Error message: Your account is configured to prevent you from using this computer

This article applies to Windows 2000. Support for Windows 2000 ends on July 13, 2010. The Windows 2000 End-of-Support Solution Center is a starting point for planning your migration strategy from Windows 2000. For more information see the Microsoft Support Lifecycle Policy.

Symptoms

When you try to log on to a remote access server, you may receive an error message that is similar to the following:
Unknown user or Bad Password.
When you try to log on to a console of a remote access server, you may receive an error message that is similar to the following:
Your account is configured to prevent you from using this computer.

Cause

This issue may occur if a security policy is set to shut down the computer if a user unsuccessfully tries to log on to a remote access service.

Resolution

Important This section, method, or task contains steps that tell you how to modify the registry. However, serious problems might occur if you modify the registry incorrectly. Therefore, make sure that you follow these steps carefully. For added protection, back up the registry before you modify it. Then, you can restore the registry if a problem occurs. For more information about how to back up and restore the registry, click the following article number to view the article in the Microsoft Knowledge Base:
322756 How to back up and restore the registry in Windows
To resolve this issue, remove the security policy, and then edit the registry key.

Part 1: Disable the Security Policy

Disable the following Group Policy setting on either the default domain or the domain controller organizational unit:
Computer Configuration\Windows Settings\Security Settings\Local Policies\Security Options\Shut down your system immediately if unable to log security audits
You can find this policy on the default domain policy, default domain controller policy, and local security policy.

Note After you disable the security policy, you must also remove the security policy registry key.

Part 2: Edit the CrashOnAuditFail Registry Key

  1. Click Start, and then click
    Run.
  2. In the Open box, type
    regedt32.exe, and then click
    OK.
  3. Click the following registry key:
    HKEY_LOCAL_MACHINE\System\CurrentControlSet\Control\Lsa\CrashOnAuditFail
  4. In the right pane, double-click CrashOnAuditFail.
  5. In the Value data box, type
    0 (zero), and then click OK.
  6. Click Start, and then click
    Run.
  7. In the Open box, type secedit /refreshpolicy machine_policy /enforce, and then click
    OK to apply the new security setting.
  8. Restart your server.

More Information

For more information about Windows 2000 security templates and policies, click the following article number to view the article in the Microsoft Knowledge Base:

234926 Windows 2000 security templates are incremental

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