Questions tagged [kubuntu]
Kubuntu is the official Ubuntu derivative using the KDE Plasma Desktop. Use this tag only for questions that are Kubuntu specific. Questions for Kubuntu are probably better asked at http://askubuntu.com/, the stackexchange site for Ubuntu.
311
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Mesa OpenGL Drivers not Being Appropriately Used
I am setting up a somewhat but not super old laptop (4ish years) and am having an issue with OpenGL. WHen launching programs that use modern OpenGL like Kitty, I get errors such as the following:
[0....
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5
votes
2
answers
867
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How do I use LUKS encrypted partitions with Kubuntu 24.04 installation?
I am trying to install Kubuntu 24.04 with manual partitioning. I have created primary partitions for EFI and boot, and an encrypted partition with logical volumes for swap, root, and home.
Previously,...
- 161
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85
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Lenovo touchpad becomes very slow in random intervals on Kubuntu
I just installed a fresh Kubuntu on my Ideapad 3. The touchpad was working fine but then after a while, I noticed it became very slow and hard to move in random instances and then it went back to ...
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27
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Ctrl-= in terminal mode
In Emacs, I have bound Ctrl-= to a custom function.
What is strange is that when I run Emacs in a terminal, hitting Ctrl-= just enters an equal sign and does not execute this custom function. In a GUI ...
- 211
1
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1
answer
37
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Plasma 5.27.8 Microsoft keyboard switch expression key to right ctrl
I have a Microsoft Designer Compact Keyboard. I recently installed Kubuntu and wanted to use the "expression key" key as a right ctrl. In windows it was a simple solution, changing the key ...
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75
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Can’t set up 4K resolution on new PC after cloning Linux Kubuntu SSD from laptop with Clonezilla
SOLVED! THE REAL PROBLEM WAS MY HARDWARE:
I tried running Kubuntu in a live environment through my USB and I had the same problem (and in the windows setup then as well, but I didn't notice). After ...
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0
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126
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Can I install latest Kubuntu (23.10) on top of dual boot with Windows with old Kubuntu version (13.10)?
I have a dual boot PC with old versions of Kubuntu and Windows installed.
I can't upgrade Windows but I can/want to upgrade Kubuntu.
The Kubuntu installed version:
Kubuntu version: 13.10
Qt Version: 4....
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-1
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1
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136
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Do these hardware specs support Linux working system? [closed]
I have a PC with the following specs:
Processor: AMD Phenom II x6 1055T Processor, 2800 Mhz, 6 Core(s), 6 Logical Processors
RAM: 6GB
Motherboard: Gigabyte Technology GA-890-FXA-UD5
Adapter: ATI ...
- 1,421
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0
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68
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KUbuntu / Windows 10 dual-boot issues
I have installed KUbuntu on my computer, along with GRUB.
I however am facing a persisting issue: whenever I boot into KUbuntu, when I shut down and boot my computer back up, I get immediately booted ...
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0
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210
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Quizzical bluetooth boot error on Linux 6.5 kernel
I recently upgraded the kernel on my KUbuntu 22.04 desktop machine to version 6.5.0-14. It now will not boot successfully to the default kernel, with the error message:
[5.something-something] ...
- 323
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2
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598
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How to choose between cold and warm reboot when using the reboot command?
Wikipedia makes a difference between cold and warm rebooting.
So when using the reboot command on Linux how to choose between warm and cold reboot?
Edit: Wikipedia mentions a third reboot mode on ...
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1
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81
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Strange boot issue installing KUbuntu
So, I've installed Linux many times in the past, generally from a liveUSB, as I'm using now. It's a 32 GB SamData SD101, on USB 2.0. (Probably excessive for an installer, but it's what I had on hand ...
- 323
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2
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529
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Kubuntu not shutting down
I just built a workstation that is running Kubuntu 23.10 (Kubuntu is basically Ubuntu + KDE Plasma desktop) with the 6.5.0-14-generic kernel.
Specs: ASUS Pro WS WRX80e-sage SE Wifi ii motherboard; ...
- 151
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42
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How to apply same settings for Yakuake and Konsole flatpak?
I attempted to install Yakuake and Konsole using Flatpak due to issues with the default installation, which produced garbled output and occasional blank lines, resulting in inconsistency. After ...
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2
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156
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Kubuntu crashes randomly (Kali too)
I have installed Kubuntu and then uninstalled it because I noticed that from time to time, it freezes and I have to reboot every time.
I thought maybe there was a problem with my distribution
so I ...
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1
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594
views
How do I resolve this GStreamer codec update fault?
I recently installed KUbuntu on a Lenovo Ideapad laptop. It's functioning fine aside from a problem that came up with a recent update—after updating all packages, three remained:
GStreamer Multimedia ...
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3
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1
answer
862
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Open Konsole terminal always in split view
I am using Konsole (the default terminal) in Kubuntu.
I am aware that I can split Konsole using SHIFT + CTRL + 0.
I would like Konsole to automatically split by default every time I launch it.
I have ...
- 133
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0
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94
views
`md(4)` command turns screen on when it starts or stops checking the arrays
Every time md (or is it mdcheck?) performs a RAID check or pauses/continues it, the screen of my device turns on.
These are the relevant syslog entries, the screen turned on at 6:15:
Jul 4 06:11:25 ...
- 887
0
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0
answers
790
views
FortiVPN Route Add Failure
I am running Kubuntu 23.04 with the latest public version of FortiClient (7.0.7.0246) which can be obtained via the website, here. I have configured the product to connect to my IP VPN, which worked ...
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1
answer
76
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[kubuntu]Two-line title for taskbar windows
Sorry for my English.
I am using Kubuntu 20.04.
After a recent update, the taskbar windows titles were displayed in 2 lines as in the screenshot below:
This is convenient for me. But after another (...
- 131
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0
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56
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External NVMe slow once?
I’ve bought an external NVMe and the first time I’ve tried to copy a (large) folder it was super slow.
I’ve immediately thought of some defects but smartctl doesn’t report anything wrong, then I’ve ...
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480
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.desktop files for packages installed using Nix are broken
I've recently installed Filezilla and Keepass using Nix on Kubuntu 22.10 and symlinked my ~/.nix-profile/share/applications to /usr/share/applications, so that the apps appear in the application menu.
...
2
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answers
228
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Kubuntu freezing for no apparent reason - xdg-desktop-portal-kde[2594]
Kubuntu is crashing on seemingly random occasions about once a week.
After a crash
journalctl -b -1 -e
shows the following events:
xdg-desktop-portal-kde[2594]: xdp-kde-background: GetAppState called:...
- 21
2
votes
2
answers
1k
views
Kde plasma freezes unexpectedly
I have Kubuntu 22.04.2 LTS. Last few weeks KDE started to 'freeze' occasionally. Is this a known issue? Is there any way how I can gracefully close/restart just the UI from terminal?
But most ...
- 121
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1
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505
views
How do I upgrade Kate editor to the latest version in Kubuntu 20.04?
I am running Kubuntu 20.04 with Kate editor pre-installed through Discover software center. Recently I've noticed, that the version of Kate I have is not the latest version available.
Latest available ...
2
votes
1
answer
493
views
connect to public Wifi with Kubuntu
When I want to log into a public Wifi with my Android phone, I get a notification to register for this Wifi, then it opens my default browser, where I have to agree to the terms of service.
If I try ...
- 21
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votes
1
answer
207
views
I need to activate tap to click on a Lenovo E525
I want to activate tap to click on my Lenovo e525 trackpad using libinput.
I have list-devices saying that its not activated.
I'm on Kubuntu 22.04.
How do I do this?
- 101
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847
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How to enabling big_writes option during mounting of ntfs drives in kubuntu 22.10
During copying of big files i am suffering from high cpu usage. I read multiple linux forums saying adding big_writes flag during mount of ntfs drives results is less cpu usage.
Below is my ...
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0
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539
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Laptop & External monitor issues
Expected behavior:
plug in an HDMI cable to my laptop and use external monitor.
What I need help with:
How can I ensure I don't bork a fresh install trying to get my nvidia graphics card to play nice ...
0
votes
1
answer
112
views
How to disable PyCharm pending snap update notifications?
I often see messages from snapd indicating that PyCharm has an upcoming update (see example attached below), and I'd like to prevent these from appearing on my desktop.
PyCharm is the only application ...
- 133
2
votes
1
answer
624
views
Is it possible to use hibernation with secure boot, when using a swapfile on an encrypted root partition?
I'm on Kubuntu 22.10. Given I'm installing onto a laptop with no S3 sleep support, having hibernate, secure boot, and an encrypted drive are 3 things that are pretty desirable. Is it at all possible ...
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410
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Installed Ubuntu 22.04.1 on NVME disk and then previous Ubuntu on SSD disk won't start
How to fix the problem in topic? The latest installation was done from a USB stick using boot option in BIOS saying UEFI for the USB stick
Both Ubuntu installations are Kubuntu 22.04.1.
update-grub:
...
- 259
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votes
1
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25
views
Procedurally renaming files in Ubuntu [duplicate]
I have a bunch of files names topic1.pdf, topic2.pdf, ... which I want to rename to newName1.pdf, ... is there any way this can be done 'neatly' as in something like
$ mv topic*.pdf newName*.pdf?
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1
answer
145
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Make (`ocrmypdf`) command run in terminal AND include input name in that of the output
I have this line inside a Dolphin service-menu file that contains many other commands for PDF processing:
Exec=bash -c 'f="%u"; ocrmypdf "$f" "${f%.pdf}_ocr.pdf";'
It ...
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2
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1
answer
1k
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curl: option --connect-timeout: expected a proper numerical parameter
Update: This was a bug which got fixed with version 7.87.0 https://github.com/curl/curl/commit/975efec61b83b840cf18ab2ee23b9202c60ca8a7
The accepted answer is still valid for prior versions, but it ...
- 887
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1
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183
views
Kubuntu takes a long time to boot
Checked on many places, and no solution satisfied me, so giving out the info I believe that should help to know the issue. Thanks in advanced:
$systemd-analyze
Startup finished in 4.424s (firmware) + ...
0
votes
1
answer
514
views
Symlinks from /home subdirs to mount drive break on reboot
My Kubuntu workstation has an SSD and an HDD. The SSD contains the Kubuntu installation, while I would like to use the HDD for general storage where drive speed is not a concern.
I have the HDD ...
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0
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88
views
Deleted nvidia drivers and reinstalled, now plasma wont open
For some silly reason I did sudo apt-get remove nvidia-* cuda-*
Reinstalled the bash script from vnidias website for new drivers
Rebooted
Now kde plasma wont open
If I try kstart5 plasmashell i get ...
- 207
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votes
1
answer
1k
views
Kubuntu 21.10 -> 22.04 upgrade fails due to missing release file, 404 not found for impish-security Release, etc
I have attempted to upgrade my Kubuntu from 21.10 to 22.04. When I try via the GUI I get this error:
I have tried to do an update/upgrade using the command line, with an EOL message:
$ sudo do-...
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2
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1
answer
472
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Stuck at booting after upgrading
My GPU is NVIDIA - GeForce RTX 3090 Ti, and the OS is Ubuntu 18.04.
As my code didn’t work, I checked the versions of python, pytorch, cuda, and cudnn.
Python: 3.6
torch. version : 1.4.0
torch....
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4
votes
1
answer
670
views
What is 'csd-media-keys' and why does it block my sleep mode?
After the most recent upgrade, my laptop does not enter suspend mode anymore. With
$pm-suspend
it seems to start suspending but the power button never turns off.
I have read about inhibitors, and ...
- 213
3
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0
answers
4k
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i915 driver issue on kubuntu 22.04 with Intel Xe (TigerLake) graphics
I am experiencing issues with rendering in Kubuntu 22.04 after an update of various packages. The issue is that in booting with the i915 driver, the plasma task bar and also other items using direct ...
- 135
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2
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650
views
Getting an SCSI scanner to work with a USB-to-serial adapter under Linux Kubuntu?
I hope that someone can help me get my old and beloved Heidelberg scanner to work under Linux Kubuntu -- or at least help me locate possible problems.
The situation is as follows: I have an old SCSI ...
- 123
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2
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506
views
Changed name of user, but File Manager always open to home dir of old username
Ubuntu KDE 22.04.1 (Kubuntu)
I changed a user's name from john to dave. I did so using
sudo usermod -l dave -m -d /home/dave john
After making the change, I restarted the machine. At first glance, ...
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0
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3k
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Why does KDE feel extremely slow on my PC?
I've tried reading a lot about this issue but can not figure out why kde must be extremely slow, slower than windows on my PC. I use a laptop with 8th gen i5, 8gb ram and HDD(No SSD) and I am running ...
- 13
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0
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378
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how to restore default kde kwin on cmd?
yesterday I restarted my Kubuntu 22.04 machine and now I have a problem. Normaly my login screen looks like this:
I am not 100% sure, but I changed nothing after installation, so i think its kwin. ...
0
votes
1
answer
16
views
Invoking remote apps with Kubuntu GUI?
Most apps run fine on the user's local system. but there are few that need to be on a remote server for performance or licencing issues.
For some user's they just use a terminal emulator:
ssh -X ...
- 3,694
2
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0
answers
41
views
Limit mouse / pen tablet to a single app (i.e. Krita)
Multi seating use case (Using Kubuntu 22.04.1 / Plasma5) with single display:
Huge 65/4K Desktop Screen with plenty of space
Second mouse/Tablet/Keyboard USB input devices plugged on the same ...
- 131
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votes
1
answer
2k
views
Kubuntu 22.04 won't boot after a clean install
After a clean install of Kubuntu 22.04, I get these messages and computer just hangs infinitely:
[0.149135] x86/cpu: SGX disabled by BIOS
[5.427817] usb 1-6: 1:1: cannot get freq at ep 0x81
[5.440863] ...
0
votes
1
answer
996
views
Browsers redirect from local "index.html"-file to "file:///"-root
I downloaded the website https://www.untools.co/ with
wget --mirror --convert-links https://www.untools.co/
and have respective pages on my filesystem:
When I open untools.co/index.html with Firefox ...
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