Error: Cannot find the Rundll32.exe file when you open Control Panel in Windows XP

Cause:

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

SUMMARY

This article describes about an error missing or corrupted Rundll32.exe while you open Control Panel in Windows XP

Solution

1. Place Windows XP CD ROM disk in the CD ROM drive.
2. Click Start, and then click Run.
3. Type expand X:\i386undll32.ex_ c:\windows\system32undll32.exe in the Open box, where X is the letter of your CD ROM Drive.
4. Restart the computer.