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


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.

Resolution

Hotfix information

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. This hotfix might receive additional testing. Therefore, if you are not severely affected by this problem, we recommend that you wait for the next software update that contains this hotfix.

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, contact 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: 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 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 "Applies to" 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

Propriedades

ID do Artigo: 833781 - Última Revisão: 15 de fev de 2017 - Revisão: 3

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