Microsoft KB Archive/933251

= FIX: Internet Explorer may use a high percentage of the CPU resources when error code 404 is returned =

Article ID: 933251

Article Last Modified on 8/29/2007

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APPLIES TO


 * Microsoft XML Parser 3.0

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SYMPTOMS
Consider the following scenario. In an application, you try to open an XML document by using Windows Internet Explorer. However, the XML document is not valid. In this scenario, error code 404 is returned as expected. However, Internet Explorer may use a high percentage of the CPU resources.



CAUSE
This problem occurs because the Multipurpose Internet Mail Extension (MIME) viewer of Microsoft XML Parser 3.0 (MSXML 3.0) tries to open the XML document. However, the XML document is not valid.



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
You must have MSXML 3.0 installed to apply this hotfix.

Restart requirement
You have to restart the computer after you apply this hotfix.

Hotfix replacement information
This hotfix replaces MSXML 3.0 Service Pack 8.

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 item in Control Panel.

Windows Vista, 64-bit versions


WORKAROUND
To work around this problem, visit a different page in Internet Explorer.

Note This action may not work around this problem if you use a Web browser control in the application.



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 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

Additional query words: mimeviewer MSXML3 404 hang

Keywords: kbfix kbhotfixserver kbqfe kbpubtypekc KB933251

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