Microsoft KB Archive/198063

= OL98: Invalid Page Fault in Emalscan.dll =

Article ID: 198063

Article Last Modified on 6/11/2002

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APPLIES TO


 * Microsoft Outlook 98 Standard Edition

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This article was previously published under Q198063



IMPORTANT: This article contains information about modifying the registry. Before you modify the registry, make sure to back it up and make sure that you understand how to restore the registry if a problem occurs. For information about how to back up, restore, and edit the registry, click the following article number to view the article in the Microsoft Knowledge Base:

256986 Description of the Microsoft Windows Registry



SYMPTOMS
When you quit Outlook, you may receive one of the following error messages:

OUTLOOK caused an invalid page fault in module Emalscan.dll at 0137:10004d3a.

-or-

OUTLOOK caused an invalid page fault in module Kernel32.dll at 0157:bff99dbd.

When you start Outlook, you may receive the following error message:

Fatal Exception 0E @ 0028:c165be8f vbx mcscan32



CAUSE
You have installed McAfee's VirusScan, and there is a problem with the "Exchange Scan" add-in in Outlook.



RESOLUTION
Choose one of the following methods to correct the error.

Method 1
Obtain and install the service pack, v98sp402.zip, available from Network Associates, at the following address:

ftp://ftp.nai.com/pub/antivirus/win9x/svc_pack/

Method 2
To disable the Microsoft Exchange Scan add-in, follow these steps:


 * 1) On the Tools menu, click Options.
 * 2) On the Other tab, click Advanced Options.
 * 3) Click Add-In Manager.
 * 4) Click to clear the Exchange Scan check box, and then click OK three times to close all dialog boxes.
 * 5) Quit Outlook, restart your computer, and then start Outlook. The error should not recur.

NOTE: These steps, while preventing the error, will disable the VirusScan functionality in Outlook. You should contact the McAfee VirsusScan manufacturer, Network Associates, Inc., for further troubleshooting. The WhatsNew.txt file, installed in

C:\Program Files\Network Associates\McAfee VirusScan

folder provides information about how to troubleshoot VirusScan problems and how to contact Network Associates, Inc. for technical support.

Method 3
WARNING: If you use Registry Editor incorrectly, you may cause serious problems that may require you to reinstall your operating system. Microsoft cannot guarantee that you can solve problems that result from using Registry Editor incorrectly. Use Registry Editor at your own risk.

Remove the Exchange Scan add-in from the registry. To modify the registry, follow these steps:  Close Outlook. Click Start, click Run, and type regedit. Click OK. Navigate to the following registry key:

HKEY_LOCAL_MACHINE\Software\Microsoft\Exchange\Client\Extensions

 With the Exchange Scan data key selected in the right-hand pane of the Registry Editor, press DELETE. Close the Registry Editor.</ol>

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