The official Ubuntu derivative using the KDE Plasma Desktop

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162 views

16.04 Live CD screen resolution problem?

I'm not sure if its me, but I have some problems with the 16.04 live CDs. See for yourself (using VirtualBox): VirtualBox settings: Base Memory: 3000MB Processors: 1 Video Memory: 128MB No 3D ...
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195 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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19 views

also unable to upgrade from 15.10>16.04 because of apt

I cannot get past " apt-1.0.10.2ubuntu2 not installed". Been reading for 2 days, tried everything I can find including all this upgrading from 15.10 to 16.04 apt not installed, downloaded ...
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1answer
290 views

Unable to install kubuntu-Desktop in ubuntu 16.04 Lts

Following snippet is what I used to install kubuntu-desktop in ubuntu-16.04 LTS sudo apt-get install kubuntu-desktop Got error message, kubuntu-desktop is already the newest version (1.338). You ...
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1answer
48 views

failed upgrade from 14.04 to 16.04

I'm running Kubuntu 14.04 32bit. trying to upgrade I used kubuntu-devel-release-upgrade, it started work fine, but while it was downloading it was interrupted several times but starting from the ...
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32 views

Freshly installed Ubuntu boots into initramfs

a few days ago I installed Linux Mint but had no luck getting wifi working so I switched over to Kubuntu. Everything was working fine and finally after some days of tweaking I had everything setup ...
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1answer
14 views

Box Account Sync in kubuntu

I am new to linux, I have currently installed kubuntu and I need assistance with synchronizing my box account to a folder in my Home. Thanks in advance
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2answers
163 views

Lenovo G50-80 suspend freeze on Kubuntu 16.04

I have recently installed Kubuntu 16.04 LTS alongside Windows 10 Pro on one HDD. System selection works. But when I use suspend in Kubuntu computer freezes entirely. Screen turn off, but all LEDs are ...
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29 views

Amule does not want to launch?

after I did reboot my system (required for an update), well, amule simply refuse to launch... I tried uninstall/reinstall then reboot, but I still have the problem, anyone can explain this to me? ...
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1answer
68 views

Problems with User Management - Kubuntu 16.04

I have one user set up (in addition to myself.) I want to add another one.In user management (in settings) I can't see the user I've already set up! Also, I entered details of another user, which were ...
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3answers
1k views

Plasma 5.6 on Kubuntu 16.04

Is there any way of running Plasma 5.6 on Kubuntu 16.04 without compiling it yourself? The Kubuntu Backports PPA isn't there yet (almost two bloody months after the release of Plasma 5.6) and ...
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60 views

Third screen sometimes black after Kubuntu 16.04 upgrade

I recently updated my Kubuntu 15.10 to 16.04. A minor disturbance that occurs since, concerns one of my screens. I have three of them. The left and middle function normally. The right does not work as ...
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1answer
11 views

Konsole hide tab bar

Is it possible to hide konsole tab bar? If so how. I've looked through the settings in the options panel for the profile, but nothing jumps out at me. Does a command line setting exist, or ...
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2answers
33 views

A last page with a word “secret” is printed

Can anyone explain to me and tell me why there is a last page printed with a word "secret" after every image printed. This does not happen to doc xls or even test page. But when I print an image, ...
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0answers
29 views

Canon ir2420 installation

Hello I am new to kubuntu. Can I please get a step by step installation for the driver of Canon Image Runner 2420. I tried to do it from printer settings but there is no driver available. If I could ...
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12 views

Kubuntu Locale Setting [duplicate]

I have just installed Kubuntu 16.04 using Asia (Rangoon) Timezone. The calendar and some numbers are showing in Myanmar Language.How can I change these language to English while retaining Rangoon ...
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0answers
118 views

Set desktop icons background color Kubuntu 16.04

I just installed Kubuntu 16.04. Still exploring, not sure how much of an improvement over 14.04 it is, but I already have one question: I always set some desktop icons for easy starting. In 14.04, I ...
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41 views

Sound problem in Kubuntu Cubeutils + Youtube on Firefox

On Kubuntu 16.04 when listening Youtube randomly when I set audio volume to maximum it will (depends od Youtube video) automatically change volume on system audio on Audio settings (CubeUtils). ...
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3answers
132 views

Live CD works great, but installed drops to INITRAMFS, kubuntu 16.04 LTS, XFCE

good afternoon, i recently swapped from Mint to Kubuntu with XFCE. the Live CD (actually a thumb drive) worked fine, so i went forward with the installation. on boot, i get dropped to initramfs, ...
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22 views

How to debug why Kubuntu crashes?

I am installed Kubuntu 16.04 in a Virtual box VM. I have a SSD disk and have disabled atime in /etc/fstab to decrease number of writes to SSD. All the latest updates are installed. When I start ...
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121 views

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

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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2answers
95 views

Install Kubuntu(16.04) and GRUB to an external drive to create a portable OS

Yesterday I tried to install Kubuntu 16.04 LTS onto an 8GB USB2.0 Stick following this answer. I changed the location for the bootloader to install to sdb(Which indeed was my usb drive). Still kubuntu ...
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1answer
36 views

Turn off or disable the guest account in kUbuntu using KDE system settings GUI

How do I turn off or disable the guest account in kUbuntu using the KDE GUI?
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53 views

Plasma 5 rendering errors 16.04

I'm having a hell of a time getting a Plasma 5 desktop to coexist with my regular Ubuntu 16.04 environment. I've been using this machine since 13.04 (updating 13.10 -> 14.04 -> 16.04) with no major ...
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61 views

Kubuntu Xenial recommended Nvidia driver

I updgraded fro Wily to Xenial yesterday, and booted to a blank screen. I managed to drop to shell, and after some trial and error, and after installing nvidia-364 from graphics-drives ppa, disabling ...
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1answer
204 views

Can't access settings on fresh install synapse for kUbuntu 16.04LTS

I have been using instructions that can be found here for my 14.04 systems. But after running: sudo add-apt-repository ppa:synapse-core/ppa sudo apt-get update I get the following on kUbuntu ...
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42 views

Installing Ubuntu on Acer Cloudbook 11

First question, all: Based on this thread, I tried installing Kubuntu on an Acer Cloudbook 11: Ubuntu installation on Acer Aspire Cloudbook 11 However, the granularity of the instructions is quite ...
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19 views

How do i find all clipboards on ubuntu and kUbuntu

I posted the following security concern in the security.stackexchange: kde system tray clipboard Note: This post is asking a different question. In response to finding that when I use the program ...
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1answer
248 views

kubuntu 16.04 SDDM login screen hangs

After upgrading from kubuntu 15.10 to 16.04, the login screen hangs right after typing the (correct) password and pressing enter. The controls like the text field are disabled and brightness slightly ...
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16 views

How to Fix This ACER/LINUX Hardware Problem?

HOW CAN I FIX THIS? Laptop=ACER ASPIRE 4540. OS(LINUX-kubuntu).
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15 views

Why have I only two avtivities types on Plasma 5?

After installing kubuntu 16.04 I have only two activities types in Plasma: desktop and folder view. Why? Is something missing in the system?
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229 views

Kubuntu 16.04 Discover search bug - Answer!

Because of requiring reputation, I post the answer of this question. To be able to see search results in Discover, open Konsole and type "sudo apt-get install muon". When finish installing, search ...
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1answer
185 views

after upgrade to 16.04 LTS rc.local not executing command

On previous installed version kubuntu 15.xx i added a line into /etc/rc.local > /home/diet/scripts/my-auto-mount-script which obviously referred to a script that if on home wifi network drives should ...
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1answer
55 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 ...
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1answer
209 views

Kubuntu 16.04 failed upgrade (problem with xserver-xorg-video-all?) [duplicate]

I'm trying to upgrade my Kubuntu Wily 15.10 computer but it fails. I'm doing this: $ sudo do-release-upgrade -m desktop This is what I get: Calculating the changes Could not calculate the ...
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37 views

Choppy Audio Playback With Clementine and VLC

Since I've installed Kubuntu 16.04 yesterday, music playback in VLC and Clementine started to be choppy. Starting to play a song, everything is fine for about 2 seconds until the stuttering begins ...
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23 views

kubuntu-desktop dependencies problem, now forbidden icon

A week ago, one of my friends said that the kubuntu-desktop is cool. So I installed it. But now there are dependencies problem with kde-telepathy-minimal, and the forbidden icon turned up and said ...
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49 views

Breeze icon theme wrong icons

I could not find this specific issue on Google. After I updated from Ubuntu 15.04 to 16.04 LTS, next to xfce4 and unity not working correctly, also the icons from the Breeze icon theme are behaving in ...
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100 views

Kubuntu 16.04: Suspend works only once after reboot

After upgrading to Kubuntu 16.04 (with default 4.4 kernel), suspending works only once after reboot. Second attempt fails, the screen goes blank, but the power remains on. After a forced reboot, I can ...
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1answer
13 views

Window image stays for forever in the workspace after closing it

The problem I've installed the latest Kubuntu 16.04, installed the latest release of Kubuntu, making a fresh install. Now, whenever a "secondary" window is closed, the image will stay forever. What ...
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1answer
182 views

Kubuntu Xenial upgrade - X11 error - “all shell packages missing”

I recently upgraded to Kubuntu 16.04 from 15.10. After the upgrade X windows doesn't start and I get dumped to a console window. When I log in I can execute a 'startx' but I get the KDE error "All ...
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24 views

Kubuntu 15.10 speakers get muted after 10 minutes

I have Kubuntu 15.10 with plasma KDE. Everything was working well, and at some point (I really tried hard to find out what exactly caused the problem) the speakers started getting muted. After the ...
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1answer
204 views

Screen Tearing on Kubuntu 16.04 with Intel Drivers?

So, quick background, on Kubuntu and have massive screen tearing issues. I have never had these problems on any other Linux Distros. Videos look really choppy, overall it's not a good experience. I ...
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15 views

Kubuntu doesn't want to connect to known networks anymore, only new ones

This problem happened all of a sudden, without an upgrade or so being done. I have had no trouble connecting to networks in the past. Since a few days ago however, I can't connect to existing ...
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5 views

Disable mail header in new message window

Always when I want to write a new message in Kmail a mail header section is included in the message box. How can I disable this? I can't find anything :(
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3answers
73 views

Remove “title bar” at top of chrome

I feel one of the biggest improvements with Chrome on Windows is moving the tabs all the way to the top to the screen (so the mouse can just go all the way up, then click). I went with the kubuntu ...
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23 views

How can I hide and protect devices in Dolphin (and other places in KDE)?

On most KDE file open dialogues and Dolphin, my devices (mounted and otherwise) are displayed as options. Clicking these convenient takes you to their mounted path (and mounts them first if they ...
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61 views

Wrong keyboard layouts

I want to be able to switch my keyboard layout between German and English (UK). As default I set it system-wide to English (UK, extended WinKeys), using sudo dpkg-reconfigure keyboard-configuration ...
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16 views

how to make Kubuntu widgets show correctly?

how to make Kubuntu widgets show correctly? here this is how it looks
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1answer
26 views

How to copy files from one directory to another after closing the Dolphin file manager in Kubuntu 16.04 LTS?

Please, I need your help with the following: The Problem: I can't copy/move one file (or more) from one directory to another unless if both directories are opened using the file manager. In other ...