I was testing hydrogen today, it crashed when I was adding beats while playing: Qt: Locales not supported on X server Warning: no locale found: /Programs/Hydrogen0.9.3_4/share/hydrogen/data/i18n/hydrogen.en_US.UTF-8 Warning: error loading locale: /Programs/Hydrogen0.9.3_4/share/hydrogen/data/i18n/hydrogen.en_US.UTF-8.qm