Microsoft KB Archive/220946

= Symptoms That You May Experience If the Lsass.exe Process Stops =

Article ID: 220946

Article Last Modified on 2/23/2007

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APPLIES TO


 * Microsoft Windows NT Server 4.0, Terminal Server Edition
 * Microsoft Windows 2000 Server
 * Microsoft Windows 2000 Advanced Server
 * Microsoft Windows 2000 Professional Edition
 * Microsoft Windows NT Server 4.0 Standard Edition
 * Microsoft Windows NT Workstation 4.0 Developer Edition

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This article was previously published under Q220946



SYMPTOMS
If the Lsass.exe process stops on a Windows NT 4.0-based computer, the domain box may be missing from the logon dialog box. If you try to log on to the local computer, you may receive the following error message:

The system can not log you on (C0000037). Please try again or consult your system administrator.

You can ping the computer from the network; however, when you use the net command to gain access to the computer, the command does not work and you receive the following error message:

System error 6 has occurred

The handle is invalid

An event is not logged on computers that are running Windows NT 4.0 or Windows 2000.

In Windows 2000, when the Lsass.exe process stops the computer restarts after you receive the following message:

The system process LSASS.EXE terminated unexpectedly with status code X. The system will now shut down and restart.

The status code may be different depending on the conditions that caused the Lsass.exe process to stop.



CAUSE
The Lsass.exe process has unexpectedly stopped.



RESOLUTION
You may be able to resolve this issue by installing the latest service pack or security roll-up for your version of Microsoft Windows. For additional information about how to do so, click the article numbers below to view the articles in the Microsoft Knowledge Base:

152734 How to Obtain Windows NT Version 4.0 U.S. Service Pack

260910 How to Obtain the Latest Windows 2000 Service Pack

If the issue continues to occur, contact Microsoft Technical Support for assistance with this issue. For a complete list of Microsoft Technical Support phone numbers and information about support costs, please visit the following Microsoft Web site:

United States Support Options Overview



MORE INFORMATION
The status code in one of the error messages is -1073741819. If you convert this number from decimal to hexadecimal, it becomes C0000005, which is the code for an access violation:

//

// MessageId: STATUS_ACCESS_VIOLATION

//

// MessageText:

//

// The instruction at "0x%08lx" referenced memory at "0x%08lx". The memory

// could not be "%s".

// #define STATUS_ACCESS_VIOLATION ((NTSTATUS)0xC0000005L) //

You can use Dr.Watson to capture the information from the Lsass.exe process. If Dr.Watson does not capture the information about the Lsass.exe process, you may want to set up the Userdmp.exe tool.

Keywords: kbprb kbsetup KB220946

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