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Microsoft KB Archive/253731

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Knowledge Base

Error Message: Setup Did Not Detect MCIS2.5 Installed on the Machine

Article ID: 253731

Article Last Modified on 10/23/2003


  • Microsoft Commercial Internet System 2.5

This article was previously published under Q253731

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


When you install MCIS 2.5 SP1, the following error message occurs:

Setup did not detect MCIS2.5 installed on the machine


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 problem, add the following registry keys and values.

To add the registry values, perform the following steps:

  1. Start Registry Editor (Regedt32.exe).
  2. Locate the following key in the registry:


  3. On the Edit menu, click Add Value, and then add the following registry values:

    Value Name: InstallTo
    Data Type: REG_SZ
    Value: <drive letter>:\MCIS25

    Note: Make sure to replace <drive letter> with the correct drive letter for your system.

    Value Name: ProductVersion
    Data Type: REG_SZ
    Value: 8.0.344.0


For additional information about how to fix this problem in Microsoft Commercial Internet System 2.5 , click the article number below to view the article in the Microsoft Knowledge Base:

253685 Registry keys not installed during MCIS2.5 installation

Keywords: kbprb KB253731