"Stop error code 0x00000051 (REGISTRY_ERROR)" error message when you back up the registry hive

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Article ID: 810558
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SYMPTOMS

When you back up the registry hive, you may receive the following Stop error message:
Stop 0x00000051 REGISTRY ERROR
Additionally, when you try to log on to the computer, you may receive an error message that is similar to the following error message:
STOP 0x0000001E(0xc0000005,0x8051aebb,0x00000000,0x6f007e0f) KMODE EXCEPTION NOT HANDLED NTOSKRNL.EXE 80518ebb80400000 384d5876-ntoskrnl.exe

RESOLUTION

Contact Microsoft Product Support Services for help with curing the corruption in the registry.

After the registry is cured, you can install the hotfix that is provided in this article to avoid such corruption in the future.

Note If you just install the hotfix but do not have the registry cured, you will still received the "Stop 0x00000051" error when you back up the registry.

Service Pack Information

To resolve this problem, obtain the latest service pack for Microsoft Windows 2000. For additional information, click the following article number to view the article in the Microsoft Knowledge Base:
260910 How to Obtain the Latest Windows 2000 Service Pack

Hotfix Information

A supported hotfix is available from Microsoft. However, this hotfix is intended to correct only the problem that is described in this article. Apply this hotfix only to systems that are experiencing this specific problem.

If the hotfix is available for download, there is a "Hotfix download available" section at the top of this Knowledge Base article. If this section does not appear, submit a request to Microsoft Customer Service and Support to obtain the hotfix.

Note If additional issues occur or if any troubleshooting is required, you might have to create a separate service request. The usual support costs will apply to additional support questions and issues that do not qualify for this specific hotfix. For a complete list of Microsoft Customer Service and Support telephone numbers or to create a separate service request, visit the following Microsoft Web site:
http://support.microsoft.com/contactus/?ws=support
Note The "Hotfix download available" form displays the languages for which the hotfix is available. If you do not see your language, it is because a hotfix is not available for that language. The English version of this fix has the file attributes (or later) that are listed in the following table. The dates and times for these files are listed in coordinated universal time (UTC). When you view the file information, it is converted to local time. To find the difference between UTC and local time, use the Time Zone tab in the Date and Time tool in Control Panel.
   Date        Time   Version        Size       File name
   ---------------------------------------------------------
   11-16-2002  08:55  5.0.2195.6131  1,666,944  Ntoskrnl.exe

WORKAROUND

To work around the logon problem and successfully log on the system, click the following article number to view the article in the Microsoft Knowledge Base:
329850 "STOP 0x0000001E" Error Message When You Try to Log on to Your Exchange 2000 Server Computer

STATUS

Microsoft has confirmed that this is a problem in the Microsoft products that are listed at the beginning of this article. This problem was first corrected in Microsoft Windows 2000 Service Pack 4.

MORE INFORMATION

For additional information about how to obtain a hotfix for Windows 2000 Datacenter Server, click the article number below to view the article in the Microsoft Knowledge Base:
265173 The Datacenter Program and Windows 2000 Datacenter Server Product

Properties

Article ID: 810558 - Last Review: January 31, 2012 - Revision: 4.0
Keywords: 
kbautohotfix kbhotfixserver kbqfe kbwin2ksp4fix kboswin2000fix kbbug kbfix KB810558

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