mplayer barf, mpd on
public text v1 · immutablealsa-lib: pcm_hw.c:1242:(snd_pcm_hw_open) open /dev/snd/pcmC0D0p failed: Device or resource busy
alsa-lib: pcm_dmix.c:864:(snd_pcm_dmix_open) unable to open slave
alsa-init: playback open error: Device or resource busy