Submitted by Mike Mullins
and LMon


You may occasionally come across a Windows error message
with the code 0x80040707, and you’ll probably find very little documentation on
how to handle it. You’ll often encounter this error when you’re running an
installation or upgrade routine from within Windows.


If you’re getting this error message as part of an
installation or upgrade routine, here’s one of the easiest ways to circumvent
the problem:

    1. Go to the
    directory that holds the file for launching the installation (for example,

    2. Right-click on
    the installation file and select Run As.

    3. Uncheck the box
    that says Protect My Computer And Data From Unauthorized Activity, and click

Alternatively, if you’re running this installation from a
CD, you may need to simply clean the CD and try the installation again. Another
possibility for resolving this error is to run Windows Update on the system
before running the installation routine.

If none of those solutions work, try these two links, which
provide additional information on the error and ways to overcome it:

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