@AWiiEnthusiast not sure, I suspect similar to your Mario Party 5 problem there's some issue with your config files or your roms in some way.

Unrelated but I'm gonna leave this here. The most recent update on Dolphin gives access to Retroachievements when using allowed cheat codes, such as 16:9 wide-screen & 60fps modes

https://dolphin-emu.org/blog/2025/03/10/dolphin-progress-report-release-2503/