This article was previously published under Q280354
This article has been archived. It is offered "as is" and will no longer be updated.
The Microsoft Active Directory Connector (ADC) does not honor the NTDSNoMatch and NTDS Contact attribute overrides when matching by means of the security ID (SID) history.
To resolve this problem, obtain the latest service pack for Microsoft Exchange 2000 Server. For additional information, click the following article number to view the article in theMicrosoft Knowledge Base:
301378 XGEN: How to Obtain the Latest Exchange 2000 Server Service Pack
The English version of this fix should have the following file attributes or later:
Microsoft has confirmed that this is a problem in the Microsoft Active Directory Connector. This problem was first corrected in Microsoft Exchange 2000 Server Service Pack 1.
NOTE:: Executing Update.exe to upgrade Exchange to the next service pack does not upgrade the ADC.EXE component. To upgrade the ADC.EXE component to your current service pack level, locate the ADC directory in your service pack CD or your expanded downloaded package, run setup.exe within that directory, and choose the reinstall option. The updated ADC component can be installed before installing Exchange or upgrading to a service pack.
For additional information, click the article numbers below to view the articles in the Microsoft Knowledge Base:
274173 XADM: Documentation for the NTDSNoMatch Utility
256862 XADM: How to Correct Mismatched Accounts After Active Directory Connector Replication