pete@crunchbang:~$ alsaplayer -o alsa -d plug:dmix reasoning.wav
ALSA lib pcm_dmix.c:1018:(snd_pcm_dmix_open) unable to open slave
snd_pcm_open: No such file or directory (plug:dmix)
Failed to initialize plugin!
Failed to register plugin: /usr/lib/alsaplayer/output/libalsa_out.so
Failed to load output plugin "alsa". Trying defaults.
ALSA lib pcm_dmix.c:1018:(snd_pcm_dmix_open) unable to open slave
snd_pcm_open: No such file or directory (plug:dmix)
Failed to initialize plugin!
/usr/lib/alsaplayer/output/libalsa_out.so failed to load
NOTE: THIS IS THE NULL PLUGIN.      YOU WILL NOT HEAR SOUND!!
pete@crunchbang:~$ alsaplayer -d default reasoning.wav
ALSA lib pcm_dmix.c:1018:(snd_pcm_dmix_open) unable to open slave
snd_pcm_open: No such file or directory (default)
Failed to initialize plugin!
Failed to register plugin: /usr/lib/alsaplayer/output/libalsa_out.so
Failed to load output plugin "alsa". Trying defaults.
ALSA lib pcm_dmix.c:1018:(snd_pcm_dmix_open) unable to open slave
snd_pcm_open: No such file or directory (default)
Failed to initialize plugin!
/usr/lib/alsaplayer/output/libalsa_out.so failed to load
NOTE: THIS IS THE NULL PLUGIN.      YOU WILL NOT HEAR SOUND!!