This article was previously published under Q186805
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During a system shutdown, Windows NT may display a blue screen with the following STOP error message:
STOP: 0x0000000A IRQL_NOT_LESS_OR_EQUAL Srv.sys
The parameters are unknown.
One cause of this problem is that Srvsvc.dll may unload the Srv.sys driverbefore it can finish all of the worker threads completely.
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.