How do you start the game? Linux Mint 22 Cinnamon 64 doesn't recognize "FreeSolitaire.x86_64" as an executable file.
I don't have Linux so I can't test. Here are some tips I could google:
https://forums.linuxmint.com/viewtopic.php?t=449156
https://www.reddit.com/r/linux_gaming/comments/17n1aq5/unity_games_will_not_open...