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The information in this article applies to:

- Microsoft Office 2000
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SYMPTOMS
========

When you install Microsoft Office 2000, the following error message appears:

This program has performed an illegal operation and will be shut down. If the
problem persists, contact the program vendor.

If you click Details, an error message similar to the following appears:

MSIEXEC caused an invalid page fault in module MSIEXEC.EXE at 015f:00400288.

followed by the previous error message.

CAUSE
=====

This problem occurs if your computer is infected with the Win95.cih virus.

RESOLUTION
==========

You can remove the virus by obtaining the latest version of an anti-virus
program.

MORE INFORMATION
================

For additional information about computer viruses, please click the article
number below to view the article in the Microsoft Knowledge Base:

Q129972 Description of Computer Viruses

\**
\** PARTNER:
\** Microsoft support professionals should connect to the OPENV rollup database.

For additional information about troubleshooting Office Setup, please click the
article numbers below to view the articles in the Microsoft Knowledge Base:

Q238012 OFF2000: Office Stops Responding During Setup: Troubleshooting Steps
on Windows 98

Q238259 OFF2000: Office Stops Responding During Setup: Troubleshooting Steps
on Windows 95

Additional query words: OFF2000 winCIH CIH