Microsoft KB Archive/238763

= Err Msg: STOP 0x00000050 in Tcpip.sys on Computers Running Windows NT 4.0 Service Pack 4 =

PSS ID Number: 238763

Article Last Modified on 5/14/2003

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The information in this article applies to:


 * Microsoft Windows NT Server 4.0 SP4
 * Microsoft Windows NT Workstation 4.0 SP4

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This article was previously published under Q238763



SYMPTOMS
A computer running Windows NT 4.0 Service Pack 4 (SP4) with the TCP/IP protocol installed may experience the following bugcheck:

STOP 0x00000050 (b8722ff8,00000000,00000000,00000000)

NOTE: The first parameter may vary from system to system.



CAUSE
This behavior occurs because an address object is inadvertently freed when the system is under heavy stress.



RESOLUTION
A supported fix is now available from Microsoft, but it is only intended to correct the problem that is described in this article. Apply it only to computers that are experiencing this specific problem. This fix may receive additional testing. Therefore, if you are not severely affected by this problem, Microsoft recommends that you wait for the next Windows NT 4.0 service pack that contains this fix.

To resolve this problem immediately, contact Microsoft Product Support Services to obtain the fix. For a complete list of Microsoft Product Support Services phone numbers and information about support costs, visit the following Microsoft Web site:

http://support.microsoft.com/default.aspx?scid=fh;EN-US;CNTACTMS

NOTE: In special cases, charges that are ordinarily incurred for support calls may be canceled if a Microsoft Support Professional determines that a specific update will resolve your problem. The typical support costs will apply to additional support questions and issues that do not qualify for the specific update in question.

The English version of this fix should have the following file attributes or later:

  Date      Time    Size    File name    Platform --- 4/29/99   12:04PM   149 KB   Tcpip.sys   X86



STATUS
Microsoft has confirmed that this is a problem in Windows NT 4.0 Service Pack 4.

Keywords: kbbug kbfix kbQFE KB238763

Technology: kbWinNT400search kbWinNTS400search kbWinNTS400sp4 kbWinNTsearch kbWinNTSsearch kbWinNTW400search kbWinNTW400sp4 kbWinNTWsearch

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