The Store.exe process may use 100 percent of the CPU resources when an Exchange Server 2003 user tries to obtain free/busy data from a calendar from another messaging system

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Article ID: 920760 - View products that this article applies to.
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SYMPTOMS

On a computer that is running Microsoft Exchange Server 2003, the Microsoft Exchange Information Store service (Store.exe) may use 100 percent of the CPU resources.

You experience this problem if the following conditions are true:
  • A connector to a messaging system other than Exchange is configured in Exchange Server 2003.
  • A user tries to obtain free/busy data from a calendar from the other messaging system.

RESOLUTION

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:
http://support.microsoft.com/contactus/?ws=support
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.

Prerequisites

Because of file dependencies, you must have Exchange Server 2003 installed to apply this hotfix.

Restart requirement

You do not have to restart the computer after you apply this hotfix. However, all the following services together with their dependent services are automatically stopped and then restarted when you apply this hotfix:
  • The Microsoft Exchange Information Store service
  • The IIS Admin service
  • The Microsoft Search service

Hotfix replacement information

This hotfix does not replace any other hotfixes.

File information

The English 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.
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File nameFile versionFile sizeDateTimePlatform
Exosal.dll6.5.7651.3370,14428-Jun-200602:12x86
Mdbmsg.dll6.5.7651.333,361,28028-Jun-200601:27x86
Store.exe6.5.7651.335,258,75228-Jun-200602:15x86

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, click the following article number to view the article in the Microsoft Knowledge Base:
824684 Description of the standard terminology that is used to describe Microsoft software updates
For more information, click the following article number to view the article in the Microsoft Knowledge Base:
817903 New naming schema for Exchange Server software update packages

Properties

Article ID: 920760 - Last Review: October 9, 2011 - Revision: 3.0
APPLIES TO
  • Microsoft Exchange Server 2003 Standard Edition
  • Microsoft Exchange Server 2003 Enterprise Edition
Keywords: 
kbautohotfix kbHotfixServer kbqfe kbfix kbbug KB920760

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