Article ID: 833343 - Last Review: July 24, 2007 - Revision: 4.10

The WTSSetUserConfig command causes a memory leak on Microsoft Windows Server 2003

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SYMPTOMS

If you run the WTSSetUserConfig command on a computer that is running Microsoft Windows Server 2003, the command causes a memory leak.

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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:

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

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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
   ------------------------------------------------------------------
   04-Dec-2003  22:18  5.2.3790.107  127,488  Regapi.dll     IA64
   04-Dec-2003  22:18  5.2.3790.107   48,640  Wtsapi32.dll   IA64
   04-Dec-2003  22:18  5.2.3790.107   49,664  Wregapi.dll    X86
   04-Dec-2003  22:18  5.2.3790.107   17,920  Wwtsapi32.dll  X86

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STATUS

Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section of this article.

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MORE INFORMATION

For additional information about the terminology that is used to describe Microsoft product 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

The WTSSetUserConfig function modifies configuration information for the specified user on the specified domain controller or on the specified Terminal Server. To set configuration information for a domain user, you must specify the name of the primary domain controller in the call to WTSSetUserConfig. You can retrieve the name of the primary domain controller by using the NetGetDCName function.

Memory leaks may cause a program to run out of resources and may cause a program to quit unexpectedly. A memory leak occurs when memory that is allocated in a program is not returned to the operating system, although the program is no longer using the memory.

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