Microsoft KB Archive/833781

= &quot;Windows cannot unload your registry class file&quot; error message when you log off from a Terminal Services session that is running on a Windows Server 2003 computer =

Article ID: 833781

Article Last Modified on 7/24/2007

-

APPLIES TO


 * Microsoft Windows Server 2003, Web Edition
 * Microsoft Windows Server 2003, Standard Edition (32-bit x86)
 * Microsoft Windows Server 2003, Enterprise Edition (32-bit x86)
 * Microsoft Windows Server 2003, Enterprise x64 Edition

-





SYMPTOMS
When you log off from a Terminal Services session that is running on a Microsoft Windows Server 2003 computer, you may receive an error message that is similar to the following:

Windows cannot unload your registry class file. If you have a roaming profile, your settings are not replicated. Contact your administrator. DETAIL Access is denied. , Build number ((2195)).



CAUSE
This problem may occur if you have installed the MS03-026 security update, and Microsoft Windows Installer installs a program on the computer. The error message is caused by a registry handle leak in Windows Installer.



Hotfix information
A supported hotfix is now 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. This hotfix might receive additional testing. Therefore, if you are not severely affected by this problem, we recommend that you wait for the next service pack that contains this hotfix.

To resolve this problem, submit a request to Microsoft Online Customer Services to obtain the hotfix. To submit an online request to obtain the hotfix, visit the following Microsoft Web site:

http://go.microsoft.com/?linkid=6294451

Note If additional issues occur or 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. To create a separate service request, visit the following Microsoft Web site:

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

Prerequisites
No prerequisites are required.

Restart requirement
You must 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) 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        Platform ---  17-Dec-2003  21:04  2.0.3790.113     207,360  Msiexec.exe          IA-64 17-Dec-2003 21:19  2.0.3790.113      69,120  Wmsiexec.exe         x86 06-Dec-2003 01:17                       271  Branches.inf 17-Dec-2003 21:29                    10,165  Kb833781.cat 17-Dec-2003 21:23                       354  Updatebr.inf 17-Dec-2003 21:23                     5,919  Update_rtmqfe.inf After the hotfix is installed, the following files will have the listed attributes or later:   Date         Time   Version            Size    File name --  17-Dec-2003  21:19  2.0.3790.113       69,120  Msiexec.exe 06-Dec-2003 01:30                        271  Branches.inf 17-Dec-2003 21:29                      9,812  Kb833781.cat 17-Dec-2003 21:22                        354  Updatebr.inf 17-Dec-2003 21:22                      5,649  Update_rtmqfe.inf



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
For additional information about the MS03-26 security update, click the following article number to view the article in the Microsoft Knowledge Base:

823980 MS03-026: Buffer Overrun in RPC May Allow Code Execution

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

Keywords: kbhotfixserver kbqfe kbbug kbfix kbqfe kbwinserv2003presp1fix KB833781

-

[mailto:TECHNET@MICROSOFT.COM Send feedback to Microsoft]

© Microsoft Corporation. All rights reserved.