Knowledge Base

STOP 0X0000000A in Afd.sys on Multiprocessor Systems

Article ID: 164416

Article Last Modified on 11/1/2006

Microsoft Windows NT Workstation 3.5
Microsoft Windows NT Workstation 3.51
Microsoft Windows NT Workstation 4.0 Developer Edition
Microsoft Windows NT Server 3.5
Microsoft Windows NT Server 3.51
Microsoft Windows NT Server 4.0 Standard Edition

This article was previously published under Q164416

SYMPTOMS

A multiprocessor computer running Windows NT and using TCP/IP protocol may give the following STOP error message when an application tries to close a socket:

Stop 0X0000000A(0x0000000a,0x00000028,0x00000002,0xf24cc2be)

NOTE: The fourth parameter within parenthesis is computer-specific, and will most likely vary from computer to computer.

CAUSE

The locking mechanisms used in the ancillary function driver (AFD) are insufficient, resulting in one thread of execution canceling the I/O request packet (IRP) that was used by another.

RESOLUTION

To resolve this problem, obtain the latest service pack for Windows NT 4.0. For additional information, click the following article number to view the article in the Microsoft Knowledge Base:

152734 How to Obtain the Latest Windows NT 4.0 Service Pack

STATUS

Microsoft has confirmed that this is a problem in the Microsoft products that are listed at the beginning of this article.

Additional query words: prodnt mp ntstop 0xa tcpip winsock 0x0a

Keywords: kbhotfixserver kbqfe kbbug kbfix kbnetwork KB164416