Capo was not playing audio for some users on Intel Macs running Sonoma. After spending almost two weeks (and about $850) I discovered that macOS Sonoma had a rather nasty bug that was triggered by loading JPEG images.
When you place an A# chord in Capo, you probably don’t want it to get replaced with a Bb. That kind of strange behavior is what I set out to fix in 4.3.1. Unfortunately, during the QA cycle I learned that my fix is incomplete…