The official Ubuntu derivative using the KDE Plasma Desktop

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110 views

Cannot compile java following upgrade to Kubuntu 16.04

Before I upgraded Kubuntu I could compile in eclipse. Eclipse now says: The project was not built since its build path was incomplete. Cannot find the class file for java.lang.Object. Fix the build ...
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0answers
138 views

add-apt-repository producing python error

Recently I updated ubuntu 14.04 to kubuntu 16.04.Whenever I try to add ppa repositories through "add-apt-repository",its producing python error.Please help me solve this error or suggest alternative ...
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0answers
20 views

Sweet Home on Ubuntu 14.04 not working properly

I often use Sweet Home 3D program, but now I have a trouble with it. Should say, that when I use Kubuntu, it works fine, all options, all features worked properly. But on Ubuntu - no. First, I can't ...
1
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1answer
53 views

Kubuntu 14.04.4 LTS: mouse pointer disapeared

I am running Kubuntu 14.04 LTS since years without this problem. But last week my mouse cursor did disappear while working with the system (when closing some windows and switching between virtual ...
1
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1answer
47 views

Binding a terminal command to a set of keys for Kubuntu 15.10

I have just installed cmus and to run it I need to go into terminal and enter the command "cmus". Is there any way I can bind this to a set of keys? Thanks.
1
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1answer
66 views

aptitude: symbol lookup error: aptitude: undefined symbol

When I run the following in my terminal: aptitude search linux-headers | grep ^i I get the following error: aptitude: symbol lookup error: aptitude: undefined symbol: ...
1
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0answers
37 views

Kubuntu - adding a 3rd monitor connected to onboard

Please help me find the answer in adding a 3rd monitor. My setup is I have 2 monitors connected to an external VCard (GeForce GT 730). I am adding a 3rd monitor which is connected to the onboard video ...
2
votes
0answers
71 views

Kubuntu 15.10 - Session save doesn't work

This machine was originally installed with Kubuntu 14.10. Then I upgraded to 15.04, and since then it fails to properly restore my previous session. I recently upgraded to Kubuntu 15.10, hoping to fix ...
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2answers
96 views

How do I check if I have the beta or stable version of Kubuntu?

I installed the Kubuntu 16.04 beta 2 and I plan to upgrade to the final release when it's out. I just want to know now how to check so I can make sure. The solution here tells me that I have the ...
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0answers
143 views

I can't download new Plasma widgets and Plasma themes in Kubuntu 16.04 LTS

Each time I try to download the new Plasma widget from the Plasma Add-On Installer, I get the following error: Loading of providers from file: http://download.kde.org/ocs/providers.xml failed ...
1
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1answer
41 views

How to fix the problem of drop-down menus being transparent and not readable in Kubuntu 15.10

The Problem: The task manager dropdown menus are all transparent and not readable at all. The same goes for all the dropdown menus of libre office. I have tried to change the desktop theme but the ...
0
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1answer
28 views

Power management dies after suspend in Kubuntu 15.10

Ever since I upgraded to Kubuntu 15.10 from 14.10 power management dies after waking up from suspend (to disk or ram). The only thing that still works is dim display but it won't even un-dim. Screen ...
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1answer
49 views

Google Chrome disappeared entirely

Google Chrome suddenly disappeared from my computer entirely after a reboot. I was using Chromium for some time but suddenly, Chrome appeared without me downloading it, and I thought something weird ...
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0answers
16 views

Change color on Kubuntu

There is a very annoying thing on Kubuntu. When I'm on youtube.com search bar is like following image It 'pretty much the text is not visible. What options do I have to change settings to change ...
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0answers
48 views

How can I get the Insert key never to overwrite in Kubuntu 14.04?

I have read Is there any way to disable the default behavior of the Insert key? asked in 2011 but I can't find the Add button in System settings. I want my Insert key to insert, but it keeps ...
0
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1answer
17 views

Accidentally killed plasma

I accidentally pressed ctrl + alt + esc, clicking on the process in the task manager, but it didnt work, and it selected the whole plasma desktop and got killed, is there a quick fix to start up ...
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0answers
27 views

How to install Slickedit trial in Kubuntu 14.04?

Has anybody tried to install the trial version of Slickedit in Kubuntu 14.04? I am new to Kubuntu and too inexperienced to succeed. How do I go about it?
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0answers
33 views

How to get Thunderbird in dual boot to work properly?

I have a dual boot machine, KUbuntu 15.10 and Windows 10. The first system installed was KUbuntu and Thunderbird was initially set up on it. Once Windows 10 was up & running I did install ...
1
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0answers
72 views

macbook pro retina overheating

I've strange problem that I have tried to solve for long time Macbook Pro Retina overheating I've tried : laptop-mode-tools,indicator-cpu,thermald,powertop Distros tried to use but no fix : Ubuntu ...
3
votes
1answer
123 views

Can i replace my desktop environment?

I'm considering trying out Gnome and maybe changing to it, but I've heard that "dualbooting" multiple desktop environments (so you can access them both from the login screen) can make your desktop do ...
0
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1answer
8 views

Kubuntu restarting application at boot

I shutdown Kubuntu once with an app running know it starts @ every boot even if closed before shutdown. App not in System Settings -> Startup. How can I keep this from happening,
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1answer
30 views

Kubuntu Graphical Desktop Not Displaying $HOME/Desktop Files

I'll make this as short as possible. I will refer to the "Desktop" to mean the area I see on the screen when no programs are open. Today I installed Kubuntu 15.10. When I save files to Home/Desktop ...
0
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1answer
28 views

outdated stunnel,openssl versions Kubuntu 14.04

I have : stunnel 4.53 > when the latest version is 5.31 openssl 1.0.1f > when the latest version is 1.0.2g I've updated the system using apt-get but still with 4.53 and 1.0.1f , I have a security ...
0
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1answer
75 views

How to install Qt verion 4.8.1

How can i install Qt version 4.8.1 in Kubuntu 14.04 ? I cannot find the version 4.8.1 in the official Qt site's downloads list. Kindly help me to install the exact version. Thanks
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2answers
131 views

KDE 5 - How to easily switch between audio outputs?

I currently have KDE 5 Plasma installed which I like a lot. However, it is not possible to easily switch between Audio outputs from One Soundcard (SPDIF and analog) like it was possible in Unity. Is ...
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0answers
62 views

Webcam not working in Kubuntu 15.04, but is listed in lsusb

I am on a desktop machine that runs dual boot Win10/Kubuntu 15.10 and I have a Logitech C310 Webcam. The problem is that while the webcam works fine in Windows, it currently does not work in my ...
4
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1answer
39 views

How To Program A Bash Script That Presses A Certain Combination Of Keys?

Please, i need someone to help me in making a very simple bash script. The job of this script is just to press a certain combination of keys on the keyboard. My objective is to create a script that ...
0
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0answers
38 views

Random Kernel Panic

I seem to be getting a crash once a day and I can't figure out the cause. I've never encountered this before and am a bit upset since it's happening on a refurbished computer I just bought. If the ...
1
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1answer
88 views

kubuntu 15.10 - Each time I try to install something I get the same dependency errors but the package seems to install OK

I get the following every time I try to install anything. It always seems to install OK but I'd rather not get the errors, what am I supposed to do to fix this? All I'd like to know really is where to ...
0
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1answer
13 views

Something resets my FireFox PAC file setting

I'm trying to set up proxy autoconfiguration in my FireFox 45.0 under Kubuntu 15.10. I'm specifying a path to PAC file in FF's Preferences\Advanced\Settings\"Automatic proxy configuration URL". It ...
1
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1answer
145 views

A list of wireless connections doesn't appear in Asus k501ux

Please help with wireless (may be drivers or other settings). I have asus k501ux and I have already installed kubuntu 15.10 on it, butit doesn't see any wi-fi network. No any networks lspci -nn | ...
2
votes
1answer
35 views

line-height problem when using ž character

If I write a line containgin ž in konsole or kwrite, the line height gets messed up. Is the default font broken, or is it the apps? Didn't know where to report the bug, so "ask ubuntu" sounded as a ...
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0answers
44 views

'Boot disk 100% full' [SOLVED]

"/boot is 100% full" I run Kubuntu 14.04 64bit and ran into the same problem : disk usage 100% all of a sudden. But despite thorough searching none of the offered solutions solved my issue. Until ...
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0answers
23 views

Firefox opens downloaded files with default app for Gnome instead of KDE which I am running

I am running Kubuntu 15.10 with KDE Plasma5. While I am running Firefox and open a file downloaded from there, it opens using the default application set in Gnome and not the ones configured for KDE....
0
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1answer
127 views

Help understanding and debugging slow boot with systemd network-online.target

I've spent some time on google, but I don't want a quick fix here, I want to understand what is going on. I have a desktop which boots to Windows in 3 seconds, and booted older ubuntu's in under 10, ...
0
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0answers
50 views

Cant get (k)ubuntu to work with GTX 960

I just built a PC with a GTX 960 from MSI as my graphics card. I had Windows 7 running on this machine however I failed to install kubuntu 15.10 on this computer. I can install kubuntu but when I ...
1
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1answer
45 views

Steam blank login screen kubuntu

I've installed steam from repo, then opened it, it did the usual update. After the update there was a blank login screen. Closed it, then reopened it but it is still blank. As fa as I see, the login ...
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0answers
12 views

How to disable the joystick for dragging Windows in KDE 5? (Kubuntu)

How to disable the joystick for dragging Windows in KDE 5? This is activated clicking on an unknown key and locks the keyboard. How to disable completely?
0
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1answer
117 views

Installing Unity alongside kde

I am running kubuntu 15.10 32-bit for a while, and although I love the kde enviroment, I would like the option of having unity. So, I did the following: sudo apt-get update sudo apt-get ...
0
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1answer
77 views

KDE login/logout issues in Kubuntu 15.10

I'm running a fresh Kubuntu installation on a new computer. Everything runs smooth except logging in and out of KDE. The problem could be divided into two parts: About 40% of the time, KDE won't ...
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0answers
16 views

KDE Login screen for 2 monitor

I'm wondering if is possible to remove one of the login screens under Kubuntu 15.10, I'm working with kubuntu and 2 monitors, and each time when I start my PC both monitor are showing the login window ...
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0answers
22 views

Performance issue when turning the pc on but dissapears when restarting

I am new to linux. My problem is that when i turn on the pc it is terribly slow, but when i restart the performance normalizes dissapears and the performance normalizes. I had the same issue also in ...
-2
votes
1answer
90 views

Who is better for a low computer Ubuntu or others like xubuntu or lubuntu [duplicate]

Ubuntu, Lubuntu, xubuntu, Kubuntu who of this is better for a low PC with only 1 GB ram and who have better programs and games and personalizations.
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17 views

Kubuntu 15.10 loading screen problem

I wanna ask again. I was installed my laptop with kubuntu 15.10. Everything is okay, but only one think that i was confused. When i restart or turn on my laptop after choice grub with kubuntu why it's ...
0
votes
1answer
30 views

A shortcut to present all windows and jump to one of them with a key

Is there a feature that present the "present all windows" screen or something similar and puts letters on the windows like 'alt' does for menu so you can jump to the desired window with just the ...
0
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0answers
10 views

authentification for external and internal device

I'm wondering why should I input each time my password for "conect" to my second hardrive, and worse, each time when I try to use an usb-stick and when I eject it... I have the same configuration in ...
0
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1answer
127 views

Dell Inspiron does not go into GRUB after shutdown from Kubuntu

I bought a new Dell Inspiron 15 3000 (Ubuntu) laptop and installed Kubuntu 15.10. No dual-boot. Kubuntu only. Everything seems to work... with one exception: After shutting down (or restarting) from ...
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0answers
142 views

KDE Plasma can't install. Help me

When try to install KDE Plasma (Kubuntu Desktop) on Ubuntu 15.10 using sudo apt-get install kubuntu-desktop Then this error comming, Reading package lists... Done Building dependency tree ...
1
vote
1answer
76 views

Show all user accounts on greeter screen

Is there a way to have Kubuntu 15.10 default to showing all users known to the system on the login screen (greeter)? If I have users Alf, Bill, Chris, Daisy and Ella, and Daisy was the last user ...
0
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1answer
46 views

Black screen with movable mouse in Kubuntu 15.10 KDE - How do i fix it?

I accidentally moved my unstable power coord connected to my monitor (It gets disconnected easily) and couldnt get the power coord to fit in rightly, so i had to force restart my computer (cause i ...