OFF2000: Error Message: This Program Must Be Installed to Run (302877)


The information in this article applies to:

  • Microsoft Office 2000 Premium
  • Microsoft Office 2000 Professoinal
  • Microsoft Office 2000 Standard
  • Microsoft Office 2000 Small Business
  • Microsoft Office 2000 Developer
  • Microsoft Access 2000
  • Microsoft Excel 2000
  • Microsoft FrontPage 2000
  • Microsoft Outlook 2000
  • Microsoft PowerPoint 2000
  • Microsoft Word 2000
This article was previously published under Q302877
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 attempt to install any version of Microsoft Office 2000, you may receive an error message similar to the following:
This program must be installed to run.

CAUSE

This behavior can occur if you have installed and then removed Microsoft Works but the registry keys from Microsoft Works are still installed on your computer.

RESOLUTION

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.

To resolve this issue, follow these steps:
  1. Click Start, and then click Run.
  2. In the Open box, type regedit, and then click OK.
  3. Browse to each of the following keys:

    HKEY_CURRENT_USER\Software\Microsoft\Installer\Products
    HKEY_USERS\.DEFAULT\Software\Microsoft\Installer\Products

  4. Right-click each subkey that begins with the digits "904," and then click Delete on the shortcut menu.

    When the confirmation message appears, click Yes.
  5. Quit Registry Editor.
Modification Type:MinorLast Reviewed:10/13/2006
Keywords:kberrmsg kbprb KB302877
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