This article was previously published under Q183886
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When logging on to a computer immediately after restarting it, you receivean access violation in Lsass.exe that causes the security subsystem tofail, rendering the computer inoperable until you restart it. The erroroccurs only if you log on immediately after the CTR+ALT+DEL prompt appears.If you wait a few minutes, the logon attempt will be successful.
A timing issue that prevents Netlogon from reading the cached domain listfrom the registry causes this error. Netlogon fails to obtain a handle tothe registry, and then attempts to use the uninitialized handle to read ina value, causing the access violation.
To resolve this problem, obtain the latest service pack for Windows NT 4.0 or Windows NT Server 4.0, Terminal Server Edition. For additional information, click the following article number to view the article in theMicrosoft Knowledge Base:
152734 How to Obtain the Latest Windows NT 4.0 Service Pack
Microsoft has confirmed that this is a problem in Windows NT 4.0 and Windows NT Server 4.0, Terminal Server Edition. This problem was first corrected in Windows NT 4.0 Service Pack 4.0 and Windows NT Server 4.0, Terminal Server Edition Service Pack 4.