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When information is replicated from a Microsoft Windows 2000-based domain controller to a Microsoft Windows Server 2003-based domain controller, the replication process is not completed successfully. Additionally, an Error event that is similar to the following may be logged on the Windows Server 2003-based domain controller:
Event Type: Error Event Source: NTDS Replication Event Category: Replication Event ID: 1791 Date: 7/18/2003 Time: 3:52:42 PM User: UserName Computer: ServerName Description:Replication of Naming Context DC=OrganizationUnitName,DC=DomainName,DC=com from source 17776332-6fe0-460c-b7f6-5cdfc49e6de7 has been aborted. Replication requires consistent schema but last attempt to sync the schema had failed. It is crucial that schema replication functions properly. See previous errors for more diagnostics. If this issue persists, please contact Microsoft Product Support Services for assistance.
Error 8418: The replication operation failed because of a schema mismatch between the servers involved.
For more information, see Help and Support Center at http://support.microsoft.com.
Additionally, if you increase the logging level for internal processing to 4 in Windows Server 2003, a warning message that is similar to the following may be logged in the event log on the Windows Server 2003-based computer:
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.
You must have Windows 2000 Service Pack 4 installed to install this hotfix.
You must restart your computer after you apply this hotfix.
Hotfix replacement information
This hotfix does not replace any other hotfixes.
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 tool in Control Panel.