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An application that has two threads may stop responding on a Microsoft Windows XP-based computer. This problem occurs when the two threads enter into a deadlock condition.
This problem is known to occur when a Microsoft .NET Framework-based application tries to create an instance of the XMLSerializer class. This problem is also known to occur when you put a Windows application that has two threads in the Startup folder on a Windows XP-based computer.
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.
You must have Microsoft Windows XP Service Pack 2 installed to apply this hotfix.
You must restart the computer after you apply this hotfix.
Hotfix replacement information
This hotfix does not replace any other hotfixes.
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.
Microsoft Windows XP with Service Pack 2, x86-based versions
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.
For more information about how to work around this issue when a Microsoft .NET Framework-based application creates an instance of the XMLSerializer class, click the following article number to view the article in the Microsoft Knowledge Base:
903204 A .NET Framework-based application that uses the XMLSerializer class stops responding when the application runs on an Asian version of Windows XP
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