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Questions tagged [jack]

JACK is a low-latency sound server, allowing multiple applications to connect to one audio device, and to share audio between themselves. Many Professional-grade programs (such as Hydrogen and Ardour) on Ubuntu utilize JACK for maximum hardware compatibility and performance.

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Ubuntu studio 24.04 with pipewire (and no studio controls anymore): How do I bridge between pulseaudio and jackd?

Ubuntu studio 24.04 is now using pipewire as it's default sound system. As a consequence the good old "Studio Controls" have been pulled without a working replacement. With that the ability ...
mark_orion's user avatar
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0 answers
53 views

Pipewire conflicts with SPDIF input

Fresh install of Ubuntu Studio 24.04. All hardware and softare worked perfect on 20.04. The soundcard is a M-Audio 1010LT PCI where the SPDIF input is activated with an external ADC. With Pipewire ...
Björn Wetterborg's user avatar
1 vote
0 answers
936 views

24.04 with pulseaudio, jack and cadence instead of pipewire

In 24.04, I'd like to replace how I have things in 22.04. In 22.04 I use Cadence to bridge pulseaudio to jack. Then Reaper and Renoise and other music software run as Jack clients. Running 23.10 (and ...
John Allsup's user avatar
0 votes
1 answer
229 views

Route system sounds to audio interface with PipeWire and JACK as source

I'm a musician and software developer and I'm looking to switch to linux my recording stack. I use Linux for work and Windows for music production/recording and I would love to get rid of Windows and ...
Wooble's user avatar
  • 1
0 votes
1 answer
142 views

No sound on Ubuntustudio 23.1

I have installed Ubuntu Studio 23.1 on my Acer TravelMate. I am so confused after playing with QjackCtrl, pipewire, or true Jackd, etc. that I just don't know anymore. I did a... sudo lspci It found ...
Roger Hills's user avatar
1 vote
0 answers
69 views

Jack not loading all the settings at startup

I can´t make my system recall the whole audio configuration at startup. After playing a lot with Jack, Carla and scripts, I've found this way to make my system (manually) work: Here is a little video ...
Javier Tucat Moreno's user avatar
0 votes
1 answer
80 views

MIDI playback from sequencer extremely distorted

I installed following packages (on Ubuntu 22.04 LTS): sudo apt-get install fluidsynth qsynth qjackctl vlc vlc-plugin-fluidsynth fluid-soundfont-gm fluid-soundfont-gs qtractor When I play a midi file ...
Prokop Hapala's user avatar
0 votes
2 answers
473 views

Is there an Ubuntu MIDI synthesizer program which takes MIDI input and plays to current audio output without complex setup?

I have an old M-audio KeyRig 49 USB keyboard. I know that it works with the following test: $ aconnect -i client 0: 'System' [type=kernel] 0 'Timer ' 1 'Announce ' client 14: ...
Lars Ericson's user avatar
0 votes
0 answers
29 views

Volume decreases as soon as I start Jack

I am using Reaper and other music software on Ubuntu 23.04 that require Jack. As long as my PulseAudio is active, I hear music at a high (normal) volume. As soon as I start Jack, the volume drops, and ...
TakeMeToTheMoon's user avatar
0 votes
0 answers
65 views

Qjackctl Play Button doesn't work with external MIDI device

I use Ubuntu Studio 22.04.3 LTS. Also, I use Jack Audio Connection Kit. I have an Alesis Q88 MKII MIDI keyboard controller and it works so fine with my computer. But... This device has transport ...
Juan's user avatar
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distortion using Elektron Syntakt as an audio interface

I'm having a strange problem trying to use an Elektron Syntakt as an audio interface via USB. The thing is that this worked without any problems or special configuration in Ubuntu Studio 22.04, but ...
joanq's user avatar
  • 101
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0 answers
69 views

Connect SPDIF digital input to PCM output using JACK

I'm using an external soundcard (Aureon 7.1 USB). On that soundcard, I receive audio on a digital SPDIF input, and I'd like to reroute that audio to 5.1 PCM output on that same card. I'm trying to use ...
Corentin M's user avatar
0 votes
1 answer
231 views

Getting Apple T2 Audio to work with JACK

The machine in question is a Macbook Pro 16,2(16 inch, 2019). I'm trying to start JACK server on that so that I could use MIDI and have audio the same time in Ardour. So far stuffs I have tried: In ...
Herman He's user avatar
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0 answers
109 views

Guitar connection to ACER

my Acer laptop only has one 3.5 jack. When trying to connect to it as a line input, a number of problems arose. The laptop offers to define the equipment as either a headset or headphones, but not as ...
Михаил Дмитриев's user avatar
1 vote
0 answers
190 views

How can I decrease the latency to a usable level when I record in Ubuntu Studio?

I'm having some difficulty smoothing out the latency issues with the newest version of Ubuntu Studio. I'm using Ubuntu Studio Controls to set configure JACK. The smallest buffer size I can get working ...
Zurn's user avatar
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0 answers
301 views

guitar & browser audio at same time

I'm using this guide: https://medium.com/@margitai.i/how-to-set-up-an-open-source-guitar-rig-on-linux-5a5cce7bd916 to try and play bass and listen to play along with youtube videos. When the jack ...
hmcooky's user avatar
-2 votes
1 answer
2k views

ALSAMIXER cannot start - ALSA lib dlmisc.c:337:(snd_dlobj_cache_get0) Cannot open shared library libasound_module_ctl_pipewire.so

Reverted to plain Jack2 and PulseAudio bridge after having SEVERE XRUNS problems with Pipewire compared to the legacy drivers ON THE SAME HARDWARE. Suddenly yesterday the Focusrite Gen 1 18i20 that I ...
Bug's user avatar
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1 vote
1 answer
2k views

How to develop and run jack applications under pipewire correctly

I have just installed 22.10 and I am trying to setup my jack environment properly. Run: one needs to install pipewire-jack and then execute via pw-jack my-application. Develop: I need to install jack....
Andrea's user avatar
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2 votes
1 answer
745 views

Ubuntu Studio Multichannel and Jack

This is with a new install of Ubuntu Studio 22.04 It has always been a challenge to get Firewire multichannel interfaces working in Linux using qjackctl, and this was the first time of trying with the ...
RML's user avatar
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0 answers
439 views

Studio Controls does not work on Ubuntu Studio

For quite some time the Studio Controls (2.3.1) app hasn't been able to start Jack. This started with some Ubuntu Studio upgrade. I think the two latest versions have acted like this. I'm now running ...
Kim's user avatar
  • 1
1 vote
2 answers
2k views

Jack Audio application won't start under pipewire

Jack applications are refusing to make sound. For example, trying to sart the SuperCollider server gets the error ATTENTION: The playback device "hw:PCH" is already in use. Please stop the ...
les_h's user avatar
  • 354
0 votes
1 answer
297 views

Ubuntu Studio 22.04: Carla 2.4.2 does not save positions in the patchbay

I have a set of plugins that do a pretty good job for what I need, but fairly often, I need to manually re-patch the raw inputs and/or final outputs, usually because I'm using different devices. Not ...
AaronD's user avatar
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1 answer
224 views

I use ubuntu studio 22.04. JACK crashes when some application attempts to access audio

I am an experienced user of ubuntu studio. I maintain about 25 machines with it installed. I have 22.04. On one machine only, JACK crashes when an application attempts access. aplay for the specified ...
Cangarus Oz's user avatar
1 vote
1 answer
34 views

Where has thre ALSA tab gone in my QJackdctl?

I have no ALSA tab anymore in my QJackdctl. I am trying with copious amounts of failure to get output from my midi keyboard on Ubuntu. After playing around a bit (clicking a few options, following ...
Studi's user avatar
  • 131
0 votes
1 answer
74 views

mic off white noise

Hi I have mic + mixer + jack and xlr; and when I off the mic I have white noise, and when I on the mic I have an electronic noise. Do you know how to solved that ? I found only this topic : Noise ...
renaultdixneuf's user avatar
0 votes
0 answers
25 views

How to I fix sound issues on the 3mm jack?

So I have the latest distribution of Ubuntu, but even on previous versions, when I plug a headset into the 3mm jack, I get no sound, and as much trouble shooting as I try on my own, I am unable to ...
Carmelo Rosario III's user avatar
0 votes
0 answers
894 views

How can I setup ubuntu to use my mixer/audio interface?

I'm new to linux so I don't really know how to use my external audio interface (Zoom L-8 Mixer) thru usb, the only output/input option on my settings is my internal audio card. I would really ...
PNKK's user avatar
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0 votes
1 answer
878 views

How do I reset my audio settings to default?

I have been using Ubuntu Studio for about 2 years and I love it. Everything has been working fine until recently. I was using Jack for most things, but then I discovered I didn't really need it so I ...
fuzzyp's user avatar
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1 vote
1 answer
220 views

How to disable package updates from a source while enabling updates from others?

I am currently using jackd2 version 1.9.19~dfsg-2ubuntu1 from the jack2 ppa (https://launchpad.net/ubuntu/+source/jackd2/1.9.19~dfsg-2ubuntu1). However, apt really wants to update from the kxstudio ...
Rain's user avatar
  • 13
0 votes
0 answers
194 views

HDMI output missing from JACK

I'm trying to take advantage of the HDMI audio output on my video card within JACK, but the HDMI output device doesn't appear within JACK. I've created a zip file full of documentation, which you can ...
scott8035's user avatar
  • 101
-1 votes
1 answer
711 views

No sound/playback when JACK bridge is on

i want to use JACK(Cadence) to get my system sound output into PROCESSING(the JAVA language) to process it there with MINIM. But i can't even setup JACK. When I start it I can't play any media at all -...
CrackbuddyMethusalem's user avatar
0 votes
1 answer
827 views

how to install qjackctl-0.9.6 from source

i am on ubuntu 20.04.3.tried to install qjackctl-0.9.6 (latest version) from source following instructions as given in https://qjackctl.sourceforge.io/ got the following errors: mee@mee-Inspiron-3543:...
brane stormer's user avatar
2 votes
2 answers
1k views

Graphics Issue Since Update, Kubuntu Plasma, Seems Worse With Greater System Resource Use

I recently had a big update to my system. Ever since, I've been having issues with my graphics, especially when the machine is under a heavier workload. I have a fast processor and lots of RAM and had ...
Royan's user avatar
  • 157
0 votes
0 answers
245 views

JACK does not start from the Studio app after Ubuntu Studio 21.04->21.10

I upgraded from Ubuntu Studio 21.04 to 21.10, and now the Studio Control app can't start JACK. I have a Behringer UMC 1820 interface, and I've been also using a Native Instruments Audio 2 DJ interface ...
Kim's user avatar
  • 1
1 vote
1 answer
643 views

Midi not Working after installing Jack

I am currently trying to run FlStudio 20 (with the help of wine64) on Ubuntu 21.10. Its mostly working surprisingly good. The Only Problem I am unable to solve Is my Audio & Midi. With the basic ...
Freddi's user avatar
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3 votes
0 answers
612 views

Ubuntu Studio controls do not start JACK

I've been using Ubuntu Studio 21.04 for a couple of months and so far so good. I've been able to use Reaper on my Lenovo Flex 5 laptop and the internal soundcard with no problem, both with JACK and ...
Tarrasque's user avatar
0 votes
2 answers
440 views

JACK audio severe clipping distortion on ubuntu 5.11* with Ubuntu Studio & REALTEK ALC298 Built-in Audio

I recently installed Kubuntu 20.04 on a new Razer Blade 15 (mid-2021) with built-in audio card Realtek ALC298. Everything has been working pretty well audio-wise, with PulseAudio working perfectly ...
Reu's user avatar
  • 3
0 votes
2 answers
1k views

Why is my sound extremely distorted in Ubuntu Studio 21.10?

Audio is extremely distorted in Ubuntu Studio 21.10 using JACK on my Lenovo Thinkpad P15v Gen 2, using the built-in Intel Tiger Lake audio hardware. It appears that all sound on the system is affected;...
Lou Hannoe's user avatar
1 vote
1 answer
1k views

guitarix can't connect to qjackctl on ubuntu 21.10

yesterday I upgraded my ubuntu to 21.10 and it seems first bug found - guitarix can't connect to qjack this is error in terminal when starting guitarix (qjack running): Cannot mmap shm segment /jack-...
orange's user avatar
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1 vote
2 answers
327 views

Audio Distortion Ubuntu Studio using Jack Audio

I just installed Ubuntu Studio on a newly purchased laptop. A Lenovo flex 5 14. There is an issue when using programs like hydrogen or ardour. The audio coming from the mixdown is very distorted. I ...
Anthony Matarazzo's user avatar
0 votes
0 answers
238 views

When using jackd audio and internal soundcard, sound is way too loud and gets clipped into noise

when using standard pulseaudio, my laptop plays audio just fine on both headphones and speakers. However some applications require jack, and although I can start jack fine I can not get sound with it ...
kaosbeat's user avatar
0 votes
1 answer
179 views

LMMS isn't starting on raspberry pi 4b runing Ubuntu 21.04

It started two or three days ago. I installed ubuntu 21.04 on my raspberry pi 4b, and installed lmms on it. It worked well enough, but one day, I tried switching from pulseaudio to jackd2 as the audio ...
Random-Ubuntu-User's user avatar
1 vote
0 answers
459 views

Studio Controls v2.2.1-0 does not execute in Ubuntu Studio 20.04.3

For the past few weeks Studio Controls v2.2.1-0 has failed to execute in Ubuntu Studio 20.04.3. The backports ppa is enabled. Jack appears not to be running. I still have sound (from Pulse Audio?) but ...
Chris's user avatar
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1 vote
0 answers
376 views

Why doesn't the audo utility "jack" show codecs which are installed?

When starting up jack with the command hdajackretask the GUI reports that there aren't any codecs for recording audio. Off the top of my head, this seems nonsensical as I'm using Text Now and other ...
Nicholas Saunders's user avatar
0 votes
0 answers
1k views

Ubuntu 20.04 doesn't recognize front audio jack

On my PC I have two audio jacks - rear and front. Rear works good and without any problem. And connected to the audiocard straightly. The front jack connected to the audiocard trough motherboard via ...
Alexey Khachatryan's user avatar
1 vote
1 answer
145 views

Ubuntu Studio: Record from multiple remote locations (give applications Jack audio plugs?)

I am an intermediate Linux user but new to Ubuntu Studio and Jack Audio. I use Ubuntu Studio to make a weekly podcast. My co-host in in other part of the world and we converse over Discord. I use ...
Richard P's user avatar
1 vote
0 answers
172 views

In JACK-Connnections, Yamaha AG06 Interface is listet as ALSA-MIDI not as Audio

After programming my Behringer FCB1010 FootController using a Midi-USB-Interface, JackCtl now lists my Yamaha AG06 as a ALSA-MIDI device but AG06 is an audio-interface. Why is this detected wrong and ...
UliG's user avatar
  • 11
1 vote
0 answers
52 views

Ubuntustudio lost sound

I have UbuntuStudio dual boot with Windows 10 on a Dell Inspiron 5490 laptop. Audio worked fine for some months, but suddenly all I get in my session (my user) is a dummy audio output. Other user ...
Ivo Eduardo's user avatar
1 vote
0 answers
450 views

Trying to install Cadence JACK audio toolbox and I keep getting sent to MATLAB inferface configuration

Okay I've been trying to install Cadence Jack audio toolbox for a couple days now and I've finally had enough every time I try to run the repository seen on KXStudio's website: sudo apt-get install ...
DDECE88's user avatar
  • 11
0 votes
1 answer
173 views

pulseaudio, replaced by jackd on demand only

I've rediscovered jackd, because I have to ... to use bitwig. I would like to have a setup like this: only pulseaudio running when everythign goes normal, ie office work, etc., as for me it seems ...
benzkji's user avatar
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