The official Ubuntu derivative using the KDE Plasma Desktop

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34 views

kwallet + gpg kubntu

I've installed kubuntu 16.04 and create gpg key. But when I try to create a new wallet with kwallet it can't find no one encryption key. I tried to create pair of keys with gpg and kgpg, in both cases ...
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0answers
28 views

How can I make Kubuntu access my Windows Phone?

I did a fresh install of Kubuntu. I have a Nokia Lumia 635 which is working on Ubuntu and Windows. Using Kubuntu,it gives this error:
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1answer
173 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 ...
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0answers
33 views

Kubuntu: Firefox and Thunderbird display generic icon for launcher

My system was installed with a Kubuntu 14.10, upgraded to 15.04 and now it's a 15.10. Both firefox and thunderbird have launchers in my 'task manager'. For both applications, I get the same generic ...
1
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1answer
91 views

How to reset Display and Monitor > Display Configuration > Scale Display

On upgrading to 16.04 from 15.10, my font size was tiny. Somewhere I found the suggestion to go to: System Settings > Display and Monitor > Display Configuration > Scale Display And change the ...
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83 views

Will kubuntu support snap packages?

Does Kubuntu 16.04 support snap packages?
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0answers
213 views

How do I fix black screen in kubuntu 16.04?

So I am trying to use the computer and all I get is a black screen. I don't know how to fix the black screen. Can you help me? I updated Kubutnu 15.10 to 16.04 and all I got was a Black screen. ...
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0answers
22 views

Mouse clicks stop registering

If I stop using the mouse for the a minute the button clicks stop registering, I can continue to move the mouse but nothing happens when I click on some thing, any ideas what could be causing this? ...
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0answers
80 views

How do I make panel background in Kubuntu 16.04 no transparent?

I want my panel to be black, with no transparency. In system settings, under the desktop theme details I have set Panel background to Oxygen. I thought that would be black background, but it is ...
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0answers
51 views

Problem with desktop manager after updating to 16.04

I just update my Ubuntu to 16.04. After restarting, I found that my desktop manager is not started. It just give command line interface. After I try to input kdestart (I have Kubuntu from previous ...
0
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1answer
284 views

distorted video playback with vlc in kubuntu 16.04

I recently installed kubuntu 16.04 on my laptop. Everything works fine except that i can't play videos with vlc player! the default player(Dragon) has no problem but when i open videos with vlc the ...
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0answers
78 views

Visual changes of the applications with root in Kubuntu 15.10/16.04

The problem is: when I start apps in Kubuntu with sudo or kdesudo, these apps change their visual themes and some of them are displayed with issues. As an example: Dolphin in normal mode: Dolphin ...
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3answers
589 views

akonadi services and mysqld use too much memory in kubuntu 16.04

I recently installed kubuntu 16.04 on my Dell studio xps 1640 that has 8GB of Memory installed. Everything is working fine but Something is really bothering me. After a fresh boot up, when i check the ...
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0answers
18 views

Sort local collection by album instead of by artist in Amarok

The default sort to your local amarok collection seems to be by artist, then by album. Can I change to sort order to be albums then artist? I don't want to rename or change the files in the collection ...
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0answers
12 views

Lost system after update

I know similar subject was in forum not once, but answers which I found did not solve my problem. I have Netbook Lenovo S10-3 (old and slow) I was using Kubuntu for a long time, but about 2 weeks ago ...
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0answers
290 views

Kubuntu 16.04 : Software centre search bug

I installed the new 16.04 kubuntu and I have problem with Discover - Software center. So these are the screen shot that I have made This is the first look you see that we have wrong aligned text, ...
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5answers
1k 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 ...
6
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4answers
3k views

Kubuntu 16.04 Driver Manager broken

The driver manager is hanging on the "Collecting Information about your system" phase it's not progressing past this point. Is any one else experiencing this, if so are there any known fixes?
4
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1answer
1k views

Why isn't Hibernate in Ubuntu 16.04 working and how to fix it?

I have Kubuntu 16.04 64-bit installed on my HP Pavilion 17-f000 Notebook. I've tried the steps from the ubuntu 16.04 wiki, but the sudo pm-hibernate terminal command did nothing and creating the ...
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3answers
2k 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 ...
2
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1answer
252 views

How to resize a Folder View widget on the desktop?

It's surely my fault, but I am not able to resize the folder view widgets I've put on the desktop. In the previous release (14.04, KDE 4) the folder view widgets all had auto-appearing hanldes for ...
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0answers
65 views

dropbox icon gone but returned black

I think I have a potential solution to a fairly minor but annoying problem, upon updating my repositories the dropbox icon disappeared from the taskbar. I actually got it back by removing and ...
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0answers
14 views

DNS issue in Kubuntu 15.10 on campus network - DNS not resolving except when connected through one particular wifi router

I'm facing a weird DNS issue. I'm on a campus network. My laptop runs Kubuntu 15.10. When I connect from my dorm room wireless router (which is also on the campus network), everything is fine, I can ...
4
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1answer
2k views

kubuntu 16.04 release unusable in virtualbox

Installed the released amd64 version of Kubuntu in a VirtualBox virtual machine - single CPU, 4096 Gb memory, 128 Mb video memory, single monitor. After install, following instructions from several ...
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1answer
93 views

Cannot input Vietnamese(Unikey)!

So here's the problem. I just installed Kubuntu 16.04 amd64 on my laptop. It just seems I can't input Vietnamese into any application although I've installed ibus-unikey, started it's daemon, ...
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1answer
485 views

Kubuntu shows black screen after upgrading to 16.04

I upgraded my Kubuntu 15.10 machine to 16.04 yesterday. Everything was working fine. Today, I did a reboot. Upon logging in, my desktop doesn't show so I have a blank black screen. Thankfully, Plank ...
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0answers
56 views

Avoid flooding disk by copying to failed mount point

I intend to copy files from one Kubuntu PC to the Samba share of a second PC as a backup. For this purpose I am using a backup GUI tool. I would like to mount the samba share to a mount point on the ...
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1answer
395 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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0answers
974 views

X.org does not start after 15.10 to 16.04 upgrade

I upgraded Kubuntu from 15.10 to 16.04 today using the official upgrade process. The upgrade was smooth: no errors at any point during the process. However, after rebooting, X.org fails to start up. ...
0
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1answer
345 views

Kubuntu 16.04 hybrid amd graphics card blank window

I am on a laptop with Intel/AMD hybrid GPU, and I believe I have the driver AMDGPU enabled by default. xrandr --setprovideroffloadsink was also set to the AMD card. So I tried to launch steam with ...
0
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1answer
87 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 ...
0
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0answers
120 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
18 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 ...
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1answer
37 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
44 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
vote
1answer
47 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
33 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
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0answers
50 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 ...
0
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2answers
89 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
86 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
36 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
25 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
48 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
14 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
44 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
15 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
20 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
29 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 ...
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0answers
59 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
96 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 ...