The official Ubuntu derivative using the KDE Plasma Desktop

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2
votes
1answer
168 views

kde slow boot on kubuntu 16.04

My computer boots really slow. I am using kubuntu 16.04 with kde plasma 5.6.4. Any suggestions from the log below? I have set automatic login. Hard-disk: HDD 5400rpm. (Other configuration details: ...
18
votes
9answers
50k views

How to completely remove kubuntu-desktop from Ubuntu

I installed kubuntu-desktop just to experiment with its interface. Then I decided to remove and did the traditional apt-get purge and autoremove but it seems elements of kubuntu are still there. For ...
0
votes
0answers
27 views

KDE 16.04 Panel Auto-Hide Slide Animation

I recently replaced Kubuntu 14.04 with 16.04 and it looks like the panel autohide doesn't have an animation. The panel seems to instantly appear and hide when I mouse over it. Is there was a way to ...
6
votes
1answer
67 views

Change size of taskbar applet

I really love my task bar, but one annoying thing is the size of this applet (or how do you call it?): It shows only 5 devices, while I've got many more devices. I've got a very large screen, so I'...
1
vote
1answer
33 views

How to stop the icon jumping effect in kubuntu?

the desktop-jump-effect Do i need to use kcmshell5 for it? I am using plasma 5.5.5. and kubuntu 16.04.
0
votes
0answers
33 views

deluge-console keeps disconnecting from remote daemon

I have setup Deluge Daemon (with Web UI) on a RaspberryPi with allow_remote=True. Afterwards I installed Deluge on Windows 10 and ran sudo apt-get install deluge sudo apt-get install deluge-console ...
2
votes
1answer
155 views

How to report a bug in Kubuntu?

I need to report a bug against plasma-widgets-workspace that got installed for Kubuntu. This question is not generic, is related to a family of KDE packages. The "regular" ubuntu-bug plasma-widgets-...
3
votes
1answer
90 views

Kubuntu 16.04 Themes do not apply correctly

I'm pretty new in the world of KDE but chose to give Kubuntu 16.04 a try on both my Desktop and my Laptop. Both are fairly recent installations and haven't been modified that much. Now for my problem:...
0
votes
0answers
419 views

AUDIO PROBLEMS: Sound Stopped Working After Reboot!

As the title says, my sound has stopped working after a reboot. This is a new system (one-week old hardware, fresh install of Kubuntu 15.10). Linux audio is quite complicated, and I've tried my best ...
1
vote
2answers
9k 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. ...
0
votes
0answers
81 views

Kubuntu Breeze-Dark not working as expected

I'm using Kubuntu 16.04. When I tried switching to breeze-dark I applied the following steps: Go to system settings --> workspace theme. Change to breeze dark. Go to color, double check that breeze ...
0
votes
0answers
30 views

What is causing KDE Plasma icons to get smaller on KDE panel?

The space located for the KDE icons and other notification on kde panel suddenly decreases heightwise. Result is there seems to be some space below and above the icons. The only settings I have ...
1
vote
0answers
21 views

How to prevent Pulseaudio from downsampling

How to prevent Pulseaudio from downsampling my music when played? The target is to be able to play lossless formats without any loss. Using Kubuntu 16.04
0
votes
0answers
10 views

Bluetooth keyboard

So, my bluetooth keyboard mostly works but it seems to freeze a lot. Any suggestions? I do realise I haven't given enough details, it's v16.04 of kubuntu. the keyboard is ECTechnology. Can anyone ...
0
votes
0answers
43 views

Kubuntu 16.04 - Reboots instead of shutdown on Acer Aspire E 15

I have had this issue for a while, and have been looking up answers for days, but nothing has been working. I tried editing grub while with acpi=noirq and acpi=off (added behind quiet splash on one ...
0
votes
0answers
23 views

Failed Ubuntu dual-boot installation - GRUB errors

I've been unsuccessfully trying to install Kubuntu 16.04 on my new laptop alongside W10, which it came in with. Now I did this twice already on different computers and was always successful and there ...
4
votes
5answers
219 views

My quest to find the fastest search app for linux

I miss "everything search" and " listary " of Windows - they are super quick to find and launch. Time for them to index my whole harddisk is 0.2 seconds[i guess they use the ntfs journal database]. ...
3
votes
2answers
82 views

UI Font Size in Firefox, Opera, Chromium and Thunderbird Disregard System Settings

I don't know why but all 4 applications are not following the font size set in system settings. Any clues?
0
votes
0answers
41 views

How to switch desktops from kde to unity in kubuntu?

I installed unity and each time I turn on my pc, a command line interface pops up and I log in and run startx to get into the graphical user interface. But I am not able to switch from kde to unity ...
0
votes
0answers
16 views

Kubuntu 16 Windows key not working

Just installed Kubuntu 16.04 on my laptop Sony Vaio SVE14118FGB windows key not working. In ubuntu everything was fine. I switched to Kubuntu because of it's appearance. But I have a problem for it's ...
2
votes
1answer
30 views

How to use alsa systemwide and still have a volume tweak

I have found that using alsa and not pulseaudio greatly improves the quality of my sound. I tested this using DeadBeef and "direct ALSA output". I'd like to have my entire system use ALSA directly ...
1
vote
1answer
68 views

kubuntu 14.04 KDE login impossible after update

I have a major issue - a few hours ago I updated my kubunt 14.04 machine - I delayed this update a bit since I did not want to reboot my machine. Since KDE Startmenu did not appear anymore when I ...
1
vote
1answer
34 views

KDE installation

Hi everyone i installed KDE and nothing changed so I tried sudo apt-get install plasma-desktop which told me this plasma-desktop is already the newest version (4:5.6.5-0ubuntu1~ubuntu16.04~ppa1)...
4
votes
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
votes
0answers
14 views

Chromecast isn't connecting to device

I need some help setting up Chromecast on Kubuntu 16.04. I have google chrome installed and also added the extension for Google Cast but the problem is that it is not seeing my device. Is there ...
0
votes
0answers
35 views

Installing KDE desktop in ubuntu 16.04 error

I'm trying to install KDE in my ubuntu 16.04 but when it was almost done, the terminal displayed me these error: Errors were encountered while processing: /var/cache/apt/archives/kde-config-...
3
votes
2answers
47 views

Having Lubuntu and Kubuntu together

I need lubuntu to do development, but sometimes I would like to log and enjoy a richer system as kubuntu or ubuntu, but also all the most fancy desktop environment, compiz, enlightment etc. a ...
33
votes
14answers
64k views

Unable to change brightness in a Lenovo laptop

Brightness adjustment keys <Fn + ⇑/⇓> have no effect (although they are recognized by the environment), and I can't change the brightness using GUI tools as well. This seems like a problem in ...
0
votes
2answers
662 views

unable to install LAN Messenger 1.2.32 ubuntu 14.04.3

I tried to install LAN Messenger 1.2.32 on my Kubuntu 14.04.3. $ sudo dpkg -i lmc_1.2.32_i386.deb $ sudo apt-get install -f Then I tried to run ./lmc and I got: error while loading shared ...
0
votes
0answers
316 views

GitKraken and Kubuntu - installs but doesn't run

I just tried to install GitKraken, but it doesn't run on Kubuntu 16.04. When I run the program in terminal, I get the output: state: update-not-available App load time: 448ms state: checking-for-...
6
votes
2answers
4k views

log error: “[drm:gen8_irq_handler [i915]] *ERROR* The master control interrupt lied (SDE)!”

I get this error after installing Kubuntu 15.10 when restart Kubuntu: [ 74.873008] [drm:gen8_irq_handler [i915]] *ERROR* The master control interrupt lied (SDE)! I use kernel 4.2.0-16 and KDE 5.4....
1
vote
1answer
106 views

No Sound on Firefox or Chrome, Kubuntu 16.04

Amarok works fine, system sounds, local videos... but I get no sound in Firefox or Chrome on Youtube. I even tried installing flash plugin for Firefox instead of HTML5, STILL no sound. I really have ...
0
votes
0answers
28 views

Initramfs after Kubuntu 16.04 installation - possibly partitioning error

I installed Kubuntu on my desktop, which had Windows 8.1 installed. The dual-boot options appear but when I try to boot into Kubuntu, I get stuck at an Initramfs terminal. Booting with Live USB, sudo ...
0
votes
1answer
23 views

running vlc whitout it appearing in taskbar kubuntu 16.04

I'm trying to get a fancy background by playing a movie on my desktop. My current command that runs at startup is tmux new -n background-movie -d kstart --alldesktops cvlc --quiet --daemon --no-...
1
vote
0answers
25 views

How to modify thickness of KDE taskbar in Kubuntu 16.04?

I've been using the Oxygen theme in both Kubuntu 14.04 and 16.04. The boxes on the taskbar look fine in 14.04: In 16.04 however, the boxes are thinner relative to the other icons, meaning some of ...
1
vote
1answer
280 views

(K)Ubuntu 16.04 Plasma 5.5.5 takes long time at login [duplicate]

My new installed Kubuntu 16.04 with Plasma 5.5.5 takes very long time at login(~30s). I read about a similar bug https://bugs.launchpad.net/ubuntu/+source/plasma-nm/+bug/1509334 , but I don't think ...
1
vote
0answers
45 views

Inspiron lockup and won't shutdown

I have just finished installing Kubuntu 16.04 on a Dell Inspiron 15 7000 series laptop. When I shutdown that it run (if I don't press power off then it runs forever) like this picture: If anyone ...
0
votes
1answer
49 views

Access LightDM configuration in KDE system settings (Kubuntu 16.04)

I'm running Kubuntu 16.04 and use LightDM (not SDDM). In a previous version of Kubuntu it was possible to access the LightDM configuration (e.g. changing background,...) via the KDE system settings. ...
1
vote
1answer
486 views

Slow startup of Plasma 5.5 in Kubuntu 16.04

My recent Notebook (Intel i3-6100 with SSD) boots from BIOS to the login of SDDM within 8s. After entering my credentials it takes 31s (no matter if I have autostart of Firefox and Thunderbird). While ...
0
votes
1answer
4k 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 (http://www.samsung.com/de/support/...
1
vote
0answers
12 views

Kubuntu 14.04 Black screen after trying a live USB

I am using Kubuntu 14.04 for more than a year without any problems. Today I booted to a Live USB Kubuntu 16.04 to see what's new and so decide to meke the upgrade or not. I just check if all the ...
0
votes
1answer
35 views

How to delete KDE plasma desktop envivornment in Kubuntu?

I installed Kubuntu on my PC, but didn't like the default KDE Plasma desktop environment. So I installed xfce desktop environment and I really liked it. So I want to now get rid of KDE. How do I do ...
3
votes
1answer
79 views

Amarok 2.8 High Memory Usage in Kubuntu 16.04?

On a brand new install of Kubuntu 16.04 I have noticed that Amarok is the biggest memory hog right from the start with 450Mb. The same Amarok version on Kubuntu 14.04 uses only 75Mb. Any hints or ...
0
votes
0answers
35 views

install photoshop cs6 on kubuntu 14.04

Im new in linux. I trying to install photoshop cs6. Ive done everything like in this question - How can I install photoshop cs6 on ubuntu 14.04? but it doesnt work for me I put this command ...
0
votes
2answers
228 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 ...
1
vote
1answer
32 views

Display is on 42" TV on Kbuntu

I have installed Kbuntu 16.04 LTS On Intel® Desktop Board DH55TC With Intel® Core™ i3 CPU 540 @ 3.07GHz 500 GB SATA hard drive Connected to 42" LG TV with HDMI cable TP-Link 300 MB USB wireless LAN ...
1
vote
1answer
37 views

how to fix install kde on ubuntu?

I want to install kde on ubuntu. I type sudo apt-get install kubuntu-desktop. But I have a error like this: how can I fix this?
0
votes
3answers
2k views

How can I get my Airport Extreme network printer working after upgrading to (K)ubuntu 13.10?

When using (K)ubuntu 13.04, my network printer worked fine. After upgrading to (K)ubuntu 13.10 today, I can no longer print. I get the error "The printer is not responding." I've tried to add the ...
0
votes
0answers
41 views

Kubuntu not using Breeze icons for Thunderbird

Thunderbird is showing various theme icons and not the standard icons for the Breeze theme. I am using Kubuntu 16.04. Please help me rectify it to standard Kubuntu Breeze theme. Please see photo ...
1
vote
0answers
19 views

Kubuntu: ugly widgets, weather app resets, plasma crashes

Kubuntu 16.04, nvidia blob. Widgets added to desktop look ugly: tiny in size by default, when enlarged, suddenly their headings (?) and icons have huge text size. The weather widget and taskbar ...