So you're trying to reinstall? In that case, you'll need to update Windows with whatever components are missing. Since you haven't said what dll is referred to when the installer fails, I can't give specific advice. However, see: http://support.microsoft.com/kb/924619, especially Step 5. See also: http://support.microsoft.com/gp/OfficeSuites2007Setup

__________________
Cheers,
Paul Edstein
[Fmr MS MVP - Word]