Web App (OWA) in a Microsoft Exchange Server 2010 environment.

  • You open a new tab in Internet Explorer 7 or Internet Explorer 8.

  • You connect to the OWA, and then close the Internet Explorer tab.

  • You repeatedly open and close a new tab to connect to the OWA. For example, you open and close a new tab to connect to the OWA seven times.

In this scenario, Internet Explorer freezes. After some time, you receive a time-out error message.

Cause

This issue occurs because the Exchange server creates an asynchronous request that does not correctly close a connection.

Resolution

To resolve this issue, install the following update rollup:

2746164 Description of Update Rollup 6 for Exchange Server 2010 Service Pack 2

Status

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

More Information

For more information about how to configure Integrated Windows authentication, go to the following Microsoft website:

How to configure Integrated Windows authenticationFor more information about how the method that is used to open a connection, go to the following Microsoft website:

How to open a connection by using the HTTP method

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