This article was previously published under Q179995
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A memory leak in File and Print Services for NetWare (FPNW) may causeWindows NT to stop responding (hang). Performance Monitor shows privatebytes for Nwssvc.exe growing excessively until the system hangs.
Memory allocated during a logon attempt is not being freed.
NOTE: JetDirect is no longer supported by HP. They now use SDI (Simple Device Installation) to install network printers. For more information on this, see:
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.