[arch-general] no sound coming from speakers after update

[Roman V.Leon.]

> On Monday, October 10, 2011, Martti Kühne wrote:
>
>> 2011/10/10 Roman V.Leon. :
>> >> On Monday, October 10, 2011, Martti Kühne wrote:
>> >>
>> >>> On Mon, Oct 10, 2011 at 3:25 AM, Madhurya Kakati
>> >>>
>> >>> wrote:
>> >>> > On Sunday, October 9, 2011, Martti Kühne wrote:
>> >>> >
>> >>> >> On Sun, Oct 9, 2011 at 7:09 PM, Madhurya Kakati
>> >>> >> >
>> >>> >> wrote:
>> >>> >> >
>> >>> >> > The last entry in mpd.log is from 02 oct. I doubt that will help.
>> >>> >> However
>> >>> >> > when I try to start mpd I get this error, [papul at archlinux ~]$
>> >>> >> > sudo rc.d start mpd
>> >>> >> > :: Starting Music Player Daemon
>> >>> >> > [BUSY] /etc/rc.d/mpd: line 6: 9910 Aborted
>> >>> /usr/bin/mpd
>> >>> >> > /etc/mpd.conf &>/dev/null
>> >>> >> >
>> >>> >>
>> >>> >> Usually I put in hashes ('#') into the /etc/rc.d/mpd script to
>> >>> >> check what output there is destroyed. Could be useful.
>> >>> >>
>> >>> >> cheers!
>> >>> >> mar77i
>> >>> >>
>> >>> >
>> >>> > After adding '#' in /etc/rc.d/mpd here's what I get when I try to
>> >>> > start
>> >>> it,
>> >>> > [papul at archlinux ~]$ sudo rc.d start mpd
>> >>> > :: Starting Music Player Daemon
>> >>> > [BUSY] listen: bind to '0.0.0.0:6600' failed: Address already in
>> >>> > use (continuing anyway, because binding to '[::]:6600' succeeded)
>> >>> > output: No "audio_output" defined in config file
>> >>> > output: Attempt to detect audio output device
>> >>> > output: Attempting to detect a alsa audio device ALSA lib
>> >>> > pulse.c:229:(pulse_connect) PulseAudio: Unable to connect:
>> >>> > Connection refused
>> >>> >
>> >>> > alsa: Error opening default ALSA device: Connection refused
>> >>> > output: Attempting to detect a oss audio device
>> >>> > oss: Error opening OSS device "/dev/dsp": No such file or directory
>> >>> > oss: Error opening OSS device "/dev/sound/dsp": No such file or
>> >>> > directory
>> >>> > output: Attempting to detect a pulse audio device
>> >>> > mpd: src/output/pulse_output_plugin.c:400:
>> pulse_output_wait_connection:
>> >>> > Assertion `po->mainloop != ((void *)0)' failed.
>> >>> > /etc/rc.d/mpd: line 6: 27833 Aborted /usr/bin/mpd
>> >>> > /etc/mpd.conf
>> >>> >
>> >>> > [FAIL]
>> >>> >
>> >>>
>> >>>
>> >>> wow that fails for several reasons. you should:
>> >>> 1. configure alsa in mpd.conf, then mpd will be mixed over dmix (which
>> >>> won't fix the actual problem) 2. make sure the user which runs mpd to
>> >>> the audio group and figure out why both alsa and pulse would refuse
>> >>> the connection.
>> >>> who (uid/gid) runs those, what other security mechanisms could stick
>> >>> in between, like a too restrictively configured firewall etc.
>> >>>
>> >>> oh and you should figure out if mpd is already running, or if this
>> >>> config option is plain wrong that makes mpd try to "bind to
>> >>> '0.0.0.0:6600' failed: Address already in use" ... sometimes mpd hangs
>> >>> up and you have to kill it with SIGABRT / 6.
>> >>>
>> >>> I'm just at a very similar issue a friend of mine is having with mpd
>> >>> and jack. you should get those permissions right in the first place...
>> >>> :) I'll go there and adjust /etc/group until it works, I guess.
>> >>>
>> >>> cheers!
>> >>> mar77i
>> >>>
>> >>
>> >>
>> >> Forget about mpd. Why doesn't audio play on vlc and in browsers? I
>> > regularly visit sites like grooveshark,com. Also I do have my username
>> > in audio group.
>> >> Everything was fine until I ran pacman -Syu. :(
>> >
>> > Hello Martti.
>> > Please show 'ls -l /dev/snd/' output and try to launch alsamixer(under
>> > root and unprivileged user) copy all error messages. Be sure that you
>> have
>> > alsa-utils installed and alsa daemon is running.
>> >
>> > Cheers,
>> > Roman.
>> >
>> >
>> > ______________________________
>> > Рhey Roman,
>>
>> I was trying to help here, funny enough running into the exact same
>> problem today. :D
>> however the original question was asked by madhurya kataki.
>>
>> I have a lot of root:audio files in there.
>>
>> cheers
>> mar77i
>>
>
> So I uninstalled gdm and pulseaudio and am now using xdm with archlinux
> theme, which frankly, I don't like. Still hoping someone would tell me how
> to use gdm and not let pulseaudio takeover alsa.
>

Hello again, Madhurya.
I think Martti Kühne have found the solution, try this:

# usermod -a -G audio $USER and relogin into the system.

-- 
Cheers,
Roman.