Active Directory replication performance decreases on an Exchange 2000 or Exchange 2003 computer

When you create a Microsoft Exchange 2000 Server or Microsoft Exchange Server 2003 administrative group in a Microsoft Exchange Server 5.5 site and then remove the Exchange 5.5 computer from the site, the replication performance between the Active Directory directory service and the Exchange 5.5 site decreases. The following events may also be logged to the application event log:

Event Type: Warning
Event Source: MSExchangeSRS
Event Category: Replication
Event ID: 1078
Date: 3/5/2003
Time: 5:13:52 PM
User: N/A
Computer: Computer Name
Description: Replication warning: Could not notify directory with changes to naming context.

Event Type: Information Event Source: MSExchangeSRS
Event Category: Knowledge Consistency Checker
Event ID: 1121
Date: 3/5/2003
Time: 4:35:57 PM
User: N/A
Computer: Computer Name
Description: The consistency checker detected a replica of naming context to nonexistent directory.

Event Type: Warning
Event Source: MSExchangeSRS
Event Category: Replication
Event ID: 1123
Date: 2/25/2003
Time: 12:42:16 PM
User: N/A
Computer: Computer Name
Description: The consistency checker failed to delete a replica of naming context /O=ORG/OU=ADMIN GROUP to nonexistent directory Servername with error 20.

Exchange 2000

Cumulative rollup information

To resolve this problem, obtain the September 2003 Exchange 2000 Server Post-Service Pack 3 (SP3) Rollup. For additional information, click the following article number to view the article in the Microsoft Knowledge Base:

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.

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, submit a request to 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.
Component: Admin

The English version of this hotfix has the file attributes (or later) 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 tool in Control Panel.
Note Because of file dependencies, this update requires Exchange 2000 Server Service Pack 3 (SP3). For additional information, click the following article number to view the article in the Microsoft Knowledge Base:

Exchange 2003

The following file is available for download from the Microsoft Download Center:

Download the E3shttp://www.microsoft.com/downloads/details.aspx?FamilyId=42656083-784D-4E7E-B032-2CB6433BEC00&displaylang=eneng.exe package now.

For additional information about how to download Microsoft Support files, click the following article number to view the article in the Microsoft Knowledge Base: Microsoft scanned this file for viruses. Microsoft used the most current virus-detection software that was available on the date that the file was posted. The file is stored on security-enhanced servers that help to prevent any unauthorized changes to the file.

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