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

[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.


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