Replication error 8464 after schema upgrade

Problem Environment Contoso has a very large branch-office deployment of Active Directory. Each branch-office is an Active Directory site, and each DC is a GC because of potentially unreliable WAN links. Any time a Scheme upgrade is performed in which the Partial Attribute Set (PAS) is updated, replication fails for numerous partitions until all hub…

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Quick TIP: The replication operation was preempted

This tip can help clear some confusion when you encounter the following error while forcing replication: result 8461 The replication operation was preempted Here is the output of running repadmin /showreps on a brand new domain controller: DC=contoso,DC=com    5th_Ward\ContosoDC2 via RPC    objectGuid: 5ed02b33-a6ab-4576-b109-bb688221e6e3        Last attempt @ 2008-08-21 17:51.44 failed, result 8461:   The replication operation was…

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RODC compatibility pack available now…

Hi Everybody! I just wanted to write a quick note to let you all know that the RODC compatibility pack for Windows Server 2003 and Windows XP clients is available for download. Description of the Windows Server 2008 read-only domain controller compatibility pack for Windows Server 2003 clients and for Windows XP clients http://support.microsoft.com/kb/944043 Not…

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Windows Server 2K8 Reviewers Guide

Hi Everybody! This one comes at the request of several customers.  Many of you out there are trying to determine which version of Server 2008 you will deploy.  For most it comes down to deciding between two of the five major versions: Server 2008 Standard edition and Server 2008 Enterprise edition.  Given the amount of…

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Quick TIP: Quickly verify AD replication status

It can be a little tedious to verify replication status in a large Active Directory environment via the Sites and Services snap-in.  Here is a command I use quite frequently to check the replication status of all domain controllers: REPADMIN /SHOWREPL * /CSV >showrepl.csv View the file in Microsoft Excel and perform the following filtering…

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Quick TIP: Force FRS replication

For this tip you will need a somewhat newer version of ntfrsutl.exe You can grab a version out of the Service Pack 2 Support Tools download here. Beginning with the version of ntfrsutl.exe in KB 823230 we have the ability to force FRS replication to occur across site boundaries immediately instead of waiting for the schedule…

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AD User and Group Restore Webcast

Some time ago I did a webcast presentation on Active Directory User and Group Restore. I’ve included the link for those of you that may have missed it. Check out the on-demand presentation here:  http://www.msusapartnerreadiness.com/WS_abstract.asp?eid=15004864 (Unfortunately registration is required, but that takes only a few seconds) Let me know if you would like to see…

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Active Directory Forest Recovery…

The helpdesk phone had been ringing incessantly all day.  Many people throughout the AD forest were unable to login to their respective domains.  It seems that accounts throughout the forest had somehow been deleted.  John, tired from having been up all night watching “White and Nerdy”, was called in to help identify what was going on.  Fortunately he…

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Active Directory Puzzle from Technet Mag…

Check out this cool poster size image now available for download from our website. Link courtesy of Michael Kleef. The “Active Directory Component Jigsaw” picture is a pretty cool overview of AD that was originally only available to TechNet Magazine subscribers.  Full picture size is over 8 MB. Enjoy!

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Cluster service failure update…

Just a quick note to say that they did update KB 269229 with my comment about requiring the SERVICE account to be included in the “Impersonate client after authentication” user right.  (reference this post for background info) From the article: “Note If you create a Group Policy setting to update the Impersonate a client after authentication…

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