You move mailboxes on a server that is running Microsoft Exchange Server 2003. When you do this, the Microsoft Exchange Information Store service on the source server stops responding.

Additionally, the following events are logged in the System log:

Event ID: 9659
Raw Event ID: 9659
Record Nr.: 1217735
Category: General
Source: MSExchangeIS
Type: Error
Message:
The Microsoft Exchange Information Store encountered an unexpected exception 0xC0000005 at address address while processing a request for user xxxxxx.

Event ID: 1000
Raw Event ID: 1000
Record Nr.: 1217736
Category: None
Source: Microsoft Exchange Server
Type: Error
Message:
Faulting application store.exe, version version, stamp xxxx, faulting module excdo.dll, version version, stamp xxxx, debug? 0, fault address address.

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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.

Prerequisites

You must have Microsoft Exchange Server 2003 Service Pack 2 installed.

Restart requirement

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

However, the Microsoft Exchange Information Store service is automatically stopped and then restarted.

Hotfix replacement information

This hotfix does not replace a previously released hotfix.

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.

File name	File version	File size	Date	Time	Platform
Excdo.dll	6.5.7653.35	3,646,976	02-May-2008	03:11	x86

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

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

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