Andre Filipe de Assuncao e Brito wrote: > ALSA lib pcm_hw.c:370:(snd_pcm_hw_sw_params) SNDRV_PCM_IOCTL_SW_PARAMS > failed: Invalid argument This is bug #228349: http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=228349 Fixing it apparently requires upgrading to gstreamer0.8.