You receive event ID 36 and a "Windows File Protection" error message when you install a software update for a second time

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Article ID: 834503 - View products that this article applies to.
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SYMPTOMS

When you install a software update package for a second time on a Microsoft Windows XP-based computer, an event that is similar to the following may be logged to your computer's event log:

Event Type: Error Event
Source: SideBySide
Event Category: None
Event ID: 36
Date: 12/30/2003
Time: 10:06:07 AM
User: N/A
Computer: ComputerName
Description: The assembly x86_Microsoft.Windows.Common-Controls_6595b64144ccf1df_6.0.2600.1325_x-ww_7abe6cc7 has missing or invalid files; recovery of this assembly failed.

You may also receive the following "Windows File Protection" error message:
Windows File Protection
Files that are required for Windows to run properly have been replaced by an unrecognized version. To maintain system stability, windows must restore the original version of these files.

CAUSE

This problem occurs because the side-by-side component does not correctly delay the Windows File Protection process when an in-place update of the side-by-side assembly occurs.

RESOLUTION

Service pack information

To resolve this problem, obtain the latest service pack for Microsoft Windows XP. For additional information, click the following article number to view the article in the Microsoft Knowledge Base:
322389 How to obtain the latest Windows XP service pack

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:
http://support.microsoft.com/contactus/?ws=support
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. 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.
Windows XP x86
   Date         Time   Version        Size     File name
   --------------------------------------------------------
   08-Jan-2004  08:26  5.1.2600.1330  680,448  Sxs.dll


Windows XP IA-64
   Date         Time   Version        Size       File name	
   ----------------------------------------------------------
   08-Jan-2004  08:10  5.1.2600.1330  2,030,080  Sxs.dll
   08-Jan-2004  08:26  5.1.2600.1330    680,448  Wsxs.dll

STATUS

Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section. This problem was first corrected in Microsoft Windows XP Service Pack 2.

MORE INFORMATION

For more information about side-by-side assemblies, visit the following Microsoft Web site:
http://msdn2.microsoft.com/en-us/library/aa376307.aspx
For additional 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

Properties

Article ID: 834503 - Last Review: August 29, 2007 - Revision: 4.1
APPLIES TO
  • Microsoft Windows XP Professional
  • Microsoft Windows XP Home Edition
Keywords: 
kbautohotfix kbhotfixserver kbqfe kbwinxpsp2fix kbqfe kbwinxppresp2fix kbfix kbbug KB834503

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