KDE (K Desktop Environment) is a Qt-based desktop environment as well as a suite of cross-platform desktop applications. Its latest desktop environment is KDE Plasma 5.

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Kubuntu 15.04 DSL connection doesn't work

On different laptops the same problem. I can use pppoe connection only if I set it up through terminal. When I trying to use GUI way DSL connection doesn't work. On other distros it's ok.
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4 views

Repaint problems on kde plasma 5.1.1 when switching or animating

I recently upgraded from a previous 5.* plasma version to plasma 5.1.1 using omgubuntu's instructions: sudo add-apt-repository ppa:kubuntu-ppa/backports sudo apt-get update && sudo apt-get ...
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16 views

Keep Dropbox notification icon hidden in Kubuntu 15.04

I enabled Dropbox at startup. This puts the dropbox icon on the notification bar. Because the icon doesn't match other icons in the panel, I am able to hide it by following: System tray settings > ...
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1answer
30 views

Kubuntu 15.04 Dual Monitors

I recently installed Kubuntu 15.04, mostly for the upgrade of KDE to KDE Plasma 5. I have been quite happy, but when I got back to school and plugged in my monitor I was very disappointed. Kubuntu is ...
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9 views

Kubuntu/KDE Plasma OpenGL Graphics Issues

I'm running KDE Plasma Workspace on Kubuntu 14.04 and I'm having graphics issues. When hovering the mouse over bars, the info window that opens had a large black box around it, when trying to change ...
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47 views

Why is Kubuntu so unstable?

Before I begin let me say I'm not attacking ANYONE here. I understand how hard it is to make a distro, especially for a lesser used one. Why is Kubuntu 15.04 so buggy, unstable, and generally ...
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7 views

Configure behaviour of Ctrl+Left/Right moveing the caret/cursor over words in kate

The behaviour I expect is, for example, ctrl+right should do the following, placing the caret at the end of the word: 1> H|ello world! 2> Hello| world! However kate does this, placing the ...
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1answer
29 views

Problems during installation of KDE-plasma

I am running Ubuntu 15.04. I tried to install KDE-plasma 5.3.2 but got errors during that process and now I am getting this error every time.I tried sudo apt-get install -f but that doesnt work ...
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10 views

Scientific plotter that works with dark themes

I have to plot and analyze some data, and the programs I know are Scidavis and Qtiplot. The problem is that both do not work on dark themes (white text on white, black text on black), and in the ...
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1answer
12 views

KUbuntu desktop weirdness

I use Kubuntu 14.04, and have it configured to use/display the /home/xxxx/Desktop folder in a "folder" layout. The problem is, I often use the desktop folder for downloads/temporary working directory ...
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1answer
27 views

How to restart KDE 5 interface?

How do I restart KDE5 interface from the command line without having to do a logout?
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10 views

How can I permanently/globally disable word wrap in kate?

In kate there seems to be "dynamic" and "static" word wrap options in view -> word wrap and settings -> configure kate -> editing -> general respectively. "Static" is off by default while ...
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15 views

Screensaver issues using KDE Plasma Workspace on Ubuntu 14.04

I'm fairly new to Linux/Ubuntu, replaced Win XP with it and LOVE it. I am having an issue with screensaver on KDE Plasma Workspace. I initially installed Ubuntu 14.04 with a Lubuntu desktop and after ...
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16 views

How do I install the marble plasmoid in KDE 5.9.0?

I recently upgraded from Kubuntu Utopic Unicorn (14.10) to Vivid Vervet (15.04). In the process, I lost the marble plasmoid that showed a day/night world map on my background. I have the marble ...
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25 views

Firefox does not open dolphin for inode/directory in kubuntu 15.04

this question has been asked multiple times like 1 and 2, but their solutions won't work anymore. Probably because of Plasma 5 and the new firefox versions. So I am using Kubuntu 15.04, Firefox 40.0 ...
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15 views

In Kubuntu 15.04, how do I switch the K-menu back to classic style?

I've updated to Kubuntu 15.04. Previously, the K-menu in Plasma could be switched to classic style by right-clicking and selecting Switch to classic style. In Kubuntu 15.04, this appears to be no ...
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11 views

BasKet Note Pads change default application for pdf reader

I have Basket version 1.81. I've inserted a link to a pdf file. My default pdf application on Ubuntu 14.04 is Okular but when I click on the link in the Basket it opens in Document Viewer. Moreover in ...
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14 views

Kubuntu 14.10: Adding script file with arguments to KDE start menu

I'm having a seeimingly simple problem that I cannot figure out. I have a script file to run Wolfenstein 3D in Zdoom. The script looks like this: ~/Downloads/zdoom-master/zdoom ...
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22 views

VNC server repeatedly crashing

I am running tightvnc on ubuntu 14.04 I have installed kde-full, and as far as I know my xstartup is correct. whenever I run something like firefox, or muon, or really anything that isn't just a ...
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18 views

How to get KDE to use Knotify as opposed to notify-osd?

When KDE and Unity are installed together, KDE uses notify-osd as opposed to Knotify, which can lead to problems. How can I disable notify-osd in KDE and just use Knotify instead?
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80 views

Ubuntu 15.04 randomly freezes on different machines, mouse cursor keeps working

I have been experiencing identical random freezes on two different machines at two different locations: Computer 1: This was running ubuntu 12.04 LTS with KDE and the freezes were very occasionally ...
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9 views

KDE crash reporting

Not sure what is happening with this 14.05 LTS that I'm running, it's a dual boot with Win 7 but in KDE I seem to get crash reports that either tell me Ubuntu has experienced an Internal Error and ...
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35 views

How to get my KDE4 back in Kubuntu 15.04?

I just upgraded to Ubuntu 15.04. KDE5 Plasma looks pretty but it brings too many bugs and glitches such that I want my KDE4 back. How can I install KDE4 instead of KDE5?
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75 views

install new splash screen and look and feel theme on KDE 5

i'm new in Kubuntu KDE 5 and i can not find any document about to how to install new splash screen and look and feel theme on KDE 5. in previous version of kde we can simply click on get new theme ...
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14 views

KDE “Authentication Errors”

I am having trouble using package managers on KDE. I have both Muon Package Manager and Apper installed, but both fail to ask for a password and give the error that I have "not authenticated". I have ...
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29 views

Kubuntu 15.04 problems

I've recently upgraded a fresh installation of an Ubuntu 14.10 to a 15.04 and after I've installed KDE. I'm having some problems with the new KDE system.. First of all, the most annoying one is ...
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17 views

Wrong Language of GTK applications in Kubuntu

I have Kubuntu 14.04, and am running some GTK applications, for example Shotwell. The "Preferred Languages" in the locale settings are set to: English German French All the application ...
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1answer
23 views

KDE Remote Desktop Client

I'm trying to connect to a Windows 7 professional box via KDE RDP. I'm able to connect, but RDP automatically logs off the Windows user when I sign on. Why can't I log in without disconnecting the ...
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23 views

How to translate missing parts of danish language in kubuntu

fellow ubuntu users. I will start by saying that i love KDE, especially the new 5.3 - looks & works amazing! But there are many untranslated words, that shows up in English - and that irritates ...
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26 views

Using two keyboards in KDE with a dedicated layout each (typically azerty / bépo)

I need to be able to use two keyboards (one standard AZERTY on my laptop) and a TypeMatrix 2030 USB (BÉPO layout). This I configured fine in xorg.conf by putting the following code in xorg.conf (which ...
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32 views

Kubuntu - unable to open remote files with wine

On Kubuntu 15.04 (and on Linux Mint 17.2 KDE) I am unable to open files from remote shares with wine. It seems Dolphin downloads the file first to a temporary directory and tries to open it from ...
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16 views

Installing KDE on 15.04 removes GTK3 features

I installed KDE on Ubuntu Gnome Vivid and now, when I switch back to the default GNOME desktop, I find that GTK3 features such as rounded window borders have been disabled. The fonts also seem to be ...
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21 views

Packages missing after upgrade to 15.04

I did a fresh install of Ubuntu 14.10 and after a couple of days i did a distro upgrade using the command. sudo do-release-upgrade Before doing that i had installed some packages, such as google ...
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150 views

Kubuntu 15.04 - how to use Intel HD graphics drivers?

I've been a Ubuntu user for many years now. Tonight, I decided to try out Kubuntu 15.04. I have noticed that Kubuntu uses the Nouveau drivers by default. This results in tearing and "wave-iness" on ...
2
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1answer
37 views

Kubuntu 15.04 File Open Dialog is not working

Once I try to open file in some editor or project in IDE, for instance file in Kate or project in QtCreator, the File open dialog shows up, but whatever location I click (home, root, mounted disks, ...
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39 views

Kubuntu panel freezes

We are using Kubuntu 14.04 for all PC's in our firm. Nowadays we are facing an issue that while working the panel freezes. Almost every PC's facing this issue. The load is normal. Please provide a ...
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92 views

Can't install icon theme KDE plasma 5

I have been trying to install a icon theme. The problem is when selecting the achieve or the index I get The file is not a valid icon theme archive. both of these 1 and 2 should work but they do not ...
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1answer
34 views

Kubuntu: Change proxy settings from console

I want to change proxy in whole system. I am using Kubuntu 14.04 64bit. I know that should change proxy variables like http_proxy="http://proxy.xxx.xx:80XX/" etc. But it will not change proxy in KDE ...
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32 views

Okular not opening after installing in Ubuntu 14.04

The application won't open after installation. If a file is opened from terminal, the following error is shown: zeenat@islamzee:~/Desktop$ okular ...
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1answer
21 views

Use Caps Lock as arbitrary shortcut key in KDE5

I'd like to run a bash script when I press caps lock in KDE5. I had this working just fine in KDE4. I can easily assign Caps Lock as the trigger to a command in system settings -> shortcuts -> ...
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1answer
17 views

Lag when dragging windows between monitors in KDE

When dragging a window from one monitor to the next (either with alt or by the title bar) there is a slight lag as the mouse passes the boundary. Although not a huge issue it's one of the first things ...
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26 views

How to upgrade to KDE 4.14

I am running KDE on top of Ubuntu 14.04LTS. The KDE version is 4.13.3 . I want to update it to 4.14 . I added the Kubuntu Backport PPA and did. sudo add-apt-repository ppa:kubuntu-ppa/backports sudo ...
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1answer
33 views

Help with install kde on Ubuntu 15.04

I was installing kde on my laptop all went well until, I restarted my laptop and was greeted with this: I tried hitting arrow keys and hitting enter it seemed like it was going through menus.
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24 views

Applications unreliably gaining focus on mouse click in Kubuntu 15.04

I recently upgraded to Kunbutu 15.04 and am having a problem where windows are not reliably gaining focus when I click on them. For instance, when switching to using PyDev, I often need to click ...
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23 views

Install Kde Plasma 5 on ubuntu 14.04 [duplicate]

i'm trying to install kde5 on ubuntu 14.04 but after update system and add some PPA, packages dont find in repository. sudo apt-add-repository ppa:kubuntu-ppa/next sudo apt-get update sudo apt-get ...
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24 views

Teminal does not show in Kate

I installed Kate in Ubuntu. But it is not showing Terminal in the application. I googled, which said me to install Konsole, as Kate is a KDE based application.I installed Konsole and ran Kate again ...
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1answer
115 views

Can't install Skype or update in Kubuntu 15.04

I am rather new to Linux, so I figured I would start "easy" with Kubuntu. My issue was immediate that Skype would not install. It is not in Muon Discover (software center) and adding the repo to ...
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43 views

How do I install KDE Plasma 4 instead of 5? Ubuntu 15.04

The deal is that I don't like KDE 5 but if I install KDE it installs 5.3.1... Is there a way to install KDE 4 or do I have to deal with it?
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1answer
22 views

Diffrent sets of applications for each user

I want to try out some alternative desktops, see whats going on, but I have a annoying issue, when I install a desktop package I get all the applications and stuff that come with it just added to the ...
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13 views

KDE Compositor “disconnecting”

When using KDE, I have the following occur after the desktop has been used heavily for several days: The compositor stops working properly for one or more applications. An example of this would be ...