If you are running the .NET Framework version 2.0 on Exchange Server 2003, you receive errors messages when you enable the Synthetic OWA Logon rule in MOM 2005

Consider the following scenario. You are running Microsoft Operations Manager (MOM) 2005. And, you are using the Microsoft Exchange Server Management Pack for MOM 2005 to monitor Microsoft Exchange Server 2003 computers. In this scenario, you receive error messages in the Operator console every 15 minutes. You receive these error messages if the following conditions are true:

• You enable the Synthetic Outlook Web Access Logon rule in MOM 2005.
• You are running the Microsoft .NET Framework version 2.0. Or, you upgrade the .NET Framework to version 2.0 on the Exchange Server 2003 computers that are running the MOM 2005 agent.

These error messages resemble one of the following error messages:

Error 1Error 2Error 3

Hotfix information

A supported hotfix is available from Microsoft. However, this hotfix is intended to correct only the problem that is described in this article. Apply this hotfix only to systems that are experiencing this specific problem. This hotfix might receive additional testing. Therefore, if you are not severely affected by this problem, we recommend that you wait for the next software update that contains this hotfix.

If the hotfix is available for download, there is a "Hotfix download available" section at the top of this Knowledge Base article. If this section does not appear, contact Microsoft Customer Service and Support to obtain the hotfix.

Note If additional issues occur or if any troubleshooting is required, you might have to create a separate service request. The usual support costs will apply to additional support questions and issues that do not qualify for this specific hotfix. For a complete list of Microsoft Customer Service and Support telephone numbers or to create a separate service request, visit the following Microsoft Web site: Note The "Hotfix download available" form displays the languages for which the hotfix is available. If you do not see your language, it is because a hotfix is not available for that language.

Hotfix installation information

You must install the hotfix on the Exchange Server 2003 computers that are running the MOM 2005 agent and the .NET Framework version 2.0.

Prerequisites

You must install Microsoft Exchange Server 2003 Service Pack 2 (SP2) before you install the hotfix.

For more information, click the following article number to view the article in the Microsoft Knowledge Base:

Restart requirement

You do not have to restart the computer after you apply the hotfix.

Hotfix replacement information

This hotfix does not replace any other hotfixes.

File information

The global version of this hotfix has the file attributes (or later file attributes) that are listed in the following table. The dates and times for these files are listed in Coordinated Universal Time (UTC). When you view the file information, it is converted to local time. To find the difference between UTC and local time, use the Time Zone tab in the Date and Time item in Control Panel.

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

For more information about the terminology that Microsoft uses for software that is corrected after it is released, click the following article number to view the article in the Microsoft Knowledge Base: For more information about the naming schema for Exchange software updates, click the following article number to view the article in the Microsoft Knowledge Base: