The official Ubuntu derivative using the KDE Plasma Desktop

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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-...
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2answers
46 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 ...
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40 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 ...
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1answer
166 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: ...
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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 ...
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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-...
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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 ...
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44 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 ...
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1answer
100 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 ...
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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 ...
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33 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 ...
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34 views

Kubuntu 16.04 | MaxTo Alternative for Kubuntu

When having to work on Windows I really enjoy using MaxTo? How may I achieve something similar on Kubuntu 16.04?
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1answer
33 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 ...
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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?
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0answers
39 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 ...
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18 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 ...
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28 views

Kubuntu 16.04 GTK fonts

I have a problem with changing fonts. Yesterday i have decided to change default KDE font to my favorite one. I've change it for KDE and GTK Style too. But after restart, new fonts applied only for QT....
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60 views

Kubuntu 16.04 lock screen issue

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 ...
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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 ...
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2answers
80 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?
3
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1answer
78 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 ...
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0answers
20 views

How can I force the window to open in a given desktop in Kubuntu?

Let's assume that I had opened a .txt file using Kate in Desktop 1 and switched to Desktop 2 afterwards. Now if I open another .txt file, again using Kate, I am automatically switched back to Desktop ...
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0answers
48 views

How to Dual Boot Windows 10 (UEFI) with encrypted LVM Kubuntu 16.04 on 2nd HDD

I currently have Windows 10 (upgraded from Windows 8 originally installed on machine) running on a HP Envy 17 laptop booting in UEFI mode. The laptop comes with a 2nd hard drive bay, and I would like ...
2
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1answer
25 views

Separate icon sets for GTK+2 and GTK+3 applications on Kubuntu

I use the Breeze Dark theme on Kubuntu, which also works perfectly with GTK+2 applications, but it's not fully supported on GTK+3 applications like Firefox yet. Because of that, I've set my system to ...
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0answers
17 views

keep kmail folders on external hard drive

I have limited space on my local hard drive. With thunderbird I can easily keep all my mail on a folder on an external hard drive by moving the thunderbird profile folder to the external disk and ...
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1answer
46 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. ...
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1answer
62 views

Wine does not launch. How do I install it properly on Kubuntu 16.04 LTS?

I have been using Kubuntu 10.04 LTS until last month and used to run a Windows programme (accounting) with Wine with great success. I do not remember having any problem since the beginning (many ...
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1answer
67 views

Login with LightDM fails

I try to login with LightDM on Kubuntu 16.04. LightDM is the only installed display manager. I see the login screen and enter my password, but I get the message Failed to start session. The last ...
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1answer
44 views

(Kubuntu) No steam games will start

I'm new to Linux systems so this might be really easy to fix. but recently i have been re installing all of my games. the first two that were installed (Hacknet, and Axiom Verge) worked perfectly fine ...
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2answers
88 views

Kubuntu upgrade from 15.10 to 16.04 failed

Some time ago I triggered upgrade from Kubuntu 15.10 to 16.04 and it failed (I forgot why and with what message). When I issued sudo do-release-upgrade it failed with message: E: The value 'wily' is ...
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0answers
29 views

How do I make h5py MPI-aware with the apt package system?

As I am trying to run parallel hdf5 with h5py and mpi4py, I am met with the following error: NameError: global name 'mpi4py' is not defined Googling suggests that this is because h5py is not "mpi-...
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7 views

How can I find out why/how Firefox under Kubuntu 16.04 allows cookies from sites I have blocked?

I have blocked the site exactly as how the domain is specified in the cookie itself. I have also blocked the domain with a wild card. Still it is able to create cookies in my browser. How can I ...
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32 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 ...
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0answers
8 views

Kmail: Increase horizontal spacing in message list

I want to increase the horizontal spacing in the message list in Kmail. I find that the spacing is a bit too close to each other, and would like more space between the emails in the message list. I ...
2
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1answer
17 views

modify KMail config file

I want to configure the kmail's config file but I am not able to find it. Can you please help me out and point me to where it is on the system. In Thunderbird I can find it in -- HELP > Troubleshoot ...
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1answer
27 views

I changed my users userid and cannot login with plasma anymore. terminmal works though

I have kubuntu 16.04 running. I wanted to setup a permanent mount to my synology NAS and following their tutorial I adapted my userid to the one on the synology. I created a new user on my machine ...
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1answer
106 views

Resize Desktop icons and widgets in kubuntu 16.04 LTS [duplicate]

on my new laptop I installed the latest LTS of kubuntu (16.04). After adding some widgets and program shortcuts to the desktop I found that I am not able to rizise the widgets and icons (which are ...
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1answer
240 views

Kubuntu 16.04 Lost Dual Monitor Capability

new to Kubuntu and relatively new to Linux overall. I installed Kubuntu 16.04 on Desktop with add-on Radeon HD 5850 GPU. I'd previously used this exact hardware to run dual monitor. I plug a DVI (my ...
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0answers
88 views

Kubuntu: kscreen: Primary output changed from KScreen

My friend have Kwin problem random times. The window graphic (bar, title and buttons) disappear. Kwin replace methods not solve the problem. Strange Syslog informations to help below. I need more ...
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0answers
15 views

Error on librados when trying to install qemu-kvm [duplicate]

I am trying to install kvm on Kubuntu 16.04 64-bit. I am following this documentation. When I try to install qemu-kvm with the following command given in the documentation: sudo apt-get install qemu-...
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2answers
32 views

Unity not loading after uninstalling kubuntu

I installed kubuntu to see what its like, hated it and wanted to go back to unity. So i uninstalled it. The problem now is that I dont seem to get unity running. Booting always hangs at a list with ...
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1answer
41 views

How do I change startup sound in KDE Plasma?

It's nice that KDE Plasma plays sounds on startup, but that awful click sound (or whatever they call it) is annoying. Anyone know how to change the startup sound in KDE Plasma?
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1answer
27 views

duplicate menu items in GRUB [duplicate]

Just installed Kubuntu 16.04 last night, only to have it not include my Windows partition in GRUB. So I ran BootRepair and what happens next? My Windows partition comes back, but I now have duplicate ...
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0answers
153 views

Laptop getting too hot after installing kubuntu-desktop in ubuntu 16.04

I installed kubuntu-desktop 2 days ago and now my laptop is getting very very hot within 15 minutes even if i only run my browser. This problem remains even when i log in to unity. I have been using ...
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1answer
36 views

How to start another user session from CLI on SDDM?

Currently the only way I know of is KDE lockscreen, but I also use openbox sometimes and while doing so have no way of starting a second user session.
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0answers
30 views

How to set Jalali calendar in kubuntu 16.04?

In earlier versions of Kubuntu I can set custom calendar for the whole system but now I can't find it . How can I set Jalali calendar in Kubuntu 16.04?
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0answers
20 views

Kubuntu KDE crash on unplugged monitor

I got a medion laptop computer running on Kubuntu 16.04. I was working on an essay, so I plugged my TV in as secondary screen. Now I wanted to simply take the laptop to my bed to watch a movie and as ...
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0answers
83 views

System Requirements for Running Kubuntu 16.04

I have an 5 year old acer-aspire-5733z computer which runs ubuntu 16.04 now. I saw something amazing in KDE and now I want to install Kubuntu 16.04 in it. I saw the system requirements for Kubuntu and ...
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1answer
25 views

Can I install Kubuntu on a system having Lubuntu without affecting my files?

Sorry guys if the questions sounds a bit premitive. But i am very new to Ubuntu plus I dont have hat much knowledge about all these things related to computer. Laptop: Dell Inspirion N5010 OS : ...
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0answers
39 views

After upgrading my kubuntu to 16.04 black screen is displaying

After upgrading my kubuntu to 16.04 black screen is displaying.kscreen is already installed.i m only getting a console.what to do?