Browsing the My Documents folder on a network share with Windows Explorer from a Windows XP-based computer takes longer than expected (840309)


The information in this article applies to:

  • Microsoft Windows XP Professional
  • Microsoft Windows XP Home Edition
  • Microsoft Windows XP 64-Bit Edition Version 2002
  • Microsoft Windows XP 64-Bit Edition Version 2003
Important This article contains information about modifying the registry. Before you modify the registry, make sure to back it up and make sure that you understand how to restore the registry if a problem occurs. For information about how to back up, restore, and edit the registry, click the following article number to view the article in the Microsoft Knowledge Base:

256986 Description of the Microsoft Windows Registry

SYMPTOMS

When you open your My Documents folder in Windows Explorer, Windows Explorer may take longer than expected to display the contents of the My Documents folder.

CAUSE

This problem may occur when the My Documents folder is on a network share and you are using a Microsoft Windows XP-based computer.

RESOLUTION

Service pack information

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

322389 How to obtain the latest Windows XP service pack

Update rollup information

Warning If you use Registry Editor incorrectly, you may cause serious problems that may require you to reinstall your operating system. Microsoft cannot guarantee that you can solve problems that result from using Registry Editor incorrectly. Use Registry Editor at your own risk.

July 30, 2004: To resolve this problem, install update rollup 871260.

For additional information about update rollup 871260, click the following article number to view the article in the Microsoft Knowledge Base:

871260 An update rollup is available for Internet Explorer versions 5.x and 6.0



Important If you install hotfix 840309, you may experience problems after you install security update 867801. To avoid this problem, install update rollup 871260 instead of security update 867801. For additional information about this issue, see the Known Issues section.

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

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.

The English version of this hotfix has the file attributes (or later) 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 XP

   Date         Time   Version        Size       File name
   ----------------------------------------------------------
   08-Apr-2004  20:12  6.0.2800.1514  8,349,184  Shell32.dll
   08-Apr-2004  20:12  6.0.2800.1514    406,528  Shlwapi.dll
   08-Apr-2004  20:12  5.1.2600.1363    676,864  Sxs.dll
   10-Mar-2004  17:59  5.1.2600.1363    593,408  Xpsp2res.dll
   08-Apr-2004  20:12  6.0.2800.1514    921,600  Comctl32.dll
   08-Apr-2004  20:12                     1,812  Controls.man
   08-Apr-2004  20:12                       621  Comctl.man

Windows XP 64-Bit Edition

   Date         Time   Version            Size    File name      Platform
   ----------------------------------------------------------------------
   08-Apr-2004  20:05  6.0.2800.1514  14,377,984  Shell32.dll    IA-64
   08-Apr-2004  20:05  6.0.2800.1514   1,112,576  Shlwapi.dll    IA-64
   08-Apr-2004  20:05  5.1.2600.1363   2,018,816  Sxs.dll        IA-64
   08-Apr-2004  20:12  6.0.2800.1514   8,349,184  Wshell32.dll   x86
   08-Apr-2004  20:12  6.0.2800.1514     406,528  Wshlwapi.dll   x86
   08-Apr-2004  20:12  5.1.2600.1363     676,864  Wsxs.dll       x86
   10-Mar-2004  17:59  5.1.2600.1363     593,408  Wxpsp2res.dll  x86
   10-Mar-2004  17:59  5.1.2600.1363     592,896  Xpsp2res.dll   IA-64
   08-Apr-2004  18:47  6.0.2800.1514   2,639,360  Comctl32.dll   IA-64
   08-Apr-2004  20:05                      1,813  Controls.man
   08-Apr-2004  20:05                        623  Comctl.man
After you install update rollup 871260 or hotfix 840309, you must add a new entry for the following registry subkey:

HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\policies\Explorer
Entry Name: UseDesktopIniCache
Type: DWORD
Value: 1


Follow these steps, and then quit Registry Editor:
  1. Click Start, click Run, type regedit, and then click OK.
  2. Locate and then click the following key in the registry:

    HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\policies\Explorer

  3. On the Edit menu, point to New, and then click DWORD Value.
  4. Type UseDesktopIniCache, and then press ENTER.
  5. On the Edit menu, click Modify.
  6. Type 1, and then click OK.

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

Known Issues

If hotfix 840309 is installed, you may experience unrecoverable errors in Windows Explorer (Explorer.exe) after you install security update 867801.

For additional information about security update 867801, click the following article number to view the article in the Microsoft Knowledge Base:

867801 MS04-025: Cumulative Security Update for Internet Explorer


If you have not yet installed security update 867801, use one of the following methods to prevent this problem:
  • Install update rollup 871260 instead of security update 867801.

    For additional information about update rollup 871260, click the following article number to view the article in the Microsoft Knowledge Base:

    871260 An update rollup is available for Internet Explorer versions 5.x and 6.0

  • Remove hotfix 840309 before you install security update 867801.
  • Set the UseDesktopIniCache DWORD value to 0. To do this, follow these steps:
    1. Click Start, click Run, type regedit, and then click OK.
    2. Locate and then click the following registry subkey:

      HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\policies\Explorer

    3. Right-click the UseDesktopIniCache DWORD value, and then click Modify.
    4. In the Value data box, type 0, and then click OK.
    5. On the File menu, click Exit, and then restart your computer.
To work around this problem if you have already installed security update 867801, set the UseDesktopIniCache DWORD value to 0, and then restart your computer. To do this, follow these steps:
  1. Press CTRL+ALT+DEL, and then click Task Manager.
  2. On the File menu, click New Task (Run...).
  3. In the Open box, type regedit, and then click OK.
  4. Locate and then click the following registry subkey:

    HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\policies\Explorer

  5. Right-click the UseDesktopIniCache DWORD value, and then click Modify.
  6. In the Value data box, type 0, and then click OK.
  7. On the File menu, click Exit, and then restart your computer.
For additional information, click the following article number to view the article in the Microsoft Knowledge Base:

824684 Description of the standard terminology that is used to describe Microsoft software updates

Modification Type:MinorLast Reviewed:6/1/2006
Keywords:kbQFE kbHotfixServer kbWinXPsp2fix kbWinXPpreSP2fix kbfix kbbug KB840309 kbAudITPRO kbAudEndUser
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