Problems with pulseaudio-5.0 and gnome-session-3.10.x

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On 2014-04-22 05:57, John Frankish wrote:
> Using pulseaudio-5.0 and gnome-session/gnome-shell-3.10.x compiled from source on tinycorelinux x86_64.
>
> If I start gnome-session from the console prompt, pulseaudio only shows a dummy output, even though my hardware is detected as per aplay/alsamixer.
>
> D: [pulseaudio] module.c: Checking for existence of '/usr/local/lib/pulse/modules/module-udev-detect.so': success
> I: [pulseaudio] module-udev-detect.c: Found 0 cards.
>
> On the same machine and without changing anything, if I first start another window manager (flwm) from the console prompt, pulseaudio works fine. If I then exit back to the console prompt and start gnome-session, pulseaudio also works fine. The only issue being that the speaker test in gnome-control-center does not produce any sound.
>
> I don't understand why pulseaudio/gnome-session would not work in the first case, but does work in the second case. I suppose it's a permissions issue, but the same user is being used in both cases.
>
> Any trouble-shooting pointers would be much appreciated.

On most distros, systemd-logind or consolekit sets acl permissions on 
the sound device to the currently logged in user. You can verify this 
using "getfacl /dev/snd/*".

-- 
David Henningsson, Canonical Ltd.
https://launchpad.net/~diwic


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