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    Dear All,

    Suddenly in Windows 2008 R2 with SP1 AD Domain, Users are automatically locked out. i don't know what is the issues with Domain Controller. so we can manually unlock all the users but again within the 2 to 3 minute all users are locked out.

    we have continously received 12294 event.

    Please help me what should i do, is there any fix it for that. 

    Regards,

    Kamal Patel

    Server Admin

    Regards, Kamal Patel Windows Administartor



    • Edited by KamalPatel Saturday, January 24, 2015 6:58 AM
    • Moved by Justin Gu Tuesday, January 27, 2015 6:23 AM From Windows Home Server 2011 forum
    Saturday, January 24, 2015 6:56 AM

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    Dear Justin,

    After updating the Domain Controller all the issues has been resolved. 

    Regards,

    Kamal Patel

    Regards, Kamal Patel Windows Administartor

    • Proposed as answer by Justin Gu Tuesday, February 3, 2015 7:07 AM
    • Marked as answer by Justin Gu Tuesday, February 3, 2015 2:52 PM
    Tuesday, February 3, 2015 3:45 AM
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    Yes,

    we have install the Windows Patches up to date and problems resolved. 


    Regards, Kamal Patel Windows Administartor

    • Marked as answer by Justin Gu Tuesday, February 3, 2015 2:52 PM
    Tuesday, February 3, 2015 7:08 AM

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    Hi,

    Please run a complete virus scan on your network and monitor the result. Meanwhile, please use the Account Lockout and Management Tools and check if help you to solve this issue. In addition, you can refer to following articles and troubleshoot the Account lockout issue.

    Frequent Account lockout troubleshoot

    Troubleshooting Account Lockout

    By the way, for Event ID 12294, please refer to following article and check if can help you.

    Event ID 12294 — Account Lockout

    If any update, please feel free to let me know.

    Hope this helps.

    Best regards,

    Justin Gu

    Please remember to mark the replies as answers if they help and unmark them if they provide no help. If you have feedback for TechNet Support, contact tnmff@microsoft.com.

    • Proposed as answer by Justin Gu Monday, February 2, 2015 2:38 PM
    Tuesday, January 27, 2015 6:21 AM
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    It could be a warm or one of your AD-Integrated applications are is doing that.

    For warms, I would recommend that you do scans on your servers and workstations.

    You can collect more information about account lockout using eventcombMT: http://support.microsoft.com/kb/824209

    This posting is provided AS IS with no warranties or guarantees , and confers no rights.

    Ahmed MALEK

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    • Proposed as answer by Justin Gu Monday, February 2, 2015 2:38 PM
    Tuesday, January 27, 2015 2:26 PM
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    Hi Kamal Patel,

    Would you please let us know current situation of this issue? Just check if above suggestions can help you to solve this issue. If any update, please feel free to let us know.

    Best regards,

    Justin Gu

    Please remember to mark the replies as answers if they help and unmark them if they provide no help. If you have feedback for TechNet Support, contact tnmff@microsoft.com.

    Monday, February 2, 2015 2:38 PM
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    Dear Justin,

    After updating the Domain Controller all the issues has been resolved. 

    Regards,

    Kamal Patel

    Regards, Kamal Patel Windows Administartor

    • Proposed as answer by Justin Gu Tuesday, February 3, 2015 7:07 AM
    • Marked as answer by Justin Gu Tuesday, February 3, 2015 2:52 PM
    Tuesday, February 3, 2015 3:45 AM
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    is that patch update you mean?

    Regards, Prabhu

    Tuesday, February 3, 2015 7:00 AM
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    Yes,

    we have install the Windows Patches up to date and problems resolved. 


    Regards, Kamal Patel Windows Administartor

    • Marked as answer by Justin Gu Tuesday, February 3, 2015 2:52 PM
    Tuesday, February 3, 2015 7:08 AM