The official Ubuntu derivative using the KDE Plasma Desktop

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103 views

Can't vt Switch in Kubuntu 15.04

I'm trying to use the ctrl+alt+n (1-6) to switch to a terminal in Kubuntu 15.04 but it doesn't work. Nothing happens. When I run ps au | grep tty this is what I see. root 1141 0.3 0.7 200760 ...
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1answer
271 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 ...
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1answer
1k views

Font setting reset after restart in kubuntu 12.04

Hi I have a very annoying problem with kubuntu. Every time when I change the font, and after a restart or a root privilege is elevated the font is changed to default ubuntu 9. How to fix this annoying ...
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3answers
231 views

KRFB doesn't save settings

I use KRFB 4.14.12 on KUbuntu 15.10 x64. Each time I open it (using krfb from terminal) and change the settings, if I close it, the settings are not saved. Why?
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2answers
3k views

Removing Nepomuk and Akonay

Now that we have Baloo in KDE I guess is safe to remove the Akonadi and Nepomuk, right? I have upgraded my Kubuntu 13.10 to 14.04 without any problem. In the upgrade process, the system removed some ...
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0answers
92 views

Kubuntu frash Installation and breeze icons are missing in GNome application style.So dolphin looks ugly

I have fresh kubuntu installation and breeze themes icons are missing.See attached pictures. I already have cleared cache by moving .kde and .cache. I have already try to change theme but no ...
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2answers
4k views

Installing Nvidia driver on Kubuntu 15.10x64: The distribution-provided pre-install script failed! Continue installation anyway?"

I try to install the Nvidia driver 340.93 on Kubuntu 15.10 x64 (graphic card: GTX 690). I performed the following steps: Go to http://www.nvidia.com/object/unix.html Download Latest Legacy GPU ...
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2answers
430 views

Kubuntu 15.10 operations get slow or hang until logout

After upgrading to Kubuntu 15.10 from 14.04, I've found that some programs get much slower or completely hang over the course of a few hours of use. (Even though I have 32 GB RAM, an SSD, and a fast ...
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1answer
584 views

Kubuntu 15.10 won't boot from live USB on my Samsung rf-511 laptop

I want to try Kubuntu 15.10 and that is why I have created a live USB of the kubuntu 15.10 iso through UNetBootin. I have used the same pen drive to install my present OS (Lubuntu 15.10) and had live ...
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1answer
7k views

How can I remove gnome from a kubuntu 12.04 install?

I have a kubuntu 12.04 system to which I added gnome (unity) but I'm now wanting to remove gnome as I don't think I'll ever use it. doing apt-get remove ubuntu-desktop doesn't remove the packages, so ...
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1answer
472 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 ...
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3answers
435 views

A command for pasting; the same as Ctrl + V

Is there a command for pasting what is in clipboard. I need a command that does the same thing as to press Ctrl+V. I tried a few options for xclip but they don't paste normally and need middle click ...
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2answers
1k views

several start-up scripts?

I want kubuntu to ask me at start up - which of the profile I want to use. There should be a default answer which should run automatically in 3 seconds. Much as if were Grub asking You which ...
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1answer
2k views

Kubuntu - cannot change fonts and widget style under sudo after upgrade to 11.10

I have a problem with fonts, appearance of GTK and KDE-based applications and cursors in Kubuntu 11.10 after upgrade from 11.04. I want all of my applications, both GTK and KDE, under sudo and under ...
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1answer
1k views

Problem with synclient: '-m' flag missing

I'm trying to set up an action for three finger flick gesture using the instructions given here, and it worked perfectly well before upgrading to kubuntu 13.10 from 13.04. When I follow the ...
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5answers
3k views

Kubuntu 16.04 Plasma can not start after fresh install

I have made a fresh install of Kubuntu 16.04 via USB stick. The sha256 checksum of the USB stick matched the one on the download page. All installed packets have their most recent version. I have a ...
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1answer
277 views

Neverwinter Nights hangs at startup in my Kubuntu 14.10 VMWare Guest

All right, I'm setting up Neverwinter Nights yet again~ ..And I've hit a pretty heavy snag that I've never seen before, and I'm really not sure how to progress. I unzipped all the zips in order (and ...
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2answers
490 views

Kubuntu corrupt screen after lid close/screensaver

I've seen a few other Q&As around this, but nothing that is exactly what I'm experiencing. I have a new Lenovo X220 which I'm running the latest Kubuntu on. If I close the lid when I open it I ...
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1answer
638 views

Kubuntu's TTY resolution too low after installing nvidia-current

After installing Kubuntu on a Notebook with GeForce Go 6100 graphics card, the tty's were working correctly, but the KDE desktop wouldn't display anything correctly. After installing the nVidia driver ...
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1answer
820 views

Kubuntu Energy Saving event on power button pressed not working

My Aspire 1810TZ is running Kubuntu 13.10 on an encrypted drive. I have enabled hibernation in file /etc/polkit-1/localauthority/50-local.d/com.ubuntu.enable-hibernate.pkla [Re-enable hibernate by ...
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1answer
1k views

sudo apt-get remove unity

Just what sort of problems would doing the above command lead to. I have installed kde desktop and would like a pure kde DE. I understand theres kubuntu but I've done so much with this one now that I'...
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1answer
4k views

Remove kubuntu-desktop from ubuntu 12.04 [duplicate]

Possible Duplicate: How to completely remove desktop? So, I thought I managed to remove KDE completely, but apparently that did not work at all, because every KDE application is back, ...
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3answers
3k views

Allow my Kubuntu laptop to connect to wireless w/o asking for my KWallet password?

Is there a way to setup my laptop so when I login it automatically connects to my wireless w/o asking for the password for KWallet to unlock the keystore to connect? I'm sure I'm mixing terms from my ...
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1answer
1k views

VLC video playback is choppy on Vivid with nvidia-346

I'm running Kubuntu Vivid, and have an Nvidia 940GM card on my Inspiron laptop. When using the nvidia-346 driver, VLC plays choppy videos (video seems "pixelized" with green dots appearing). The ...
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1answer
3k views

How to remove kubuntu desktop environment and change to default unity desktop environment? [duplicate]

I am new to Ubuntu 14.04. I have installed KDE recently.I don't know how to uninstall/remove it. It displays an error message and I want to switch back to default Unity Desktop Environment. How to ...
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1answer
2k views

Sending sound only through HDMI (kubuntu)

So I am a new user to Ubuntu coming from Windows, and I wanted to connect my PC to the TV via HDMI. I have and it works perfectly, however, I have the sound coming from both the TV and the PC and it ...
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1answer
350 views

Trying to get opengl 2 shaders to work glxinfo says I have 4.20 installed

I am trying to get opengl 2 shaders to work. I just installed kubuntu on my lenovo z575 laptop which sports a AMD A6-3420M APU, integrated 6520 gpu. In kubuntu under desktop effects I have opengl 2 ...
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1answer
35 views

Migrating USB boot to SSD [Kubuntu]

I'm currently running Kubuntu 16.04 LTS on a bootable USB My hdd and sdd aren't usable (they're in "root/dev/disk/by-id/" as unknown files) I can find the hdd as "sda" in "root/dev" but its a ...
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1answer
107 views

Installing Kubuntu 15.10 x64: An error occurred while restoring previously-installed applications

I try to install Kubuntu 15.10 x64 from a DVD. At the last step of the installation, I get the error message: An error occurred while restoring previously-installed applications. The ...
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1answer
793 views

Screen Tearing After Kubuntu Upgrade 15.10 -> 16.04

Just upgraded today, already regretting it. I have terrible VSync/tearing problems. Before it worked flawlessly. I already tried all compositor settings, some of them seemed to temporarily remove ...
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72 views

How to open Photoshop Installed on Kubuntu using Wine?

I have just finished installing Photoshop on Kubuntu post wine installation. It had shown successful installation status. From where can I open photoshop now? Command line or GUI doesn't show it up.
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1answer
414 views

kubuntu 15.04 trackpoint sensitivity

I'm running the latest kubuntu with plasma 5 on a t440s laptop. The trackpoint is very slow and there's no option to increase the sensitivity under the system input settings. The same laptop is ...
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2answers
159 views

Extremely slow display of JPEGs and other images in 15.10

[This question has been marked as a duplicate (relating to graphics drivers) but it is not. I have traced the problem to VMware Workstation 12 running on the system. The problem is triggered by ...
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1answer
328 views

Dell 3543 Kubuntu 16.04 can't get output to 2nd monitor on HDMI

This worked with much fiddling on 15.10, but since upgrading to 16.04, I can't get the 2nd monitor working at all. xrandr -q Reports "HDMI1 disconnected" though it isn't. With open source drivers,...
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2answers
3k views

How to fully upgrade to KUbuntu 12.10 from Ubuntu 12.04?

I have customized Ubnutu but I want to upgrade to Kubuntu and save only some programs and configs
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1answer
49 views

How do I complete download?

I want to exchange my XP for Kubuntu. However, I'm not very well versed with computers. I downloaded Kubuntu thinking it would automatically erase my windows XP and replace it. It took about 20 ...
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1answer
172 views

Where did “Search and Launch” layout go in kde plasma 5?

I don't see the Search and Launch layout under KDE 5 ? What package do I need to install in KDE 5 to get it ? I already tried installing plasma-netbook, but I did no get Search and Launch any help is ...
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1answer
77 views

kubuntu Xenial i386 and 8GB of RAM

I'm running kubuntu 16.04 i386 and have just installed additional RAM. It seems that 16.04 doesn't have pae kernel: E: Unable to locate package linux-generic-pae E: Unable to locate package linux-...
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1answer
730 views

Change Default Scale Method Setting for KDE Wallpapers

I wish to change the default scaling method for the desktop wallpaper in KDE(more specifically Kubuntu) by editing the configuration file KDE uses to fill in those defaults on a fresh install. So ...
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3answers
3k views

Kubuntu doesn't work after upgrade to 16.04

I have a new System76 Lemur Laptop. It worked fine for a week. I installed Kubuntu, it worked fine. Then I upgraded to Kubuntu 16.04 LTS and the system doesn't boot fully anymore. The Kubuntu logo ...
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1answer
305 views

USB drive can't be formated

I want to format my usb to install iso but it shows : org.freedesktop.DBus.Python.GLib.Error: Traceback (most recent call last): File "/usr/lib/python3/dist-packages/dbus/service.py", line 707, in ...
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0answers
133 views

KDEInit could not launch “/usr/bin/konsole” kubuntu 15.10

I've been a *buntu user for some years but remain somewhat of a novice with code and terminal. I'm running Kubuntu 15.10 and have recently noticed the following issues after attempting to install ...
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1answer
570 views

How to get a list of packages I installed? [duplicate]

I have a Kubuntu 14.10 install that I am considering backing up and recreating as I've been upgrading it since 12.04 and I'm having a few issues that might be due to age. Since I've been using it for ...
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2answers
142 views

Wireless connection is very slow

I installed Kubuntu on my new HP-15 laptop that I just got. Initially the wireless connection was working well, but about two days ago I noticed a decline in the speed of the wireless connection. When ...
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1answer
1k views

Error: File not found without any grub menu

I installed Kubuntu on the third partition and removed my Ubuntu partition, which was the second one before. Unlike this question, I am not seeing any grub menus before shall I do the same? I just ...
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1answer
106 views

Greeter for lightDM not accepting changes

Basically the greeter has changed to the greeter usually used in xubuntu. I did install the xubuntu desktop package over kubuntu, but I've removed it by now. however it's managed to reinstall itself(I ...
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2answers
116 views

Is it there a way to stop kalarm error messages from appearing?

I use kalarm to schedule a lot of terminal actions in an automation process that involves an internet connection, and kalarm is indeed doing great work. But there are certain days in which the error ...
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2answers
2k views

Kubuntu 15.04 - Wrong log in screen resolution on laptop

I realise that there are similar questions on this problem for Ubuntu, including a question that I asked myself, but I have the same problem with Kubuntu 15.04. My Kubuntu system is set to a ...
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1answer
751 views

Kubuntu 11.04 bad experience, Gimp crashes and other bugs

I installed Kubuntu 11.04 64bit today. First let me expose some issues, this is not a rant, just some observations on Kubuntu 11.04 :) Flash doesn't work. The package "flashplugin-installer" was ...
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1answer
1k views

ibus -> preferences doesn't show

im trying to set my kubuntu to accept Japanese input, I followed this guide https://www.youtube.com/watch?v=BkwgyevmSGk#t=95 I clicked ibus, But it does nothing, I cant see anything ibus on my system ...