> Also, when trying to open a file with alsaplayer, if vlc or banshee are > already playing something, that error pops out: > > ALSA lib pcm_dmix.c:1018:(snd_pcm_dmix_open) unable to open slave > snd_pcm_open: Device or resource busy (plug:dmix) > [...] > NOTE: THIS IS THE NULL PLUGIN. YOU WILL NOT HEAR SOUND!! > > I don't understand. > As far as I remember, I was always able to play a game while watching a > video and/or playing music. > What happends? lsof /dev/snd/* this command will tell you what program has the sound card open. -- damjan