VisualBoyAdvance-M

Hey guys, I´m new over here. So ist just want to try to explain my problem. So as I say my MacBook, open roms normally with VisualBoyAdvance, it open the Rom if i doubleklick on it. BUT if i start the App and want to start a Rom or a saved game with the way off: Start Rom/App -> File > Open.. or Sta...