Cannot find the Rundll32.exe file when you open Control Panel

Article ID: 812340 - View products that this article applies to.
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SYMPTOMS

When you open Control Panel, you may receive an error message that is similar to the following:
Windows cannot find C:\Windows\Rundll32.exe make sure you typed the name correctly and try again.
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CAUSE

This issue occurs because of a missing or corrupted Rundll32.exe file. This issue may also be caused by a virus.
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RESOLUTION

To resolve this issue, follow these steps:
  1. Put the Windows XP CD ROM disk in the CD ROM drive.
  2. Click Start, and then click Run.
  3. Type expand X:\i386\rundll32.ex_ c:\windows\system32\rundll32.exe in the Open box, where X is the letter of your CD ROM Drive.
  4. Restart the computer.
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MORE INFORMATION

For more information or if you suspect you might have a virus, click the following article number to view the article in the Microsoft Knowledge Base:
306913
(http://support.microsoft.com/kb/306913/ )
Error message caused by Sircam32 virus when you start a program
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Properties

Article ID: 812340 - Last Review: September 23, 2011 - Revision: 4.0
APPLIES TO
  • Microsoft Windows XP Home Edition
  • Microsoft Windows XP Professional
Keywords: 
kberrmsg kbprb KB812340
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