The official Ubuntu derivative using the KDE Plasma Desktop

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No sound - Skype 4.3 KUbuntu 14.10

After upgrading to 14.04 I lost sound in Skype. Tried many things suggested on different forums etc. but nothing worked. So I upgraded to 14.10 hoping this will resolve this issue, but alas it didn't. ...
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2answers
41 views

USB drive not mounting on Kubuntu; mounts on Ubuntu 14.04

I'm running Kubuntu 32bit (not sure which version). I want go back to having Ubuntu 14.04 which I have on my USB drive but it isn't mounting it. I have tried this but but it doesn't find anything: ...
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2answers
11 views

kubuntu / Windows xp partition- want to upgrade to windows 7 but keep kbuntu

I have dual boot: Windows XP and Kubuntu. I want to upgrade to windows 7 but naturally want to keep Kubuntu. If i do a clean installation of windows 7 will that delete the Kubuntu partitions on my HD ...
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14 views

Oxygen theme in Kubuntu 15.04

I tried Kubuntu 15.04 on my Pc, but i don't like the "Breeze" theme, i know it is still available Kubuntu 14.04.2, the LTS version, but i wish it was developed the complete "Oxygen" Theme that makes ...
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32 views

Recovering unity desktop after installing gnome3

I was using Ubuntu 14.04 . I wished to have multiple desktop environment. so for installing KDE is tried sudo apt-get update sudo apt-get install kubuntu-desktop so this worked and I was having ...
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5 views

Qt Creator fails in designer tab

Qt Creator in designer tab displays black frames. At the same time in Konsole I have the following message several times (more than 30 times): QQuickWidget cannot be used as a native child widget. ...
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0answers
10 views

virt-manager not saving connections

The Virtual Machine Manager (virt-manager) doesn't save the remote connections. I remove the local connection and add my remote connections and close the application and reopen it and the remote ...
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2answers
25 views

lightdm doesn't show up

whenever I reboot the lightdm display the mouse cursor but it doesn't show the login form. However if I type my password I login into my account. This hapens since I've moved to kubuntu 15.04 (upgrade ...
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21 views

Have to reapply settings via PulseAudio control every time I restart for headphones to work

When I installed Kubuntu 14.04 headphones didn't work. So I installed Pulseaudio Volume Control GUI app for KDE and I have to change where it says Built-in Audio Analogue Stereo to Headphones ...
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2answers
5k views

Wireless not working on Kubuntu 14.04 Qualcomm Atheros AR9485

(I apologize if I make some mistakes in this article, I'm French so English is not my mother tongue). I'm a newbie on Linux stuff and maybe the solution of my problem is obvious but I need your help. ...
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16 views

Kubuntu 15.04 black bar at the bottom of the screen covering panel

I recently installed Kubuntu 15.04, and after a programm I ran in wine changed my resolution, I've had a black bar at the bottom obscuring my activity panel. I can still click on everything and it ...
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10 views

Proxy Server on Kubuntu 15.04 not working. Need help. :[

I recently installed Kubuntu 15.04. I can connect normally through LAN and wifi that requires no proxy. The problem is that the wifi in our college requires proxy with authentication. I have already ...
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22 views

Disk full after copying between external HDDs

I was copying 500 GB files from an external HDD to another external HDD and suddenly the local memory was running out? When the copy was completed I rebooted and I get now a black screen. Logged in ...
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34 views

How do I customize date/time formats in Kubuntu 15.04?

In all prior versions of Kubuntu I've ever used (going back five years or so), I can go to System Settings and customize the date/time formats, specifying that I want 24-hour time, short dates, ...
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2answers
4k views

Flash doesn't work in firefox after upgrade Kubuntu to 14.10

I upgraded Kubuntu 14.04-x64 to 14.10. Now flash does not work in Firefox. Now flash is an empty area which sometimes is black when cursor is under it. But flash still works in Chromium.
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8 views

Kubuntu 14.04 graphical errors

I've been using Kubuntu for months with no problem. Today, I installed Java Runtime 6 (or something along those lines) for Minecraft, and upon running it, I realized it was running slow. I checked a ...
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1answer
52 views

Kubuntu 15.04 recognizing Wacom Intuos5 as Joystick

I've just upgraded my Kubuntu to 15.04 and I'm having problems with my Wacom Intuos5 settings screen. Kubuntu is recognizing it as a joystick, the pressure of the pen sometimes go away, I can't ...
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2answers
405 views

Fonts messed up after installing Kubuntu desktop on Ubuntu 14.04

I decided I wanted to try Kubuntu since I had some difficulties with the Unity desktop. I do not remember exactly the command(s) I run, but I think I used sudo apt-get install kubuntu-desktop. Now the ...
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2answers
3k views

Chrome/Chromium fonts look bad starting from version 37

After an upgrade from version 36 to 37, the fonts in Google Chrome browser and its opensource variation Chromium look much worse. In the attached screenshot you will the same page viewed with version ...
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20 views

How to fix kcmshell5 error: Could not find module bluedevildevices (bluedevil is installed!)

I do not have the bluetooth icon in system settings or my system tray in Kubuntu 15.04, so I tried launching it manually with bluedevil-monolithic. But the "configure Bluetooth" menu option from the ...
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0answers
78 views

Number pad doesn't work for Quick Tile Kubuntu 14.04

I have setup the shortcuts for Quick Tiling to do Meta + Ctrl + 1 (or 4,7,3,6,9 respectively) for tiling the current window in the corresponding corners or sides. When I type that with the number ...
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2answers
277 views

Kubuntu 13.10 - backintime-kde do not start

I have a Kubuntu 13.10 64bit fresh install. I installed backintime and backintime-kde4 When I launch backintime-kde4 it crashes saying: mirto@msb03:~/script$ backintime-kde4 Back In Time Version: ...
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1answer
649 views

Kubuntu Fails To Mount NTFS on startup, then succeeds but it's too late

I'm using Kubuntu 13.04 x64, I'm a complete noob at Linux and Kubuntu and have never asked a question on here before, and I have a NTFS partition on my HDD that is shared with a Windows 8.1 partition ...
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1answer
3k views

Installing Samsung Xpress M2825DW drivers on Kubuntu 12.04

I'm having trouble with installing printer drivers. I tried to find them in the data base and could not find them. So I downloaded the linux drivers from samsung.com ...
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2answers
1k views

Network problem after upgrading to Kubuntu 15.04

This problem started to occur after I upgraded to 15.04. I connect to wifi, after some time it disconnects, and after I try to re-connect it shows following: * Blured area are wifi names.
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1answer
18 views

Kubuntu 14.04 installer does not recognise partitions on hard disk with GPT

For a friend I'm repairing a computer so I have a brand new hard drive lying around. I've found documentation that Linux is capable of booting from a hard drive even if the computer is not UEFI ...
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1answer
169 views

How to add and enable rewrite module in manually installed apache httpd web server?

I installed apache httpd server by compiling source on Kubuntu 14.10. I followed wget http://www.us.apache.org/dist//httpd/httpd-2.2.29.tar.gz tar -xzf httpd-2.2.29.tar.gz cd httpd-2.2.29 ./configure ...
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39 views

No internet access after system update

So I've just install some various updates that shows up. After system reboot I've lost internet access... Please help me with this :( I'm using kubuntu 14.10 on VirtualBox Network Adapter 1 is ...
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1answer
9 views

How do I prevent Kubuntu from forgetting its sticky keys settings?

I'm running Kubuntu 14.04 and very often it forgets its settings that sticky keys are turned on by default? In Accessibility → Sticky Keys, Use Sticky Keys and lock Sticky Keys are marked. At least ...
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0answers
13 views

How to set default behavior for which desktop apps launch on?

I'm running Kubuntu 14.04, and have 4 virtual desktops configured. Right now, when I launch an application, it automatically launches on all desktops. I want to set the default behavior to be when I ...
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12 views

How to set kate's vi mode to show absolute line numbers?

I've started using Plasma5 and I have an issue with Kate's Vi mode. When showing the line numbers on the border it always shows relative line numbers instead of absolute ones, while this didn't happen ...
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10 views

How to enable drop shadows in plasma 5

Kubuntu 15.04 Plasma 5.3+ Kwin 5+ I cannot find the setting to enable drop shadows. Or is there no setting for that?
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2answers
4k views

How can I get Firefox to use the KDE style?

There are some problems using Firefox in Kubuntu. The menus are ugly and do not use the KDE style. The file browser for uploading or opening files is also ugly, and is not the default KDE ...
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0answers
17 views

How to show files in desktop in KDE 5 like file explorer?

With cinnamon, gnome or in windows, we can put files on desktop as it like in file explorer. How can I do this in kubuntu with KDE5?
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2answers
4k views

kde4-config not found?

Here's my /etc/apt/sources.list: ############################################################# ################### OFFICIAL UBUNTU REPOS ################### ...
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37 views

Laptop has two screens according to settings. How do I fix this?

Okay, I have just installed Kubuntu 15.04 on my Acer Aspire 5742G (with a nvidia GT540m card). I have an issue with the screen of the laptop. When I tried to open some applications (e.g. settings) ...
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0answers
19 views

Kubuntu copy paste between desktop and kodi

I installed Kubuntu 14.04.2 kernel 3.19.6. I sometimes need to work out of the desktop mode. There i would like to copy text from the browser. Open Kodi (from the desktop mode, not log out), and ...
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2answers
77 views

Kubuntu MyLiveCD?

In PCLinuxOS I use their MyLiveCD (command line) to make a system backup iso which I can put on a usb stick with their LiveUSBCreator and essentially remaster my installation on another computer, and ...
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0answers
12 views

Autokey (autokey-qt) not listening to key commands but works fine from mouse menu

I'm running kubuntu and have been using autokey successfully for years, but a while back a system update broke it. I originally tried to just wait it out and see if a fix would be pushed. Now, 6 ...
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33 views

Kubuntu 15.04 lock screen delayed after waking up

How to get rid of this? When I close the laptop lid, it suspends. But then, I open it, hit the power button to resume it, and I see my desktop (wow much secure). It is unresponsive, I can't click ...
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0answers
12 views

How can I change to one of the many system installed fonts in KDE5 konsole?

I have KDE 5 installed and would like to install a patched font for powerline. I already ran the script to install the fonts into ~/.fonts but when editing the konsole profile, I see a very limited ...
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0answers
43 views

kubuntu 15.04 background image disappears

After one of the latest upgrades the background image disapper and the whole background becomes black. Nothing is possible anymore in de Desktop Settings, whatever you change the background will stay ...
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7answers
27k views

How can I copy/paste files via RDP in Kubuntu?

I recently installed the latest Kubuntu (x64) on my work machine as I am trying to migrate away from Windows. Unfortunately I use RDP very frequently to connect to customer's servers and need to be ...
0
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1answer
51 views

Kubuntu 15.04 doesn't suspend when closing lid

I recently installed Kubuntu 15.04 64bit on my laptop, precisely an Asus UX32VD (it has got 2 graphic cards, Nvidia geforce 620m and Intel). Everythings works fine as it was with Kubuntu 14.10, but ...
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5answers
3k views

Bluetooth mouse not auto-reconnecting to laptop

This has been asked, and answered, a million times before. And I think I've read almost all those questions and answers, and tried as many of the solutions as I can. However, I still can't get the ...
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1answer
43 views

How to report a bug in Kubuntu?

I need to report a bug against plasma-widgets-workspace that got installed for Kubuntu. The "regular" ubuntu-bug plasma-widgets-workspace complains that: The problem cannot be reported: This is ...
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1answer
4k views

How can I troubleshoot why Ubuntu keeps crashing on my laptop?

I have a one year old Acer Aspire 4752G netbook running Kubuntu 12.04 LTS with all the latest distribution updates installed. It was previously running great until about a week ago when it suddenly ...
0
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1answer
16 views

Using a 3rd monitor on a hardware switch with dual display Graphics card

Is there a way to fool kubuntu into thinking that a 3rd monitor on a hardware switch is the same monitor - same screen resolution etc? And therefore be able to switch between a second and third ...
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48 views

Plasma 5.3 segfaults on monitor restart

I have an Intel NUC connected to my TV via HDMI. The NUC runs 24/7, power saving features such as "turn off monitor" are all disabled. The system works great, I am really pleased with it. However... ...
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0answers
43 views

Sticky mouse after update to Kubuntu 15.04

After updating to Kubuntu 15.04 I run into a few problems (so far it's the worst Kubuntu experience I had in many years. And for the first time ever I even had to set up my system from scratch after ...