Problems after you install Winzip version 6.3 or 7.0

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Article ID: 196480 - View products that this article applies to.
This article was previously published under Q196480
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While you are running Windows Explorer, a Microsoft Office version 7.0 for Windows 95 program, or a Microsoft Office 97 program, you may receive the following error message:
This program has performed an illegal operation and will be shut down.
If you then click Details, you may receive the following error message:
Explorer caused an invalid page fault in module <unknown> at:<address>


This problem can occur if all of the following conditions exist:
  • You installed Winzip version 6.3 or 7.0 on your Windows 95-based computer.
  • You installed Internet Explorer version 4.0 but did not install the Windows Desktop Update component.


Important This section, method, or task contains steps that tell you how to modify the registry. However, serious problems might occur if you modify the registry incorrectly. Therefore, make sure that you follow these steps carefully. For added protection, back up the registry before you modify it. Then, you can restore the registry if a problem occurs. For more information about how to back up and restore the registry, click the following article number to view the article in the Microsoft Knowledge Base:
322756 How to back up and restore the registry in Windows

To resolve this issue, use Registry Editor to delete the following registry key:
Important This registry key is no longer supported in Microsoft Windows 2000 or later.


The third-party product discussed here is manufactured by a vendor independent of Microsoft; we make no warranty, implied or otherwise, regarding this product's performance or reliability.


Article ID: 196480 - Last Review: November 15, 2006 - Revision: 1.4
  • Microsoft Windows 95
  • Microsoft Windows NT Server 4.0 Standard Edition
  • Microsoft Windows NT Workstation 4.0 Developer Edition
kb3rdparty kberrmsg kbprb KB196480

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