Booting into Test Mode and trying to change Difficulty results in a crash. This is the only Test Mode setting that causes a crash, everything else works, even other settings in the Game Adjustments section.
The coin inputs are reversed in TP, Coin puts coins in for P2, and Coin2 puts coins in for P1.
Noticed two issues with Ghostbusters:
Booting into Test Mode and trying to change Difficulty results in a crash. This is the only Test Mode setting that causes a crash, everything else works, even other settings in the Game Adjustments section.
The coin inputs are reversed in TP, Coin puts coins in for P2, and Coin2 puts coins in for P1.