[pulseaudio-discuss] Sound Card Not Seen By PulseAudio (Intel HDAC C200)

David Henningsson david.henningsson at canonical.com
Wed Apr 18 06:24:52 PDT 2012

On 04/18/2012 03:06 PM, Adam Tauno Williams wrote:
> D: [pulseaudio] module-udev-detect.c: /dev/snd/controlC0 is accessible:
> yes
> D: [pulseaudio] module-udev-detect.c:
> /devices/pci0000:00/0000:00:1b.0/sound/card0 is busy: yes

This means that another process is hogging the sound card, so pulseaudio 
can not access it. You can use the 'sudo fuser -v /dev/snd/*' command to 
figure out what process that could be.

David Henningsson, Canonical Ltd.

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