Le samedi 16 mai 2009 à 20:35 +0200, Equinox86 a écrit : > did you try see the permission on: > ls -l /dev/dsp crw------- 1 colonna root 14, 3 mai 17 14:24 /dev/dsp > ls -l /dev/audio crw------- 1 colonna root 14, 4 mai 17 14:24 /dev/audio > and ls -l /dev/snd/ crw------- 1 colonna root 116, 10 mai 17 14:24 controlC0 crw------- 1 colonna root 116, 9 mai 17 14:24 pcmC0D0c crw------- 1 colonna root 116, 8 mai 17 14:24 pcmC0D0p crw------- 1 colonna root 116, 7 mai 17 14:24 pcmC0D1p crw------- 1 colonna root 116, 6 mai 17 14:24 pcmC0D2c crw------- 1 colonna root 116, 5 mai 17 14:24 pcmC0D6c crw------- 1 colonna root 116, 4 mai 17 14:24 pcmC0D6p crw------- 1 colonna root 116, 3 mai 17 14:24 seq crw------- 1 colonna root 116, 2 mai 17 14:24 timer I do not understand why I get this owner instead of root ? I changed colonna to root but at reboot colonna comes back ! > alsamixer what say? It gives : Card: HDA Intel Chip: Realtek ALC882 View: [Playback] Capture All Item: Master [dB gain=-12.00] > > lsmod provides the correct module of your soundcard? lsmod |grep snd snd_hda_intel 343537 1 snd_seq_dummy 7877 0 snd_seq_oss 32577 0 snd_seq_midi_event 11073 1 snd_seq_oss snd_seq 49585 5 snd_seq_dummy,snd_seq_oss,snd_seq_midi_event snd_seq_device 11725 3 snd_seq_dummy,snd_seq_oss,snd_seq snd_pcm_oss 42817 0 snd_mixer_oss 19009 1 snd_pcm_oss snd_pcm 72133 2 snd_hda_intel,snd_pcm_oss snd_timer 24517 2 snd_seq,snd_pcm snd_page_alloc 14281 2 snd_hda_intel,snd_pcm snd_hwdep 12869 1 snd_hda_intel snd 55237 11 snd_hda_intel,snd_seq_oss,snd_seq,snd_seq_device,snd_pcm_oss,snd_mixer_oss,snd_pcm,snd_timer,snd_hwdep soundcore 11553 1 snd I don't know how to read this. Thanks for your help Francois Colonna