Microsoft KB Archive/916837

= Error message when you try to install Streets & Trips: &quot;This installation package could not be opened&quot; =

Article ID: 916837

Article Last Modified on 10/30/2007

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APPLIES TO


 * Microsoft Streets & Trips 2008
 * Microsoft Streets & Trips 2008 with Connected Services
 * Microsoft Streets & Trips 2008 with GPS Locator
 * Microsoft Streets & Trips 2006
 * Microsoft Streets & Trips 2006 Essentials
 * Microsoft Streets & Trips 2006 with GPS Locator
 * Microsoft Streets & Trips 2005 Standard Edition

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Important This article contains information about how to modify the registry. Make sure to back up the registry before you modify it. Make sure that you know how to restore the registry if a problem occurs. For more information about how to back up, restore, and modify 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 try to install Microsoft Streets & Trips, you receive the following error message:

Windows Installer:

This installation package could not be opened. Verify that the package exists and that you can access it or contact the application vendor to verify that this is a valid Windows installer package.



CAUSE
This behavior occurs when there is an existing registry subkey from the trial version of Microsoft Streets and Trips 2005.



RESOLUTION
Warning Serious problems might occur if you modify the registry incorrectly by using Registry Editor or by using another method. These problems might require that you reinstall your operating system. Microsoft cannot guarantee that these problems can be solved. Modify the registry at your own risk.

To resolve this behavior, follow these steps:  If you are using Microsoft Windows XP or an earlier version, click Start, click Run, type regedit, and then click OK.

If you are using WindowsVista, click Start, type regedit in the Start Search box, and then click Regedit in the Programs list. Locate and then click the following registry subkey:

 

 On the Edit menu, click Delete. Exit Registry Editor, and then restart the computer. Install Streets & Trips.

Additional query words: setup

Keywords: kberrmsg kbprb KB916837

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