If you’ve more than one Domain controller you may try to rebuild the DC that is having problems and then re-promote it again.ġ.
After system restore, reboot the server and if everything is ok, find the root cause of the problem and fix it. Note: Your DC backup is only valid if it’s within the forest tombstone lifetime.ģ. If you’re using a third party backup solution please consult the vendor documentation for Domain Controllers backup/recover scenarios, if you’re using NTBackup from Microsoft Windows check the basics here and here. To access Directory Services Restore Mode, reboot the server press F8 during startup and select it from the list of startup options. This will allow you to restore the SYSVOL directory and Active Directory service database.Ģ. To restore the System State data on a domain controller, you must first start your computer in Directory Services Restore Mode ( ADRM). At minimum you need the system state backup to recover the AD DB. Get your DC backup and try to restore the DC using the latest backup. The root problems are normally related with hardware problems, antivirus configurations, Virus, Power outages, etc… If you don’t identify the root cause, there’s a good probability that you may end up where you started. Note: You should always try to find the root cause for these types of problems. That said what options do I have when this happens? Use the information on this post at your own RISK!!! And remember to ALWAYS test in lab environments before going to production.
The posted solutions are general recommendations that you may decide to follow or not. They have the necessary experience and documentation to help you with those problems.Ģ – The recovery solutions posted bellow does not guarantee that your problem will be fixed. Best help means calling to Microsoft PSS. Yep, these are some of the corruption errors that you may find if your Active Directory (AD) Database (DB) is “dead”ġ – Before proceed, let me tell you that in scenarios like this one, you should always try to get the best help possible. – 1414 JET_errSecondaryIndexCorrupted, Secondary index is corrupt. – 8451 The replication operation encountered a database error. NTDS General Internal Event ID: 1173 Processing Warning NTDS Replication Event ID: 2108 Replication Error NTDS Replication Event ID: 1084 Replication Error NTDS ISAM Event ID: 467 database corruption Error, Active Directory Database corruption and you don’t know what to do?ĭid you got stuck with a domain controller that at startup is showing a message “ Directory is Rebuilding Indices” and after a long time it fails?ĭid you found corruption messages in event log:
0 kommentar(er)
