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Home > Program Errors > Unable to upgrade windows installer
Article 0036
Setup was unable to upgrade the windows installer.
Problem
Setup was unable to upgrade the windows installer. Failed to load 'msi.dll'
Solution
Download and install the MSI 2.0 redistributible from microsoft on your computer. Instructions and download links for the Windows Installer can be found below. Just click on the link for your operating system.
Windows 95/ 98/ Me
Windows NT 4.0 or 2000
Windows XP:
Windows XP already contains Windows Installer version 2.0. Thus, you should not have to install the Windows Installer Service (MSI engine) on Windows XP.
Restart your computer and run the installation again to see if the error continues to occur.
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