Sorry, let me clarify that he did end up being able to uninstall the old version and install the new version after I sent the link, but I’m not sure that the link is what helped solve the issue.
Our IT person had a problem uninstalling a version of FaxFinder from my computer today and I found this and sent it. I’m not sure if it solved the problem or not, but worth looking at. http://www.multitech.com/support/resolution/30613