OLEXP: "Msimn Caused an Invalid Page Fault Error in Module Rpcrt4.dll" Error Message and Outlook Express Does Not Load (314426)


The information in this article applies to:

  • Microsoft Outlook Express 6.0 for Windows 2000
  • Microsoft Outlook Express 6.0 for Windows Millennium Edition
  • Microsoft Outlook Express 6.0 for Windows NT 4.0
  • Microsoft Outlook Express 6.0 for Windows 98 Second Edition
This article was previously published under Q314426
For information about the differences between Microsoft Outlook and Microsoft Outlook Express e-mail clients, click the following article number to view the article in the Microsoft Knowledge Base:

257824 OL2000: Differences Between Outlook and Outlook Express

SYMPTOMS

When you start Outlook Express 6.0, the program does not load, and you may receive the following error message:
MSIMN caused an invalid page fault in module rpcrt4.dll

CAUSE

This behavior can occur if McAfee Personal Firewall is installed and there is a software conflict between Outlook Express 6.0 and McAfee Personal Firewall.

RESOLUTION

To resolve this behavior, either remove the McAfee Personal Firewall or contact McAfee technical support for more information about how to configure the Personal Firewall.

MORE INFORMATION

The third-party products that are discussed in this article are manufactured by companies that are independent of Microsoft. Microsoft makes no warranty, implied or otherwise, regarding the performance or reliability of these products.

Microsoft provides third-party contact information to help you find technical support. This contact information may change without notice. Microsoft does not guarantee the accuracy of this third-party contact information.

For information about how to contact McAfee, click the appropriate article number in the following list to view the article in the Microsoft Knowledge Base:

65416 Hardware and Software Third-Party Vendor Contact List, A-K

60781 Hardware and Software Third-Party Vendor Contact List, L-P

60782 Hardware and Software Third-Party Vendor Contact List, Q-Z

Modification Type:MinorLast Reviewed:7/15/2004
Keywords:kb3rdparty kbenv kberrmsg kbprb KB314426
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