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Article ID: 837172 - Last Review: June 2, 2008 - Revision: 3.0

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SYMPTOMS

After you log on to a Microsoft Windows XP-based computer that is a member of a wireless network and you make changes that affect your roaming user profile, when you log off and then log on, changes that you made to your roaming user profile may not have been saved.

Note This problem does not occur if your computer is physically connected to the network.

CAUSE

This problem may occur when all the following conditions are true:
  • Your computer is a member of a wireless network that uses the following protocols:
    • Institute of Electrical and Electronics Engineers, Inc. (IEEE) 802.1X
    • Wi-Fi Protected Access (WPA)
  • The server loses communication with your computer before your whole roaming user profile is saved on the server.

RESOLUTION

Service pack information

To resolve this problem, obtain the latest service pack for Windows XP. For additional information, click the following article number to view the article in the Microsoft Knowledge Base:
322389  (http://support.microsoft.com/kb/322389/ ) How to obtain the latest Windows XP service pack

Hotfix information


To find information about this hotfix, search for Microsoft Knowledge Base article 831791 on the hotfix site.
A supported hotfix is now available from Microsoft, but it is only intended to correct the problem that is described in this article. Only apply it to systems that are experiencing this specific problem. This hotfix may receive additional testing. Therefore, if you are not severely affected by this problem, we recommend that you wait for the next Windows XP service pack that contains this hotfix.

To resolve this problem immediately, contact Microsoft Product Support Services to obtain the hotfix. 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/contactus/?ws=support (http://support.microsoft.com/contactus/?ws=support)
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 usual support costs will apply to additional support questions and issues that do not qualify for the specific update in question.

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.
   Date         Time   Version            Size    File name
   --------------------------------------------------------------
   28-Apr-2004  23:58  5.1.2600.1515     103,936  Dhcpcsvc.dll     
   28-Apr-2004  23:46  5.1.2600.1515     168,192  Ndis.sys
   11-Apr-2004  03:28  5.1.2600.1515      12,416  Ndisuio.sys
   28-Apr-2004  23:58  5.1.2600.1515   1,630,720  Netshell.dll     
   11-Apr-2004  03:28  5.1.2600.1515      84,864  Nwlnkipx.sys
   28-Apr-2004  23:58  5.1.2600.1522      57,344  Wzcdlg.dll       
   28-Apr-2004  23:58  5.1.2600.1522      31,232  Wzcsapi.dll      
   28-Apr-2004  23:58  5.1.2600.1522     285,696  Wzcsvc.dll       
   11-Apr-2004  04:04  5.1.2600.1515     593,408  Xpsp2res.dll     

STATUS

Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section. This problem was first corrected in Microsoft Windows XP Service Pack 2.

MORE INFORMATION

For more information about WPA, click the following article number to view the article in the Microsoft Knowledge Base:
815485  (http://support.microsoft.com/kb/815485/ ) Overview of the Wi-Fi Protected Access (WPA) security update in Windows XP
For additional information about terms for software updates, click the following article number to view the article in the Microsoft Knowledge Base:
824684  (http://support.microsoft.com/kb/824684/ ) Description of the standard terminology that is used to describe Microsoft software updates

APPLIES TO
  • Microsoft Windows XP Professional
  • Microsoft Windows XP Home Edition SP1
Keywords: 
kbwinxpsp2fix kbqfe kbwinxppresp2fix kbfix kbbug KB837172
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