The official Ubuntu derivative using the KDE Plasma Desktop

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2answers
4k views

Can Firefox open (embedded) PDF's without starting Okular?

How can I make Firefox on Kubuntu to open PDF in its embedded PDF viewer, like it does on Windows? Currently it opens PDF's in Okular. Some websites (with embedded PDF's) malfunction because of this ...
3
votes
3answers
9k views

Executing 'grub-install /dev/sda5' failed. This is a fatal error

I apologize in advance for my bad english. I was trying to dual boot Windows 7 and Kubuntu 11.10, and i get this error 'Executing 'grub-install /dev/sda5' failed. This is a fatal error.'. every time ...
3
votes
3answers
6k views

How to set keyboard combination to kill the X server?

It used to be ctrl+alt+backspace to kill x server, but for some unknown reason, it was decided to disable that combination and use something else (I think it is right alt + printscreen +k). So, how ...
3
votes
2answers
56 views

Benefits of Separating Home Directory?

I'm trying to strategize my ubuntu installation. I've always read that separating the /home directory makes it easier when it comes to upgrading your distro. But could somebody please explain why? I'm ...
3
votes
3answers
2k views

Lost “Open terminal here” on upgrade from Kubuntu 14.10 to 15.04

In Kubuntu 14.10, the option "Open terminal here" was available in Dolphin's Actions menu. When I upgraded to Kubuntu 15.04, this option disappeared. How can it be restored?
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votes
2answers
1k views

kde clock format: how to include the day in a non-tiny font?

I'm using KDE on Kubuntu 15.04. I want my taskbar clock to look like this: Sun 19 15:11 (or AM/PM would be ok, main thing is Day / Date in the same font size as the time. I don't need my computer ...
3
votes
1answer
78 views

Does Kubuntu have GPG keys?

Does a Kubuntu have a GPG keys to prove the authenticity of OS image? I saw the Ubuntu have, but didn't see anything for [K]ubuntu.
3
votes
1answer
1k views

How to change Login screen to Kde

I installed kubuntu-desktop in Ubuntu 14.04. In the installation, it didn't ask me to choose default login screen. Now my login screen is still Ubuntu login. How can I change it to Kde login screen ...
3
votes
1answer
10k views

How do I install Ubuntu on a Meego pad t01

This Christmas I received a MeeGo Pad T01 as a present and have been checking around the inter-webs for a Ubuntu/Linux installation guide without success. So my question is fairly self explanatory ...
3
votes
2answers
12k views

Virtual Box Kernel error [duplicate]

I am using kubuntu in my laptop i have installed virtual box in kubuntu 14.04 lts but when i start virtual machine it gives me error: Failed to open a session for the virtual machine ub. VT-x ...
3
votes
1answer
992 views

How do I get Firefox to open attachments without downloading them?

I have Windows XP and Kubuntu 12.04 on my desktop. I use Gmail and Yahoo mail through Firefox. If I get an attachment using XP, I know how to navigate to C:/Program Files/XYZ/xyz.exe to open the ...
3
votes
1answer
8k views

GTK3 theme in KDE

I am using Kubuntu 12.04 and QtCurve widget style which does not support GTK3: How can apply a GNOME theme for GTK3 apps? I found an advice here: installed gnome-themes-standard and ...
3
votes
1answer
5k views

How do I change system-wide font settings in Kubuntu?

How do I change the font/size for the icon captions, Dolphin text, and window decoration text? They all went from 12 point to 10 point after I installed KDE updates on Kubuntu 12.04.
3
votes
1answer
3k views

Web fonts became ugly after installing KDE

After installing kde-standard on my Ubuntu 12.04,web fonts(both Firefox and Chrome) turned to ugly both in Gnome and KDE desktops.How do I get back good looking web fonts.
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votes
2answers
4k views

How to switch from Kubuntu to Lubuntu

How can someone switch from Kubuntu to Ubuntu? I need the OS to be more lighter than Kubuntu, so I need things to be unistalled from Kubuntu and the LXDE to be installed. I am talking about 11.10 . ...
3
votes
1answer
3k views

okular default printer settings

In Kubuntu 11.10, Okular does not seem to obey the CUPS default printer settings. So everytime I want to print something double-sided I have to select the option in Okular, really inconvenient. Is ...
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3answers
10k views

How do I install Skype on 11.10 when using kubuntu (kde4.7)?

I have added the partner repository, however when issuing aptitude install skype the proposed solution is to remove all of libs concerning kde4, plasma, dolphin and a hundred other packages. That ...
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3answers
1k views

How do I increase the volume beyond 100% in Kubuntu?

The Unity/gtk volume manager that comes with vanilla Ubuntu lets you increase the volume past 100%, which is useful for hearing quiet youtube videos. Is there a way to achieve the same thing with the ...
3
votes
3answers
9k views

Wireless network not connecting in Kubuntu 11.04

I've got a fairly fresh install (a month old) of Kubuntu without much modification done to it and I'm having massive issues connecting to any wireless network. The computer can see the networks ...
3
votes
5answers
4k views

Why does Akonadi on KDE 4.6.0 refuse to start?

Akonadi refuses to start on my fresh installation of KDE 4.6.0 from the kubuntu-backports PPA on Ubuntu 10.10 Maverick Meerkat, preventing me from usking KMail. Here is the full error output: ...
3
votes
1answer
750 views

Will gcc be upgraded to 4.5.* in one of the 10.04.* releases?

I don't quite understand how the LTS releases work. Will gcc be updated to the newer 4.5 version or will it remain 4.4 and I'll have to wait for 11 before seeing 4.5?
3
votes
4answers
11k views

How to automount hard disks without the need for password at login?

I want my Kubuntu to auto mount my hard disks at login without the need for password. I tried it through System settings -> removable media and checked "Enable automount removable media". But at the ...
3
votes
1answer
119 views

When I do a release upgrade on a system with two derivatives, do both get updated?

Let's say I installed regular Ubuntu Desktop edition using the liveCD. The I installed both Kubuntu and UNR on the same partition as Ubuntu desktop, by doing: sudo apt-get install kubuntu-desktop ...
3
votes
5answers
8k views

How do I restore a linux boot partition?

First of all, I'm a linux noob (I've been using linux for a about four-five years, but only fixed problems as I got them though usually I just reinstalled everything). I have recently installed ...
3
votes
5answers
1k views

Fixing USB drive auto-notify

Yesterday I was copying files from SD cards, but at some point they stopped auto-mounting. Didn't notice any errors. I can still mount by right-clicking the appropriate file in /dev in Konqueror. ...
3
votes
1answer
1k views

Kubuntu 16.04 Driver mananger 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?
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votes
2answers
653 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 ...
3
votes
1answer
99 views

How to make xdg-open to use kde-open instead of gvfs-open?

I have both gnome and KDE installed in my Ubuntu, but mostly I use KDE. When I execute: xdg-open <folder_name> it runs nautilus instead of dolphin (as gvfs-open also do). It seems to me ...
3
votes
1answer
2k views

Prevent kubuntu from remembering previous session

If I shutdown pc while, for example, a konsole is opened, at the next boot kubuntu will load that konsole. This happens for each file/program opened. I don't want this. Is there a way to prevent it?
3
votes
2answers
5k views

Get the Bluetooth Audio Sink working with Kubuntu 13.10 and Bose Mini Soundlink

I'm using Kubuntu 13.10 with a Bose Mini Soundlink. I have no issue discovering, pairing and trusting the external speaker. On the contrary, I'm having great troubles in streaming the sound from the ...
3
votes
3answers
4k views

KDEInit could not launch /usr/bin/kate

I'm running Kubuntu 12.04 with KDE 4.11.1 and the rootactions service menu in Dolphin. I opened Dolphin as root then clicked on a text file. I got a "Sorry" dialog with the message: KDEInit could ...
3
votes
1answer
683 views

How do I get the session option for KDE in the login screen? (installed kde-full)

I've installed the package kde-full in Ubuntu 12.10. As I know I should be able to switch to KDE on the login screen, after it is installed. However, I only see two options: Ubuntu 3D Ubuntu 2D ...
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votes
4answers
2k views

How to get the newest version of a package installed via apt-get?

Is there a way to install the latest release of a program other than building it from the source? I know that the packages/applications in the ubuntu repositories are not always containing the most ...
3
votes
1answer
2k views

Kubuntu 13.04 installer crashes on manual partition setup

I love kubuntu, but the day I get to install a new version without issue is the day I dance naked through the streets :-( Trying to install 13.04 on my Dell XPS. The installer starts up fine, but ...
3
votes
2answers
2k views

Font rendering issue in GTK based applications, (Firefox, GIMP)?

I am experiencing an issue with font rendering issue in GTK based applications (for example; Firefox, GIMP). I've read a bunch of Google answers about this, but haven't figured out yet what to do. It ...
3
votes
2answers
4k views

Aligning desktop icons in Kubuntu

I am using Kubuntu 11.10 (KDE4.7). Currently my desktop is in "Folder Layout" mode. I have tried align the icons on my desktop by selecting "Align to grid" in icons option in desktop. Still by icons ...
3
votes
2answers
2k views

Download manager for chrome in Kubuntu?

How can I integrate kget into google chrome? Alternatively what other good download managers are there for chrome that will work in Kubuntu? thanks
3
votes
1answer
295 views

GIMP crashes on startup

First, I must say that I do not have PPA or any experimental packages enabled. Just now I installed the GIMP using kpackagekit. When I tried to start it using icon in the application menu, it didn't ...
3
votes
1answer
158 views

Should I mix Kubuntu PPAs?

If i am using the ppa:kubuntu-ppa/backports ppa and the ppa:kubuntu-ppa, will there be any interference between the two? So in essence should i disable the ppa:kubuntu-ppa ppa? Thanks
3
votes
2answers
2k views

DSL connection using networkmanager in KDE does not seem to work

I have installed Kubuntu 10.10 alongside windows 7. In kubuntu 10.10 i tried to connect to internet using the DSL connection tab in the networkmanger on the taskbar -> manage connection -> DSL. i gave ...
3
votes
4answers
338 views

Unable to access folder on LAN since upgrade and switch to KDE

I am running Lucid and after installing some upgrades and switching from Gnome to KDE, I found I can no longer connect to the server on my office LAN. I can see it on the network, but clicking on it ...
3
votes
1answer
26 views

Why Dolphin refuses to start in Kubuntu 15.10?

Somehow since updating Kubuntu to version 15.10 the Dolphin filemanager refuses to start by clicking on the icon. It appears to start as shown by the 'dancing' icon but then does not show up. However ...
3
votes
2answers
167 views

How to fix bad display driver?

I stupidly installed, on my 15.10 Ubuntu installation, Kubuntu from the command line while ignoring the warnings of broken packages or errors that happened during the install. When I rebooted my ...
3
votes
2answers
918 views

Installing PHYSX under WINE

I installed ME2, but it asks for physx. I used following command to install physx: ./winetricks physx And that resulted in: You are using a 64-bit WINEPREFIX. If you encounter problems, ...
3
votes
1answer
10k views

How to fix or re-install the broken packages resulting from updates installation?

I recently installed Kubuntu 14.04 and I installed available updates. Then, I got a black screen with mouse pointer visible. I lost my desktop. However I got to terminal with Ctrl+Alt+F1. Then I ran ...
3
votes
2answers
613 views

ssh is not asking for my passphrase

SSH is no longer asking for my private key's passphrase. I don't understand how this happening. In the past, I have used ksshaskpass to get my ssh key's passphrase from KWallet and unlock my key. I ...
3
votes
1answer
629 views

GEdit runs with unsaved empty document [closed]

In the last few days gedit has started behaving quite weird. Every time I open it, it has an unsaved, empty document, even if I open some code file (so as a result, instead of opening my file ...
3
votes
2answers
324 views

Deleting A non working version of Ubuntu from Kubuntu

I had Ubuntu 12.10 to replace Easy-Peasy, however some packages broke and the screen would come up blank after booting/BIOS, I installed a dual boot of Ubuntu 12.10 which works and switched to the KDE ...
3
votes
1answer
2k views

KDE taskbar questions

1) How can I set minimized apps' names on taskbar NOT to be gray? (ie they are always black) 2) How can I make taskbar not transparent in default theme? But other way than turning all desktops ...
3
votes
1answer
568 views

How do I install the necessary debug packages to report tracebacks in Kubuntu?

I've had many a Kubuntu install, but across all of them, I've had this problem. When KDE crashes, I get the "Crash Reporting Assistant" dialog that wants me to install debug symbols to get a full ...