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#1 2015-05-09 14:06:58

capdi
Member
Registered: 2015-05-09
Posts: 4

xfce4-mixer failed to start

Hello,

I have installed  Arch Linux and XFCE for two weeks now and I'm very excited with this flexible distro. The only issue that i have is the functionality of the xfce4-mixer. I click on the applications-multimedia-audio mixer and while the process be displayed on the task manager, the GUI window won't open. After a reboot the problem may be solved but after another reboot the problem returns.
When I run as a root the command: xfce4-mixer, the output which displayed is:
xfce4-mixer: Failed to initialize xfconf: Did not receive a reply. Possible causes include: the remote application did not send a reply, the message bus security policy blocked the reply, the reply timeout expired, or the network connection was broken.

I have nvidia sound card and (on board) hda intel but following the wiki: https://wiki.archlinux.org/index.php/Xfce#Xfce4_mixer
I changed the default sound card from settings-editor --> xfce4-mixer replacing the value of sound-card to the PlaybackBuiltinAudioAnalogStereoPulseAudioMixer
to fucntion correctly with PulseAudio. I executed several reboots and the xfce4-mixer opened correclty. Unfortunately today, the problem returns again.
When I'm trying to kill the process of the xfce4-mixer, I can't.
I tried set the default sound card following the wiki: https://wiki.archlinux.org/index.php/Ad … sound_card but nothing changed.

The sound and the alsamixer works fine.

How can I fix it ?

Thank you in advance !

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#2 2015-05-09 14:42:05

toz
Member
Registered: 2011-10-28
Posts: 497

Re: xfce4-mixer failed to start

capdi wrote:

xfce4-mixer: Failed to initialize xfconf: Did not receive a reply. Possible causes include: the remote application did not send a reply, the message bus security policy blocked the reply, the reply timeout expired, or the network connection was broken.

Make sure that xfconfd is running.

As a note, xfce4-mixer is no longer being actively developed. From the release notes:

Due to gstreamer1.0 having dropped the mixer-interface entirely, and xfce4-mixer and xfce4-volumed relying on this interface with gstreamer0.10, our mixer application and volume daemon cannot be ported to 1.0 and are consequently not maintained anymore.

A new pulseaudio mixer plugin has been added to the Xfce git tree - you might want to give that a try. From the readme file:

Xfce4-pulseaudio-plugin is a panel plugin for controlling an audio
output volume of the PulseAudio mixer. The volume can be adjusted using
keyboard shortcuts, mouse wheel, a slider in a popup menu (todo), or via
a linked external audio mixer tool.

It works in a manner very similar to xfce4-mixer but more integrated with pulseaudio.

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#3 2015-05-09 22:00:49

capdi
Member
Registered: 2015-05-09
Posts: 4

Re: xfce4-mixer failed to start

Thank you for your reply,

xfconfd is already running.
I installed pulseaudio mixer plugin and pavucontrol but it happens something odd. When I click on the PulseAudio volume control, it opens a window with the following message:Establishing connection to PulseAudio. Please wait... And when I run pavucontrol as a root a window displays:
Fatal Error: Unable to connect to PulseAudio: OK
and on the terminal:
(pavucontrol:1509): Gtk-CRITICAL **: gtk_main_quit: assertion 'main_loops != NULL' failed
Gtk-Message: GtkDialog mapped without a transient parent. This is discouraged.

I'm very confused with this problem.

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#4 2015-05-09 22:11:50

toz
Member
Registered: 2011-10-28
Posts: 497

Re: xfce4-mixer failed to start

capdi wrote:

And when I run pavucontrol as a root a window displays:
Fatal Error: Unable to connect to PulseAudio: OK
and on the terminal:
(pavucontrol:1509): Gtk-CRITICAL **: gtk_main_quit: assertion 'main_loops != NULL' failed
Gtk-Message: GtkDialog mapped without a transient parent. This is discouraged.

If you're running pavucontrol (or xfce4-mixer) as root, don't. Just run it normally in your user profile.

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#5 2015-05-09 22:23:01

capdi
Member
Registered: 2015-05-09
Posts: 4

Re: xfce4-mixer failed to start

No, I run it in my user profile also, but the problem remains the same.

Last edited by capdi (2015-05-09 22:23:38)

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#6 2015-05-09 22:42:11

toz
Member
Registered: 2011-10-28
Posts: 497

Re: xfce4-mixer failed to start

Is pulseaudio running? How is it started? How do you log into Xfce?
Did you walk through the Pulseaudio wiki entry?

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#7 2015-05-09 23:08:03

capdi
Member
Registered: 2015-05-09
Posts: 4

Re: xfce4-mixer failed to start

Problem solved ! I run these commands:

rm -rf /tmp/pulse* ~/.pulse* ~/.config/pulse
pulseaudio -k
pulseaudio --start

And after a reboot pavucontrol works fine !
Thank you very much for your help !

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#8 2020-04-12 13:36:21

cprada87
Member
Registered: 2017-10-14
Posts: 1

Re: xfce4-mixer failed to start

capdi wrote:

Problem solved ! I run these commands:

rm -rf /tmp/pulse* ~/.pulse* ~/.config/pulse
pulseaudio -k
pulseaudio --start

And after a reboot pavucontrol works fine !
Thank you very much for your help !

Thx, solved!


The last boy

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#9 2020-04-12 13:54:38

2ManyDogs
Forum Fellow
Registered: 2012-01-15
Posts: 4,645

Re: xfce4-mixer failed to start

cprada87, welcome to the forum. Please note the dates on topics and be careful of necrobumping, especially with an empty post.

Closing this old topic.

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