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

ID: Q238763

The information in this article applies to:

Microsoft Windows NT Server version 4.0 SP4
Microsoft Windows NT Workstation version 4.0 SP4

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 that corrects this problem is now available from Microsoft, but it has not been fully regression tested and should be applied only to systems experiencing this specific problem. If you are not severely affected by this specific 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 on support costs, please go to the following address on the World Wide Web:

http://www.microsoft.com/support/supportnet/overview/overview.asp

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 this to be a problem in Windows NT 4.0 Service Pack 4.

Additional query words:

Keywords : ntstop ntsp kbbug4.00 kbfix4.00
Version : winnt:4.0 SP4
Platform : winnt
Issue type : kbbug