Microsoft KB Archive/169725

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PRJ98: Comctl32.dll Error Installing Project on Windows NT

Article ID: 169725

Article Last Modified on 1/19/2007


  • Microsoft Project 98 Standard Edition, when used with:
    • Microsoft Windows NT 4.0

This article was previously published under Q169725


When you install Microsoft Project 98 on the Microsoft Windows NT 4.0 operating system, you receive the following error:

Setup could not open the file c:\WinNt\system32\comctl32.dll. It is in use by another application.


You receive this error when the following are true:

  • Microsoft Office 97 or one of its components has been installed or started during the current session of Windows. -and-

  • The computer has not been rebooted.


To work around this error, restart your computer before you install Microsoft Project 98.


Microsoft has confirmed this to be a problem in the version of Microsoft Project listed above. We are researching this problem and will post new information here as it becomes available.

Additional query words: 98

Keywords: kbsetup KB169725