Article ID: 264589 - View products that this article applies to.
This article was previously published under Q264589
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Duplicate certificate templates may appear in Active Directory when you attempt to create or modify an Automatic Certificate Request, Public-Key Policy.
This behavior occurs when an additional Enterprise Certificate Authority (CA) is installed in Active Directory before the certificate template objects are completely replicated throughout the enterprise. When this happens, a replication collision occurs.
To resolve this issue, use the following steps:
For additional information about replication collision, click the article number below to view the article in the Microsoft Knowledge Base:
(https://support.microsoft.com/kb/218614/EN-US/ )Replication Collisions in Windows 2000