Microsoft KB Archive/174450

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Article ID: 174450

Article Last Modified on 1/20/2007


  • Microsoft Outlook 97 Standard Edition

This article was previously published under Q174450


When you try to view, open, edit, or delete a recurring appointment in the Microsoft Outlook 97 Calendar in any view except recurring appointment view, you may receive the following message:

Cannot open this item. The object could not be found.


You installed Microsoft Exchange or Windows Messaging after installing Outlook.


You must reregister the Outlook forms. Use the SwitchForms utility available from the Microsoft Web site at:

NOTE: Because the Microsoft Web site is regularly updated, the site address may change without notice. If this occurs, link to the Microsoft home page at the following address:


The Outlook and Microsoft Exchange clients each use a slightly different form technology. When you install Outlook, the Setup program configures your computer to run Outlook.

With the SwitchForms utility, you can easily switch between the Microsoft Exchange Client and Outlook. If you need to run both the Microsoft Exchange Client and Outlook on the same computer, use SwitchForms to register the correct forms.


For information on using the SwitchForms utility, please see the following article in the Microsoft Knowledge Base:

143476 OL97: SwitchForms Utility for Outlook and Exchange

Keywords: kbdownload kbprb KB174450