Hi, > If a2dp channel was disconnected during the audio playback , i > wanted to swtich the path to audiocard. > But after a2dp channel disconnect , "aplay" or "helix" would be hold > and can not exit normally. (I want to close the bluetooth device ,then > open a new audiocard device.) > How to fix this issue and is there other method to switch between > bluetooth headset and audiocard dynamically during audio playback via > a2dp? you should use an audio server like PulseAudio for this. ALSA is not really designed for these use cases. Regards Marcel -- To unsubscribe from this list: send the line "unsubscribe linux-bluetooth" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html