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Article ID: 891117 - Last Review: January 16, 2015 - Revision: 6.0

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In Microsoft Windows XP with Service Pack 1 (SP1) or Service Pack 2 (SP2), when you start a custom application that uses context activation, the application may stop responding (crash).


This problem occurs if the QueryPathOfRegTypeLib function does not correctly return the fully qualified file name for a type library that was specified in the manifest file.


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.


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 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.
  Date         Time   Version        Size     File name
  14-Dec-2004  19:31  5.1.2600.2580   65,024  Asycfilt.dll     
  14-Dec-2004  19:31  5.1.2600.2580  549,376  Oleaut32.dll     
  14-Dec-2004  19:31  5.1.2600.2580   83,456  Olepro32.dll     
  14-Dec-2004  00:52  5.1.2600.2580   16,896  Stdole2.tlb
  30-Nov-2004  23:05  2.10.3027.1      7,168  Stdole32.tlb


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

More information

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
For more information about the hotfix for Windows XP Service Pack 1, click the following article number to view the article in the Microsoft Knowledge Base:
895322  ( ) FIX: A custom program that uses context activation may unexpectedly stop responding on a computer that is running Windows XP with Service Pack 1
kbnosurvey kbarchive kbautohotfix kbwinxpsp3fix kbwinxppresp3fix kbbug kbfix kbqfe kbhotfixserver KB891117
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