Questions tagged [flatpak]

Flatpak is a cross-distribution packaging format that was originally called xdg-app. While not officially tied to any specific desktop environment or Linux distribution it is best supported by the GNOME desktop environment and Fedora Linux distribution.

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Why is the Breeze theme a flatpak

The Breeze theme is standard installed on Kubuntu 20.04.2. Why is it a flatpak? I want to use flatpaks as little as possible. Is there a Breeze theme just from Canonical that can replace it? Not that ...
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Ubuntu 20.04.3 LTS freezes completely

I got the issue since a couple of days that my Gnome DE or completely Linux freeze. I can every time reproduce it by opening a Yaru Cursor file (e.g. /usr/share/icons/Yaru/cursors/...
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Flatpak doesen't install on kubuntu 22.04 [duplicate]

When I try to install flatpak I get this error Reading package lists... Done Building dependency tree... Done Reading state information... Done Package flatpak is not available, but is referred to by ...
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Ubuntu Updater icon says 3 updates, but can't find any

Muon finds no updates. sudo apt-get dist-upgrade finds no updates. sudo apt-get install -f doesn't do anything. The Ubuntu Updater icon says there are 3 updates, but when it searches for them, it ...
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flatpak has no installtion candidate on ubuntu 22.04 [duplicate]

As i executed sudo apt install flatpak On my live usb booted ubuntu 22.04 The terminal throws the error message as follows Package flatpak is not available, but is referred to by another package. ...
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How to start a Flatpak app minimized to tray in 22.04

I can start a Flatpak app on login, but I would like to start it minimized to the tray flatpak run com.mattermost.Desktop --hidden or flatpak run com.mattermost.Desktop --background or flatpak run ...
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Some Flatpak apps do not display the right Locale/Language on ubuntu 22.04

Flatpak: 1.12.7 Ubuntu: 22.04 Hi. My locales are not respected on SOME flatpak apps. My system has both English and French locales installed. [Steps to reproduce] Install Rhythmbox with flatpak ...
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How to apply system theme to flatpak apps that use GTK4?

I use one of default themes - Yaru-dark Gtk Theme. I installed it via flatpak as well. The application id is org.gtk.Gtk3theme.Yaru-dark. Some apps that I installed via flatpak follow it, but others ...
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Adjust mousepointer in Firefox Flatpak

How do I get the same mousepointer in Firefox (Flatpak) as in my Kubuntu 20.04.2 OS. The one in Firefox (Flatpak) is a little black pointer, while in Firefox (Canonical) it is the same as in my OS. (...
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Unable to remove a ppa, which doesn't support my Ubuntu's version. ppa-purge isn't working too

I added a flatpak ppa repository which doesn't supports my ubuntu's version (21.10). How to delete it from my system? ppa-purge is also not working in this case: $ sudo ppa-purge ppa:flatpak/stable [...
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Amberol player not working after restart

after reading about Amberol (here) I installed it as directed on the website. I had to install flatpak and the instructions were not actually correct by not mentioning that. After installation I ...
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Where are all ppa repositories, apps, and xfce settings saved

I need to reinstall xubuntu 20.04 and I had already configured my desktop, panels and all my settings and things like that and installed a lot of apps from snap flatpak and apt/apt-get where would ...
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New telegram windows open as I try to open tg channel via link

When I try to open a tg-channel via link in browser (Firefox 98.0), it proceeds to dialog "Choose an app to open this link". Of course I choose TG, and then strange things happens: new, ...
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getting error Error: module pwquality: child process exited with code 1 while building gnome-control-center repository

I m new in GTK development with the meson build system and have built a gnome-control-center repository that is using meson build system and built-in c on my system's virtual machine but on a VPS it's ...
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Flatpak and Snap apps open vscode instead of the file manager

I am running Kubuntu 20.04 and Flatpak 1.6.5. Dolphin is my default File Manager when I open a directory from a Flatpak app such as DropBox or Cryptomator, it opens it in Visual Studio Code instead ...
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Dependency problems - probably from flatpak

I installed a flatpak so I could use the new version of Kcalc on kubuntu 18.04. (It has calculation history now which rocks!) (I know ... I'm going to upgrade kubuntu as soon as I can.) Everything ...
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Is it possible to update flatpaks with the "Software Updater"?

Currently, when I want to update my flatpaks I have to open the gnome software center and look for updates there. My other software (apt, snaps) are updated by the "Software Updater", aka ...
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Replacing snap with flatpak. What will happen when I upgrade?

I'm considering replacing snap with flatpak. What happens during a version upgrade of Ubuntu? Is the Ubuntu upgrade programmed to reinstall snap and what is the risk of pinning or holding snap from ...
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Atom Flatpak using sandboxed runtimes and executables in package settings

I'm using the flatpak version of Atom. I want to install a linting package for PHP, so that code errors are easier to spot. However it requires access to the php binary. Now since this is a Flatpak, ...
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Flatpak uninstall fails: assertion failed: (commit != NULL)

I installed PeaZip using Flatpak: $ flatpak install flathub io.github.peazip.PeaZip Looking for matches… Remote ‘flathub’ found in multiple installations: 1) system 2) user Which do you want ...
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Flatpak command in crontab do nothing on Ubuntu 21.10

I've the following command in my crontab to make automatic backups using FreeFileSync. It was working just fine on Ubuntu 20.04 but I've noticed it doesn't work anymore on Ubuntu 21.10. 30 12 * * * ...
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Make Ubuntu Software Center the default manager again

I followed a guide for adding Flatpak support to Ubuntu but now GNOME Software, needed for actually installing the programs, has become the default software manager so, for example, if I click an app'...
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flatpak fails, seemingly entirely

EDIT (Jan 11): I found "my" workaround (with apologies that it won't help others with the same problem). The tar.gz distro of the software I want to run works fine, out of the box, on my old ...
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How to create a wrapper script for the Flatpak version of Octave, to avoid the long command flatpak run org.octave.Octave?

In the apt version of octave, I can use the command octave script.m to execute the file script.m. Similarly flatpak run org.octave.Octave script.m works too. However, to avoid the long command flatpak ...
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Qt5.15 FileDialog not working well in Flatpak

I'm using QtQuick 5.15 and I'm implementing a file dialog with FileDialog in my QML file. It works well outside the sandbox, but it is not working in the the sandbox. The file I choose is not passed ...
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Libreoffice Snap doesn't have Hebrew Locale [duplicate]

Installing latest candidate snap package of Libreoffice (latest/candidate 7.2.4.1) within Ubuntu 20.04.3 LTS doesn't show many languages, e.g. Hebrew When installing the Flatpak version (7.2.4.1) or ...
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Difference between the two Flatpak backends available in apt for Plasma Discover? Is there a problem from Installing both?

So basically I wanted to add Flatpak support to Discover and I came up with these two different Apt commands sudo apt install plasma-discover-flatpak-backend sudo apt install plasma-discover-backend-...
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2 votes
2 answers
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How to open an image with a flatpak image viewer application using terminal commands?

I'm using Ubuntu 21.10 and uninstalled the GNOME's default image viewer (eog). I installed the gThumb image viewer flatpak app instead. What i want to achieve - What terminal commands should i use to ...
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Adding specific lib to flatpak runtime

I'm using OBS Studio installed using Flatpak. One of my installed plugins requires additional library installed on system. Can I make that Flatpak sees this specific lib file somehow?
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Chromium crashes when opening multiple YouTube tabs?

I'm using Chromium Browser (93.0.4577.82 -- Flatpak) on Ubuntu 20.04, and recently I've noticed that the browser constantly crashes under this specific scenario: Open Chromium and open a new ...
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Flatpak Desktray Icons

I have three different Flatpak images running on Ubuntu Budgie, which are Remmina, Clementine Music Player and Strawberry Music Player. When they are open, they icons do not show up on the desktop ...
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Webcam is flipped upside down in Asus, how to run MS Teams via LD_PRELOAD v4l1compat.so?

My webcam is flipped upside down in Asus K52. A year ago there was a working solution to make Teams Activator with added Exec command leading to Teams through libv4l: Exec=env LD_PRELOAD=/usr/lib/...
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How to configure certain apps to always run in full screen?

Spotify (flatpak) after some updated stopped starting in full screen even with the Tile Window activated. I tried adding --window --maximize to the desktop entry, but it's not working: Exec=/usr/bin/...
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Import TB Profile from Apt TB78 to FlatpakTB91

I want to change from apt installed Thunderbird 78 to flatpak install Thunderbird 91. What is the most efficient way to get my Thunderbird 78 profile to become my default flatpak Thunderbird 91 ...
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2 votes
1 answer
1k views

How do I install and migrate to the official Firefox flatpak?

I would like to install Firefox via Flathub while ensuring that I am using an official build from Mozilla and not a repackage/PPA.
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Trying to run a flatpak install of Plex Media Player and it instantly closes

If I click on the icon in the app launcher PMP briefly flashes open but closes straight away. If I run flatpak run tv.plex.PlexMediaPlayer in the terminal PMP briefly flashes open and closes and I get ...
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Where is the man or manpage for a flatpak application?

How would I read the man page for calibre when it's installed from flatpak as below? nicholas@gondor:~$ nicholas@gondor:~$ flatpak info com.calibre_ebook.calibre calibre - The one stop solution to ...
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flatpak calibre: Cannot read from /home/nicholas/in.epub (permissions?)

Looking to convert an epub to mobi with calibre: nicholas@gondor:~/ebooks$ nicholas@gondor:~/ebooks$ flatpak --command="sh" run com.calibre_ebook.calibre -c "ebook-convert ~/in.epub ~/...
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2 votes
3 answers
283 views

How to run or execute the ebook-convert script from a flatpak install of calibre?

Where and how can I run the ebook-convert script for calibre from the console? nicholas@gondor:~$ nicholas@gondor:~$ flatpak info com.calibre_ebook.calibre calibre - The one stop solution to all ...
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2 votes
1 answer
221 views

Flatpak apps do not detect headphone microphone

Flatpak apps such as Skype or Zoom do not detect my headphone microphone. If I start them with my headphones plugged in no microphone is detected, whereas if the headphones are unplugged the built-in ...
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1 vote
1 answer
1k views

How to install a previous version of Gimp with Flatpak on Ubuntu 20.04?

I'm on stock Ubuntu 20.04.2, and I have managed to install the latest / current Gimp with Flatpak: it was the 2.10.24 version at the time. However, there are a few issues with the 2.10 line that I can'...
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404 Not Found [IP: ...]

Obj:7 http://ppa.launchpad.net/lutris-team/lutris/ubuntu hirsute InRelease Obj:8 http://co.archive.ubuntu.com/ubuntu hirsute-backports InRelease Err:9 http://ppa.launchpad.net/alexlarsson/flatpak/...
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2 votes
3 answers
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Flatpak does not update its apps when run via cron

This simple script runs correctly when launched manually: #!/bin/sh flatpak -y update 2>&1 >> ~/cron/cron-flatpak.log When run with 00 07 * * * sh ~/cron/cron-flatpak.sh (same regular ...
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9 votes
3 answers
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Does the installation of GNOME 40 flatpak apps slow down a 20.04 system significantly?

I have installed Geary, Calendar, Notes/Bijiben (all GNOME version 40) and some other applications as flatpaks via flathub.org. When executing flatpak list it shows the GNOME Application Platform ...
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2 votes
0 answers
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Flatpak app indicators not showing in top panel

Under the GNOME desktop, app indicators for applications installed as Flatpaks are not showing up in the top panel. App indicators for applications installed as Snaps, as well as through APT, show ...
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How to fix: Could not connect to the IPFS API (InterPlanetary File System)?

Just getting started with the IPFS (InterPlanetary File System), and looking to serve index.html locally and through the IPFS generally. Running the daemon returns: Initializing daemon... go-ipfs ...
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1 answer
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How to lanuch Visual Studio code when installed through flatpak?

Running flatpak list shows: Visual Studio Code com.visualstudio.code 1.55.1-1617807524 stable system but how is that application launched? (The search ...
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3 votes
1 answer
173 views

Assign flatpak run org.chromium.Chromium to an alias

I am using https://www.cypress.io/ for react components e2e testing. The CypressJS could not detect the installed Chromium on my computer, because I have installed it with flatpark. One of the ...
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2 votes
1 answer
84 views

Flatpak: total used space on harddisk?

can the totally used storage space on harddisk (ubuntu 20.04) used by all flatpak files be shown by using this command? du -hc /var/lib/flatpak/* If not, what would be an appropriate command? ...
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Flatpak installation contradiction? [duplicate]

After believing that I had installed flatpak successfully on Ubuntu 20.04, when I tried to install a package on it, I eventually received an error message telling me that I needed the latest version ...
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