The official Ubuntu derivative using the KDE Plasma Desktop

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3
votes
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 ...
1
vote
1answer
139 views

Okular opens large pdfs with blank pages

I can't open large files (above 10MB) with Okular. This is a problem with files I save and open up in Dolphin and files I open directly in Firefox (i.e.e-books). Symptoms: -PDF opens but is blank or ...
5
votes
1answer
227 views

Where is KNode in Kubuntu 15.10 “Wily”?

I just installed Kubuntu 15.10 "Wily Werewolf" and found that it seems to be missing KNode. A Google search turned up the page http://packages.ubuntu.com/en/wily/knode and there is information about ...
1
vote
1answer
782 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 ...
0
votes
2answers
151 views

Problem with DNS in the latest Kubuntu 16.04 update

Today I install Kubuntu 16.04, again, because I'm having trouble to navigate. I have tried all kinds of browser, and with all I have the same problem. Sometime when I open a page, I received these ...
-1
votes
1answer
41 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 ...
1
vote
1answer
25 views

Problems with Dutch translations

I installed Kubuntu 16.04 in Dutch. When starting the first time I got the message "can not start Plasma 5". I found a solution in Kubuntu 16.04 Plasma can not start after fresh install There it is ...
3
votes
4answers
77k views

How do I make a bootable USB stick from an ISO image? I'm running Kubuntu 12.04

Why won't kb3 (in Kubuntu 12.04) recognize a USB drive and allow me to burn an ISO image to it? kb3 is the default iso burning application and it gets generally good reviews. But it pops up a dialog ...
2
votes
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 ...
0
votes
0answers
28 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-...
5
votes
6answers
2k 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 ...
2
votes
3answers
414 views

Strange icon in Unity top menu bar after installing KDE

After installing Kubuntu (I am using Ubuntu 14.04), it seems that a lot of fonts disappeared and a strange icon appeared in the top menu bar in Unity. I think it is the keyboard layout icon that has ...
4
votes
1answer
3k 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 ...
0
votes
1answer
4k views

Kubuntu UEFI Dual Boot with Windows 7 failed at installing Grub-efi

I want to install Kubuntu 13.04 together with Windows 7 in UEFI Mode. I installed Windows 7 first, which created the EFI boot partition. When it come to installing Kubuntu, the installation failed ...
0
votes
0answers
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 ...
3
votes
2answers
1k views

How can I get the Plasma 5 Device Notifier to give me appropriate options for DVDs after upgrading from Kubuntu 14.10 to 15.04?

Previous to installing Kubuntu 15.04, I was using Kubuntu 14.10 with Plasma 4. There, the Device Notifier would give me a number of options for Video Discs which I inserted. These included playing the ...
0
votes
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 ...
1
vote
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 ...
0
votes
1answer
45 views

How to downgrade plasma 5.6.4 to 5.5

I installed via the backports ppa but experiencing pretty much bugs. Is there any way to downgrade?
1
vote
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 ...
0
votes
1answer
98 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 ...
0
votes
0answers
79 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 ...
1
vote
1answer
66 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 ...
0
votes
1answer
224 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 ...
-1
votes
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 ...
0
votes
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-...
1
vote
1answer
39 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?
1
vote
0answers
150 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 ...
0
votes
1answer
24 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 ...
1
vote
1answer
34 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.
0
votes
0answers
29 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?
2
votes
1answer
519 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, ...
0
votes
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 ...
2
votes
1answer
42 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 ...
0
votes
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 ...
0
votes
0answers
79 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 ...
1
vote
2answers
92 views

ssh-tunneled SOCKS proxy connection refusals on Firefox 47.0 / Kubuntu 16.04

I am having difficulty making connections to websites using Firefox over a tunneled SOCKS proxy. SOCKS4/SOCKS5 makes no difference. I set up the tunnel with ssh -D 1234 id@remotehost.example.com ...
0
votes
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 : ...
0
votes
0answers
37 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?
3
votes
4answers
3k views

Icons not showing on sudo dolphin on 15.10

Greetings again everyone, I update my system recently from 15.04 to 15.10. And among the many bizarre errors, when I open dolphin as root, by using kdesudo dolphin, no icons load. They do load ...
0
votes
2answers
78 views

mount img with dolphin

I'm running 16.04 and I am trying to mount a img file, but I have no option to do so. How can I add the ability to mount? Preferably something gui based and just either a context menu option, or ...
1
vote
1answer
222 views

Ubuntu not respecting custom keymap

I have modified my keymap for dvorak in the file /usr/share/X11/xkb/symbols/us, but it does not load properly, even after multiple reboots. Suggestions? EDIT: A partial solution I have found is ...
4
votes
1answer
621 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 ...
0
votes
0answers
40 views

Problem with wifi (iwlwifi)

My wifi connection has some problem: when I first boot and login to KDE it is connected to my wifi modem automatically and when clicking on the network-manager icon it display all the wifi Access-...
3
votes
2answers
439 views

16.04 Live CD screen resolution problem? [duplicate]

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 ...
1
vote
2answers
166 views

Can I get Ubuntu Software on Kubuntu 16.04?

I am trying out Kubuntu 16.04 moving from Ubuntu 16.04. And I am wondering if it is possible to get the NEW Ubuntu Software Center on Kubuntu 16.04. I know that you can download the old Software ...
3
votes
1answer
55 views

Where to change how xdg-open opens urls? sync with kde-open?

kde-open "http://askubuntu.com/" is nice, and opens the URL in my webbrowser but xdg-open "http://askubuntu.com/" opens the link in my texteditor :-( I know where I find the file-association in ...
0
votes
0answers
318 views

Trying to install muon package manager on kubuntu

I want to install some features from Kali Linux but I need firstly to install a muon package manager. So I'm trying: bartosz@bartosz-L750D:~$ sudo apt-get install muon Reading package lists... Done ...
0
votes
0answers
12 views

Kubuntu 15.10, Virutalbox - export stops

I'm running a Ubuntu 14.04 Guest OS on a Kubuntu 15.10 Host (don't ask, not my idea). Both are 64bit systems. Now, I'm trying to export the VM so it can be copied to another host. However, the ...
0
votes
0answers
35 views

16.04 Laptop Keyboard freezes on Lid Close, how do I get it back?

Asus laptop with i5-3230m cpu. Everytime I close the lid the keyboard locks. The only solution I have found is to hibernate, which is really just a quicker reboot. Is there anything I can do to ...