Got the problem figured out. It was PEBCAK apparently. Not to be confused with ID10T errors. I had to pull the games out of the .7z archives then all worked well. My wife is so happy she gets to play vectrex!
Contributions to the project are always appreciated, so if you would like to support us with a donation you can do so here.
Hosting provided by Mythic-Beasts. See the Hosting Information page for more information.