FIX: Windows XP stops responding when more than one process accesses a file on a NFS shared linked folder from Client for NFS

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SYMPTOMS

Microsoft Windows XP stops responding (hangs) when you access a file that is on a Network File System (NFS) shared linked folder from Client for NFS. This problem occurs when the following conditions are true:

Windows XP runs on a computer that has more than one CPU.
More than one process accesses the file on the shared linked folder at the same time.
The NFS shared folder is hosted on HP-UX.

When the system stops responding, you receive the following error message:

Error 0x27, RDR_FILE_SYSTEM

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RESOLUTION

A supported hotfix is available from Microsoft. However, this hotfix is intended to correct only the problem that is described in this article. Apply this hotfix only to systems that are experiencing this specific problem.

If the hotfix is available for download, there is a "Hotfix download available" section at the top of this Knowledge Base article. If this section does not appear, submit a request to Microsoft Customer Service and Support to obtain the hotfix.

Note If additional issues occur or if any troubleshooting is required, you might have to create a separate service request. The usual support costs will apply to additional support questions and issues that do not qualify for this specific hotfix. For a complete list of Microsoft Customer Service and Support telephone numbers or to create a separate service request, visit the following Microsoft Web site:

http://support.microsoft.com/contactus/?ws=support (http://support.microsoft.com/contactus/?ws=support)

Note The "Hotfix download available" form displays the languages for which the hotfix is available. If you do not see your language, it is because a hotfix is not available for that language.

Prerequisites

No prerequisites are required.

Restart requirement

You do not have to restart your computer after you apply this hotfix.

Hotfix replacement information

This hotfix does not replace any other hotfixes.

File information

The English version of this hotfix has the file attributes (or later file attributes) that are listed in the following table. The dates and times for these files are listed in Coordinated Universal Time (UTC). When you view the file information, it is converted to local time. To find the difference between UTC and local time, use the Time Zone tab in the Date and Time tool in Control Panel.

Windows Services for UNIX 3.5

   Date         Time   Version      Size     File name
   ------------------------------------------------------
   18-Feb-2005  10:40  8.0.1969.27  315,136  Nfsgwrdr.sys
   18-Feb-2005  10:40  8.0.1969.27  311,424  Nfsrdr.sys

Windows Services for UNIX 3.0

   Date         Time   Version      Size     File name
   ------------------------------------------------------
   18-Feb-2005  10:24  7.0.1701.43  362,336  Nfsgrdr4.sys
   18-Feb-2005  10:24  7.0.1701.43  317,056  Nfsgwrdr.sys
   18-Feb-2005  10:24  7.0.1701.43  313,472  Nfsrdr.sys
   18-Feb-2005  10:24  7.0.1701.43  359,392  Nfsrdrn4.sys
   19-Feb-2004  06:36  5.0.2134.1    35,600  Regini.exe

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