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An earlier version of an Office program may not be removed when you install a 2007 Office program
Article ID: 926799 - View products that this article applies to.
When you upgrade to a 2007 Microsoft Office program, the earlier version of the Microsoft Office program may not be removed.
Note When you upgrade, you would expect the earlier version of the Office program to be removed.
This issue may occur if the following conditions are true:
To work around this issue, follow these steps:
If an earlier version of an Office program is not removed when the 2007 Office program is installed, two versions of Microsoft Outlook may remain installed. If this occurs, Outlook may be unstable and may cause unpredictable results. For more information about a related issue, click the following article number to view the article in the Microsoft Knowledge Base:
(http://support.microsoft.com/kb/926196/ )Error message when you try to start Outlook 2003: "MAPI32.DLL is corrupt or the wrong version"
Article ID: 926799 - Last Review: October 15, 2007 - Revision: 1.5