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You may want to try the following.
Remove all traces of Reader (not only the program) from your system using the Windows Installer Cleanup Utility. This is no longer supported by Microsoft because it can produce problems with Win 7, but you can still download it from from places like
Then, download the Reader installer from
and perform a clean install.
This allows me to install 9.4.0 but 10.1 will not install and still comes up with the same faults.
Are you sure you have removed all traces of all previous versions of Reader before attempting a clean install of v. 10?
And are you sure you downloaded the installer from the link that Claudio posted earlier?