it is strange that the devices belong to hwaudio you have to ask the ubuntu audio dev team
!!ALSA Device nodes !!----------------- crw-rw---- 1 root hwaudio 116, 6 Feb 3 16:54 /dev/snd/controlC0 crw-rw---- 1 root hwaudio 116, 11 Feb 3 16:54 /dev/snd/controlC1 crw-rw---- 1 root hwaudio 116, 5 Feb 3 16:54 /dev/snd/hwC0D0 crw-rw---- 1 root hwaudio 116, 10 Feb 3 16:54 /dev/snd/hwC1D0 crw-rw---- 1 root hwaudio 116, 4 Feb 3 16:54 /dev/snd/pcmC0D3p crw-rw---- 1 root hwaudio 116, 3 Feb 3 16:54 /dev/snd/pcmC0D7p crw-rw---- 1 root hwaudio 116, 2 Feb 3 16:54 /dev/snd/pcmC0D8p crw-rw---- 1 root hwaudio 116, 9 Feb 3 17:16 /dev/snd/pcmC1D0c crw-rw---- 1 root hwaudio 116, 8 Feb 3 17:15 /dev/snd/pcmC1D0p crw-rw---- 1 root hwaudio 116, 7 Feb 3 16:54 /dev/snd/pcmC1D2c crw------- 1 root root 116, 1 Feb 3 16:54 /dev/snd/seq crw-rw---- 1 root hwaudio 116, 33 Feb 3 16:54 /dev/snd/timer ** Summary changed: - [Peppy, Realtek ALC283, Speaker, Internal] Pulseaudio fails to detect card + [Peppy, Realtek ALC283, Speaker, Internal] AudioDevicesInUse: Error: command ['fuser', '-v', '/dev/snd/by-path', '/dev/snd/controlC1', '/dev/snd/hwC1D0', '/dev/snd/pcmC1D0c', '/dev/snd/pcmC1D0p', '/dev/snd/pcmC1D2c', '/dev/snd/controlC0', '/dev/snd/hwC0D0', '/dev/snd/pcmC0D3p', '/dev/snd/pcmC0D7p', '/dev/snd/pcmC0D8p', '/dev/snd/seq', '/dev/snd/timer'] failed with exit -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1275960 Title: [Peppy, Realtek ALC283, Speaker, Internal] AudioDevicesInUse: Error: command ['fuser', '-v', '/dev/snd/by-path', '/dev/snd/controlC1', '/dev/snd/hwC1D0', '/dev/snd/pcmC1D0c', '/dev/snd/pcmC1D0p', '/dev/snd/pcmC1D2c', '/dev/snd/controlC0', '/dev/snd/hwC0D0', '/dev/snd/pcmC0D3p', '/dev/snd/pcmC0D7p', '/dev/snd/pcmC0D8p', '/dev/snd/seq', '/dev/snd/timer'] failed with exit To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/1275960/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs