Questions related to PulseAudio, the default sound server in Ubuntu, which manages all audio devices like internal and external sound cards (and therefore all speakers, microphones, headsets, etc.) through its ALSA backend.

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mocp at high playback speed

I found several posts online but none here about mocp's high playback speed but none seems to solve the problem. Some indicate it's a problem with pusleaudio. Can it be fixed? MOCP version: 2.5.0 ...
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Ubuntu 16.04 Audio not working correctly

Ubuntu 16.04 audio not working correctly. No hardware listed in audio settings and sound above 100% does not stay set. I have read another post telling me to delete the pulse folder from ...
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11 views

alsamixer cannot open mixer: Invalid argument

No sound in Ubuntu 14.04 seems after upgrading kernel... I googled solutions, but cannot solve my problem. And I enter the command alsamixer in terminal. The output is this: cannot open mixer: Invalid ...
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PulseAudio fails to set card profile to 'a2dp_sink'. How can I see the logs and figure out whats wrong?

I have currently installed ubuntu 16.04 and a2dp used to work on fresh install, which I'd prefer to leave as a last option. When the pairing is erased from bluetooth settings and is paired again ...
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Realtek sound card + dual boot windows and ubuntu = not working properly

I have some big issues with my sound card. For instance when I boot up on windows and reboot and login into ubuntu, the sound does not work anymore. I have to shutdown my laptop and turn it on again ...
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No output on headphone jack Ubuntu 14.04

This question is quite frequent but still. The (few) other answered threads did not help. It used to work - it stoped at some point. I cannot point to the exact time, but it definitly worked with a ...
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7 views

Send monitor / null-sink over network with pulseaudio

This is the scenario: On my computer (we name it A) my microphone and the output from VLC get mixed into a null-sink / loopback which is used in TeamSpeak. This is how I do this: pactl load-module ...
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1answer
8 views

My Toshiba R830 wont play any sound, do I need drivers or else?

I just installed Ubuntu on my R830 but for some odd reason I dont hear any kind of sound. I dont know if it's driver based or if my speakers or even Soundcard just died on me for some weird reason. ...
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34 views

SoundCard isn't recognized at all

I just install ubuntu 16.04 on my HP pavilion x2 210. I don't have sound at all. In the settings the sound card is marked as dummy. On the HP website they give driver for realtek audio. but the driver ...
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8 views

Pulseaudio USB Microphone

I have a USB webcam with a built in microphone. The microphone works and pulseaudio is able to detect it, but not listen to it, i.e. it acknowledges that it is there and lets me change the settings ...
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2answers
195 views

Bluetooth speaker no sound in Ubuntu 16.04

After upgrading to Kubuntu 16.04 my JBL Flip 2 bluetooth speaker no longer works. It connects just fine, and the sound is set to use A2DP sink with the speaker, but I get no sound. I found some ...
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19 views

AlsaMixer mistakes the speakers for the headphones

I've had no sound on my laptop speakers for a few weeks now. The only solution I found was going to AlsaMixer in the command line and unmuting the "Headphone" bar, then the speakers start to work, ...
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On reconfiguring hdajackretask after a clean install of 16.04 'Apply Now' to test would fail yet installing 'Boot Override' was successful

I performed a clean install of 16.04 yesterday and ran into a strange issue. I've followed this process in the past - ...
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0answers
18 views

USB headset causes bizarre system behavior

I have a Sennheiser headset that causes bizarre system behavior when it is plugged in, including: Graphical corruption: all of the system text, such as the toolbar clock, shifts to a very different ...
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21 views

My HDMI audio output disappears after my screen is turned off for a long while

CPU: intel i5-4460 iGPU: intel HD4600 It happens after I turn my screen off for a long while, if it isn't turned off for a long time, it won't happpen.
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1answer
226 views

Ubuntu 16.04 USB Audio - Cannot find slot

In 15.10, both internal Intel and external USB audio were working. After upgrading to 16.04, USB audio has stopped working but Intel remains functional. Any ideas? The /etc/modprobe.d/alsa-base.conf ...
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12 views

Audio not working after install of PulseAudio

i installed PulseAudio because i wanted simultaneous audio output on 2 audio outs. But since then the front audio out of my machine is not working anymore. If i select it as output normal audio ...
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25 views

Can not decet bluetooth headphones as audio device but I can connect to them

I am trying to connect to my bluetooth headphones but have been running into a lot of trouble. I am able to make a connection (using blueman), and is confirmed by the headphones them selves (makes a ...
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8 views

How to save a default input device (microphone) in pavucontrol?

I am using Ubuntu 14.04.4 LTS (with xfce4 desktop) and Skype. I want to use a microphone of my Microsoft LifeCam VX-3000. Following this answer I managed to get it to work by choosing the correct ...
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1answer
7 views

Mousewheel causes drastic volume change

I may have discovered some kind of bug in the latest update for 14.04LTS. When I adjust the volume with the mouse wheel, the volume continues to rise or fall even if I only move it one click. My ...
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26 views

Headphones recognized but no sound + Pulseaudio error

I'm running Ubuntu 14.04 on a Lenovo E31-70. If I type pulseaudio on a terminal I get E: [pulseaudio] pid.c: Daemon already running. E: [pulseaudio] main.c: Ha fallado pa_pid_file_create(). If I ...
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16 views

Left and Right Audio Channels Keep Switching (Blue Yeti)

Since the headphone input on my case is broken, I'm using the headphone input that's on my blue yeti to listen to sound. The problem is the left and right audio channels keep switching on each other. ...
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0answers
15 views

jack: cannot get any sound (MacBook)

I've been trying to get sound out of Rosegarden, ChucK and FaustLive and Jack for hours, and I just can't. I'm using Ubuntu 15.10. Here's what I've done: Add myself to audio group (and re-log ...
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1answer
23 views

How can I toggle between two audio outputs via terminal?

I have two audio outputs: one is a wireless headset, the other is my laptop's built-in 3.5mm jack. How do I switch between them via the terminal? Ultimately, I want to assign a keyboard shortcut to do ...
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4 views

How to setup JACK and PulseAudio to work at the same time but in different outputs

I have been reading about JACK audio because I want to test Rosegarden. In the way I saw this : Telling JACK which device to use To tell JACK to use the RME Hammerfall DSP, you would typically ...
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26 views

Trouble outputing audio CHROME/FIREFOX

I am having trouble using the headphone jack on Ubuntu 15.10 in a iMac. I have sound output coming from the OS and from the test inside sound control panel, but not from browsers and some apps. I can ...
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2answers
71 views

KDE 5 - How to easily switch between audio outputs?

I currently have KDE 5 Plasma installed which I like a lot. However, it is not possible to easily switch between Audio outputs from One Soundcard (SPDIF and analog) like it was possible in Unity. Is ...
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12 views

How to enable Sidetone Ubuntu 14.04

So I've done a bit of digging, and it seems like no one seems to care about sidetone. Which is a little bleak as it's super useful. I've seen a fix for Logitech G930 over here : How do I enable ...
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0answers
23 views

White noise ubuntu 15.10

So the white noise problem again. I tried a few fix that I could found over the Internet but nothing worked so far. Followed this and this. Running realtek ACL1150 on an ASUS motherboard. I'm running ...
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1answer
29 views

Mic Audio Peaks At Low Volume Logitech G430

So I initially bought the G430 headset for recording purposes around last October. I noticed that the audio from the mic would peak at very low volume making it difficult to record commentary without ...
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0answers
25 views

Installed Xubuntu 14.04 Trusty Tahr, Sound Problem, try everything on the internet

Hi, I'm noob like super Noob but i wouldn't ask without trying anything out there first and i have tried the sudo alsa-force-reload Not working I have tried changing the default output as well, ...
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23 views

No Sound Card Detected

I have been unable to play any sound on my dell XPS L502x. I have tried a lot of things suggested on this site and others but in vain. My laptop is running Ubuntu 14.04.4 LTS. Here is the output of ...
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28 views

Sound troubleshooting - Ubuntu desktop 14.04

I'm getting no sound on a fresh install of Ubuntu desktop 14.04. I already tried to reinstall alsamixer and pulse audio but nothing good happened. Now I can't even type "alsamixer" on a Terminal to ...
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24 views

Pulseaudio crashing when I select digital 5.1

I'm having problems with pulseaudio and a USB soundcard. I'm trying to connect the Optical output on my Sweex SC016 (shows as 'CM106 Like Sound Device') to my surround sound system. I can get the ...
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0answers
23 views

Ubuntu 15.1: Unknown Display; Proprietary driver fails to boot; No Audio

I am running ubuntu 15.10 on my computer with a Radeon R7 260x Everything was running perfectly fine, until, after a repartition went bad, I had to re-install ubuntu. Since the reinstall, I am having ...
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35 views

No Sound Ubuntu 14.04

I have read most of the sound problems suggestions but I still yet to fix my problem. I purged it then re installed sudo apt-get install alsa-base pulseaudio force reload it and get: sudo alsa ...
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1answer
36 views

Ubuntu 15.10 x64, wine x32, pulseaudio - no sound

I have ubuntu 15.10 x64 and wine x32 (playonlinux). No any sound in games (try hearthstone, C&C and etc). Try this http://oldwiki.winehq.org/WineAndPulseaudio, but zero effect. How I can fix it? ...
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31 views

Ubuntu 14.04 Skype CPU Usage High

When I use talking & screen sharing on Skype in Ubuntu-14.04 , my Skype CPU usage is higher than 100 percent.
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1answer
23 views

The sound on many of my games crackles and sounds distorted

I'm running Ubuntu 15.10 64bit with some USB headphones. Many of my steam games are playing with distorted sounds which seem to be a pulseaudio error. I've tried to record an example, ...
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12 views

pacmd - udev rule for moving inputs to different sink during playback

newbie here. I want to be able to switch to HDMI audio output by plugging in the HDMI cable during playback. I have followed the advice given here: How to change pulseaudio sink with "pacmd ...
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1answer
38 views

Audio almost silent on one user account but OK on another

In some user accounts, audio is OK. In others, it silent, or else barely audible if you put your ear to the laptop case. Here is what the volume control looks like in the OK accounts. In the ...
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17 views

PulseAudio has only Dummy Output on bootup, has to be sudo pkill'ed to work

The title pretty much says it all. Pulse doesn't detect my onboard sound (Intel HDA), and either only has Dummy Output or HDMI sound (which I don't use). If I sudo pkill pulseaudio, everything works ...
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0answers
15 views

Problems with audio system in ASUS N551JM

In this laptop is combined jack for microphone and headphone. I use headset A4Tech Bloody G500 that nice work in Windows. But in ubuntu 15.10 they do not work (work only as headphone). System don't ...
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0answers
12 views

Removing a Pulseaudio Module from autostart [Ubuntu 14.04]

So recently I have installed the Pulseaudio Equalizer. And when I removed it the ladspa module was still starting up in pavucontrol. Any idea on how to remove it from startup? I checked in the ...
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1answer
45 views

Pulseaudio on root usermode

I need to enable sound on root user mode, I am on Ubuntu 12.04 when I login as root I can see the volume control is disabled, I searched and found that pulse audio wont work on root user mode, but I ...
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1answer
117 views

PulseAudio server connection failure: Connection refused

I get this error after installing new updates. This is the output of VLC: VLC media player 2.1.6 Rincewind (revision 2.1.6-0-gea01d28) [0x2100668] pulse audio output error: PulseAudio server ...
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1answer
15 views

Stream audio using Pulseaudio server using ubuntu 14.04 desktop

I have a desktop and a laptop running desktop ubuntu 14.04 LTS. I want to use my desktop to stream audio to my laptop. I installed paprefs on both machines. I also installed pavucontrol on both ...
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2answers
31 views

How can I fix having to type alsa force-reload after each startup?

A while ago, I made some large update to my 15.10 that caused the sound to not work, such as in the question: No sound after startup, have to alsa force-reload. The accepted answer links to this ...
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1answer
17 views

Pulseaudio process is not starting

I have an issue with pulseaudio after replacing the motherboard the process is not starting can't even get to Sound Settings. The sound is working though I asume using alsa currently. How do I get it ...
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0answers
10 views

Surround sound with Pulseaduio

So, I got a 7.1 surround sound headset(USB) and whenever I go to pavucontrol I dont see a profile for 7.1 or 5.1 surround sound. Can anyone help me?