Microsoft KB Archive/907870

= Intermittent memory corruption occurs in the binary data that is stored on a compressed NTFS file system drive on a Windows XP-based computer =

Article ID: 907870

Article Last Modified on 8/29/2007

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APPLIES TO


 * Microsoft Windows XP Service Pack 2, when used with:
 * Microsoft Windows XP Professional
 * Microsoft Windows XP Service Pack 1, when used with:
 * Microsoft Windows XP Professional

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SYMPTOMS
Intermittent memory corruption occurs in the binary data that is stored on a compressed NTFS file system drive on a Windows XP-based computer. The computer cannot run programs that use this binary data.



CAUSE
This problem occurs because of a code defect in the Ntfs.sys file.



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
To apply this hotfix, you must have Windows XP Service Pack 1 (SP1) or Service Pack 2 (SP2) installed on the computer. For more information about how to obtain Windows XP SP1 or SP2, click the following article number to view the article in the Microsoft Knowledge Base:

322389 How to obtain the latest Windows XP service pack

Restart requirement
You have to restart the 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.



WORKAROUND
To work around this problem, do not use NTFS drive compression.



MORE INFORMATION
For more information about standard terminology that is used to describe Microsoft software updates, 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

Keywords: kbqfe kbhotfixserver kbwinxpsp2fix kbwinxpsp1fix kbbug kbfix kbpubtypekc KB907870

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