Questions tagged [kde5]

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kded taking up X client connections?

So I came up against this error: Can't start applications due to "Maximum number of clients reached" error How can I diagnose/debug "maximum number of clients reached" X errors? ...
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1 answer
64 views

Why does startkde (now startplasma-x11) start python scripts at login?

I previously asked what starts youtube-dl, and got a great tip which helped me discover that it is started by: ... \_/bin/sh /etc/sddm/Xsession /usr/bin/startplasma-x11 \_python /usr/local/...
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60 views

In KDE, can one use 'Save session' to restore, upon reboot, an application that runs under Wine?

I am using Kubuntu 20.04. When I manually save the session (KDE Menu -> Leave -> Save session), some applications are restored upon reboot, and some aren't. For example, PDF-XChange Editor, ...
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26 views

KDE - Launch All Applications to the Screen Where the Mouse-Pointer Currently Resides

In KDE Plasma 5.20.5, how can I set it so that all applications are always launched to the screen where the mouse pointer currently resides?
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How to set KDE 5's Default Web Browser to a Command

In KDE Plasma 5.20.5, I'm trying to set my default web browser to a command. I recall achieving this previously in other KDE Plasma versions, but I don't see a way to achieve this in 5.20.5. When I ...
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KDE5 Akonadi broken "akonadi_maildispatcher_agent" crashed too often and will not be restarted"

After upgrading Debian from 10 to 11, Akonadi and all related services like KMail, etc. are now not working. If I try to create a new IMAP connection in KMail (for example) I get an error. org.kde.pim....
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2 answers
223 views

KDE plasma 5 application menu is not working on multi screen

I have a fresh installation of Arch Linux with KDE plasma. KDE version: 5.23.2 Kernel: 5.10.76-1-lts Graphics server: X11 Graphics driver: nvidia I have 1 external monitor connected to my laptop. ...
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32 views

How can I switch (local) virtual desktops from a VNC fullscreen session?

My goal is to have my local PC apps on desktop 1 and a full-screen VNC remote session on desktop 2. I'm using KDE5 on both, with Ctrl-F1/F2 mapped to the desktops. OS is Tumbleweed if that matters. I ...
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1 vote
1 answer
156 views

KDE Neon Display-setup-script Nvidia Driver alternative

I'm using KDE Neon based on Ubuntu 20.04 latest release version with last KDE on a Asus laptop with AMD Ryzen 4800H and Nvidia RTX 2060. I'm trying to install Nvidia drivers using ubuntu-drivers ...
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2 votes
2 answers
135 views

Sun Type 7 Keyboard + KDE shortcuts: Why does the control center ignore most of the function keys on the left edge?

I've recently equipped my OpenSuSE 15.2 with KDE 5 with a Sun Type 7 keyboard and now would like to use the function keys on its left edge for a variety of system-wide shortcuts. The only issue is ...
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Unable to start plasmashell in Arch Linux

KWin is displaying windows, but the background, panel et cetera are missing. I tried starting plasmashell from Konsole using kstart5 plasmashell But it returns an error message: starting invalid ...
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1 answer
109 views

KDE5 keybind terminal applications

After over one hour trying to figure and set it out, I still can't get a simple keybind to launch a terminal application other than the terminal itself with KDE Plasma 5. I have the terminal bound to ...
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31 views

Tagging in manjaro KDE is not working

I am using Manjaro Linux KDE ornara 21.0.6. I am facing a problem with the tags in manjaro, the tags are not appearing in Dolphin: But when I click with the right button to access the options menu ...
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1 vote
1 answer
420 views

How can I add a desktop environment to FreeBSD and make FreeBSD boot with GUI?

I wanted to try FreeBSD, I was aware FreeBSD doesn't come with a desktop environment by default, and I really would like to use a desktop environment, so I installed one, but it just doesn't work. I ...
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1 vote
2 answers
135 views

How to automatically log out an user in kde?

There are two users in my pc being me (user1) the one with sudo privileges. I want that at 12:00 user2 logs out from his kde session in such a way that he cant prevent it and that all application are ...
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1 answer
1k views

Change Krunner size and position in KDE Plasma 5

Is it possible to change the Krunner position and size? By default it is too close to top edge of the screen and it looks too small:
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1 answer
321 views

KDE startup hangs after openSUSE Tumbleweed update

openSUSE Tumbleweed was running fine until a recent zypper dup update, but now it gets past the disk decryption step and then the KDE startup hangs. A non-blinking cursor just sits at the top-left of ...
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0 answers
47 views

KDE Plasma 5 - where do I check the patterns for the "in an application based on the contents of the URL" setting?

In KDE Plasma 5 (e.g. install Kubuntu 20.04.2): Open "System Settings"; Go "Applications" -> "Default Applications" -> "Web Browser"; There is an "...
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1 vote
1 answer
156 views

KDE plasma update

I have currently KDE plasma 5.14.5 in use, how can I update/upgrade it to the newest? I have Debian 10 installed. Thank you very much.
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2 votes
2 answers
251 views

Error while opening Spectacle

PrntScrn doesn't work and trying to open spectacle window with the command line gives me the following error: $ spectacle spectacle: error while loading shared libraries: libkColorPicker.so.0.1.4: ...
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1 answer
124 views

Customize KDE PlasmaShell task switchers?

I am using the ThumbnailGrid task switcher, which I downloaded through the Configure Desktop > Window Management > Task Switcher interface. However, for my usual number of open windows, often ...
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2 votes
1 answer
1k views

Configure /etc/fstab for external hard drive

In my /etc/fstab I have the line UUID=c99...04c4 /media/myExtDrive ext4 defaults,user,nobootwait 0 0 for my external hard drive. But when I plug it in and try to mount it with the ...
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  • 543
2 votes
0 answers
120 views

KDE 5: KFileDialog is no longer showing recent locations or URLs

I've been using Debian Stretch with KDE Plasma for years. Now I upgraded to Buster, with KDE Plasma 5.14.5. When I want to save a file, e.g. a download, the kdialog window no longer shows previous ...
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1 vote
0 answers
207 views

In Debian, how can I keep X11VNC alive when I open KDE session

Using Debian 9 + X11VNC + KDE5 I have a script in /usr/share/sddm/scripts/Xsetup that runs x11vnc before sddm starts, so I can access the launcher with VNC. My problem is that the VNC connection is ...
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4 votes
2 answers
3k views

KDE/Plasma and large monitor: how to snap windows to 3x3 grid?

Doing a lot of software development I frequently need to see many windows at the same time. Thus I'm frequently arranging windows by dragging them to the left/right edge of the screen to scale them to ...
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8 votes
2 answers
7k views

Disabling KWin compositor from command-line

Is there any way to disable KWin compositing effects from command-line? AFAIK it's possible to disable it via System settings->Hardware->Display and Monitor->Compositor but it requires a KWin ...
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1 vote
1 answer
194 views

KDE | Shortcuts to Open Default Applications?

Is it possible to define global keyboard shortcuts to open default applications? For example, I want to define a shortcut Meta + B to open up the default browser, such that if I ever decide to change ...
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5 votes
1 answer
3k views

KDE Konsole: how to save and restore current session?

KDE Konsole does not have a feature to save the current session (opened tabs, current directory etc.) How can we save/restore the current session?
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2 votes
1 answer
381 views

Nofitication service not available in KDE plasma 5.19 after reboot

I rebooted my system and after logging in , I noticed that the notifications are no longer working correctly .In the notification widget the only thing appears is Notifications are currently provided ...
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1 vote
1 answer
945 views

Installing KDE4 development files in 2020

I want to compile the Oxygen-transparent project which requires KDE4. I've tried building and installing the KDELibs 4 Support package , but still there's no kde4-config in my system. Here's the ...
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1 vote
1 answer
587 views

How to display the KDE system tray icons on LXDE panel?

With KDE, I sometime need to close/kill KDE (plasmashell) to have more available system resources, while doing so I run lxpanel on its own to have a minimal panel while KDE Plasma is closed. This does ...
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0 votes
1 answer
444 views

KDE, per application keyboard shortcut, example: how to customise chrome shortcuts?

In KDE5 how can we use the same shortcut but achieve different action on per active application basis? Example i use F3 in my text editor for find next and i want it to refresh the web page when i am ...
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6 votes
1 answer
34k views

"ModuleNotFoundError: No module named 'apt_pkg'" appears in various commands

I get the following error in various situations, for example when I try to start a package that is not installed: $ tldr Traceback (most recent call last): File "/usr/lib/command-not-...
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  • 321
0 votes
1 answer
99 views

KDE toolbar content dependent on activities

So the developers excluded toolbars from activities and they are uniform among all activities. A lot was written about how they practically killed the idea of activities. But is there any workaround ...
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0 votes
1 answer
48 views

Problem launching application from menu in KDE Gentoo linux

I followed this guide to install Gentoo +systemd+KDE. After booting in gentoo I noticed an unusual behaviour. once booted I can launch applications, only if there are no WiFi connection being used. ...
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2 votes
2 answers
3k views

KDE: Prevent kglobalaccel5 from starting

kglobalaccel5, a keyboard shortcut service, keeps chrashing and taking the whole session down with it. Apparently, it has been unstable for quite a while. I don't really need the shortcuts, so killing ...
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  • 1,572
0 votes
1 answer
5k views

How do I change the login screen in Arch linux?

Well, I currently installed Arch Linux with the Desktop Enviroment KDE Plasma 5. But I don`t like the Login screen, so I want to change it. I installed the display-manager sddm. Does anyone know how ...
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1 vote
1 answer
769 views

Problems with KDE Plasma after upgrading to Debian 10: too bright and glowy, favorites and panel icons are missing

I upgraded from Debian 9 to Debian 10. Problems I had during the upgrade: I couldn't use dolphin during and after the upgrade (it said "Unable to create io-slave. klauncher said: Error loading '/usr/...
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3 votes
1 answer
3k views

Black screen with mouse pointer on boot, KDE Neon

Preface: I have a Lenovo Z50, 4GB RAM. I tried installing KDE Neon 5.15.4 (based on Ubuntu 18.04) on it, but I am getting problems. I am a noob, so question may be over-descriptive. Problem: The ...
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1 vote
0 answers
94 views

Fonts look pixelated in some applications

I use KDE, I have a HiDPI display, so I made changes to ~/.Xresources to change the system DPI. After that, the fonts in some applications began to look pixelated. In QtCreator, with QT_SCALE_FACTOR=...
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3 votes
1 answer
1k views

KDE Plasma: window drop shadows/transparencies broken

I'm using KDE 5.59.0/Plasma 5.16.2 and while working, my screen flickered, after which it seemed the drop shadows from my windows were gone. I noticed because I have no borders around the windows and ...
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  • 355
0 votes
1 answer
501 views

Fedora30 upgrade: Cannot run KDE as normal user

I've upgraded from Fedora 29 to Fedora 30. Alghough root can use KDE normally, I fail to use it as a normal user, so it seems permission related. An almost black fullscreen window appears with a ...
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0 votes
1 answer
2k views

List callable font names for /etc/vconsole.conf

Using arch-linux with KDE plasma. I would like to set my tty font to the ttf-hack font. I added FONT=ttf-hack to /etc/vconsol.conf And got no results. Actually I do not know what the right names ...
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0 votes
1 answer
225 views

Losing sides, top and bottom on TV

I do understand this subject gets answered a lot. I have a debian laptop that 1366x768 60.02. Now the TV fits everything if I use the same res. I would like for the tv to run at 1920x1080 30.00* (60 ...
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2 votes
1 answer
3k views

How to fix meta key not always working to trigger start menu on KDE?

KDE assign meta key to trigger the menu window but depending on the situation this does not always work. This issue seem to be fixed on newer version of KDE but this is not yet widely distributed. ...
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0 votes
1 answer
596 views

disable scroll by 3 and 4 fingers on synaptics touchpad

I am fine with scrolling with 2 fingers. I have already disbaled edge scrolling by 1 finger. I want to disable click and scrolling by 3 and 4 fingers on my synaptics touchpad. System details: ...
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2 votes
0 answers
3k views

Black screen with cursor in kde

I'm using manjaro linux based arch with kde plasma desktop. I updated the system with sudo pacman -Syu, after that i rebooted my laptop booted into the system but the kde desktop doesn't showed up ...
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0 votes
2 answers
9k views

How to restart KDE Plasma from tty?

Answers in this question only work if one can type the commands inside active KDE session. In another tty, kstart complains that it can't open display. How to restart KDE from tty2? How does kstart ...
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  • 562
0 votes
1 answer
2k views

How to fully purge KMail settings in KDE5

Due to some misconfigurations I want to completely purge my KMail to behave like a brand new one. When I follow the steps in https://docs.kde.org/trunk5/en/pim/kmail2/clean-start-after-a-failed-...
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1 vote
1 answer
1k views

Arch - KDE Plasma 5.7 and Latte Dock: Icons do not appear

I've recently installed Arch and chose KDE5 for my desktop environment. Being a fan of docks, I've opted to install Latte. The problem is that icons do not appear in my dock at all, thus rendering it ...
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