Wish that would have worked for me. I did the same, other than "removing a bunch of garbage", but including running windows update until clean and then running registry cleaning. Still failed.
One other note. I tried installing another of the libraries and got the same error, so it's likely something amiss with my system and not the specific library.
Just became a member of the eCabinet Systems community and was looking at the available pre-built libraries. Looked like "Stain Grade Face Framed Full Dado Library (210 items)" was what I wanted, so I downloaded the installer.
However, when the installer starts it almost immediately says ...