Microsoft KB Archive/906470

= User profiles are not unloaded when you log off a computer that is running Windows 2000 Professional with Service Pack 4 =

Article ID: 906470

Article Last Modified on 7/26/2006

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APPLIES TO


 * Microsoft Windows 2000 Professional Edition

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SYMPTOMS
User profiles are not unloaded when you log off a computer that is running Microsoft Windows 2000 Professional with Service Pack 4.



CAUSE
This problem occurs because an open registry handle is not correctly closed when you log off the computer. The open registry handle is on the following registry subkey:

Note Because Windows 2000 Professional stores certificate BLOBs in this subkey, the certificates that are saved in your personal store may be lost.



Hotfix information
A supported hotfix is now available from Microsoft, but it is only intended to correct the problem that this article describes. Apply it only to systems that are experiencing this specific problem.

To resolve this problem, contact Microsoft Product Support Services to obtain the hotfix. For a complete list of Microsoft Product Support Services telephone 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.

Prerequisites
You must have Windows 2000 Professional Service Pack 4 installed.

Restart requirement
You must restart the 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 2000 Professional, x86-based versions


STATUS
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the &quot;Applies to&quot; section.



MORE INFORMATION
This problem affects any application that writes to the registry subkey that is described in the &quot;Cause&quot; section. Because the handle on the subkey is not released, all changes that are made in the registry during the problematic logon session will be lost.

For more information about how to obtain a hotfix for Windows 2000 Datacenter Server, click the following article number to view the article in the Microsoft Knowledge Base:

265173 The Datacenter Program and Windows 2000 Datacenter Server Product

For more 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

Keywords: kbwin2000presp4fix kbfix kbbug kbpubtypekc kbhotfixserver kbqfe KB906470

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