The official Ubuntu derivative using the KDE Plasma Desktop

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kubuntu 15.04 upgrade: many problems

I'll just toss here a list of problems I have with the recent upgrade to kubuntu 15.04 I'll accept that all my settings are gone because of the change of framework 4 to 5 (it would have been nice to ...
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27 views

Spector T230 is not being detected [closed]

Hope someone can help me out with this. I got a Spector bluettooh speaker and I can't manage to get it detected by Kubuntu bluettooth wizard. I am wondering if anyone have experience dealing with ...
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0answers
21 views

cannot connect to wifi after recent update on Kubuntu

I need advise. i cant connect to any wifi signal that available in wireless connection. fyi, i just recently update the kubuntu. Does it have any impact on this? If yes, please help me..
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0answers
140 views

missing some icons in KDE 5 launcher and tray after installing unity

I have kubuntu 15.04 on my laptop. last night I installed unity desktop using the command: sudo apt-get install ubuntu-desktop on my laptop. but after first restart I missed some of my application ...
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1answer
199 views

wifi problem after connecting to wired connection in kubuntu 15.04

A few days ago I installed Kubuntu 15.04 on my laptop. in first day I had no problem using WiFi at home but in my office I have no WiFi and I have to use a wired Ethernet cable to connect to the ...
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0answers
31 views

DBus Error while Packagekit Install

I have been trying to install Packagekit-1.0.6, the latest build from their website: http://www.freedesktop.org/software/PackageKit/releases/ I installed all the dependencies by sudo apt-get ...
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0answers
58 views

GRUB_CMDLINE_LINUX=“cgroup_enable=memory swapaccount=1” crashes plasma 5

Following the instructions found here I modified my /etc/default/grub with this line: GRUB_CMDLINE_LINUX="cgroup_enable=memory swapaccount=1" on a kubuntu 14.04 and a kubuntu 15.04 machines. The ...
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1answer
51 views

Unable to run .Jar file for a RSPS?

I'm trying to run a .jar file that I've downloaded for a Runescape Private Server (I'm not trying to host, I'm just trying to play another server). However when I run it in my terminal it says: ...
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1answer
190 views

Graphical mode only in rescue mode after upgrade to 15.4 Kubuntu

I upgradded to 15.4, now my GUI is blank when booting regular. But iam able to boot the GUI while selecting rescue mode. apt-get update && apt-get-upgrade Says ecerything is up 2 date I ...
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2answers
165 views

cannot upgrade Kubuntu 14.10

I have Kubuntu 14.10 with Linux desktop001 3.16.0-30-generic #40-Ubuntu SMP Mon Jan 12 22:06:37 UTC 2015 x86_64 x86_64 x86_64 GNU/Linux kernel and when I issue command for system upgrade: clear ...
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44 views

Laptop runs much slower after installing KDE environment Ubuntu 15.04

Recently after installing the kde environment (onto normal ubuntu 15.04, through 1 simple package install after completely removing the xfce environment.) i have noticed the massive increase in boot ...
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1answer
146 views

No network-manager in Kubuntu 15.04

I have a fresh Kubuntu 15.04 install. When I go to the icon, right click, Networks Settings, I end up in this window: Update: Same thing happens for Updates settings.
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2answers
16k views

How do I know my KDE version?

I'm on Kubuntu 11.04 and I want to know what KDE version I'm using.
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1answer
184 views

Can not shut down Kubuntu 15.04

I upgraded my Kubuntu system from 14.10 to 15.04. Now I can not shut down or log out from the system using the gui's menu. When I click on the shutdown button, ksmserver goes to 100% CPU and nothing ...
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1answer
126 views

Plasma effects lost in Kubuntu 15.04

I had some crash reports after trying to change virtual desks of windows by dragging. I realized it had to do with cube animations. And after trying some configurations, having new crashes and ...
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2answers
311 views

Hebrew fonts in Picasa 3.9 wine 1.4.1 kubuntu 13.10 look as empty squares

I've got a fresh Kubuntu 13.10 64 bit with wine 1.4.1 on it. Fonts seemed to install without a problem (how can I check that? I've installed culmus manually and msfft core with wine). Importing my ...
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1answer
171 views

Black boxes after upgrade from Kubuntu 14.10 to 15.04

Hello after upgrading my Kubuntu 14.10 to 15.04 there seems to be some packages missing. Some graphics (like wallpaper, menu-backgrounds, buttons are not shown correctly. THey are simply staying ...
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0answers
26 views

Fail after seond reboot when going to Kubuntu vivid from 14.10

My wife's Eurocom Laptop was running Kubuntu 14.10 and telling her she needed to do a version upgrade. But clicking on the upgrade button in apper was failing with a error 127. We tried running a ...
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0answers
31 views

Can't get USB microphone to be recognized

I'm using Kubuntu 14.04, and I'm having trouble getting the microphone on my headset to be recognized. The speakers portion of the headset works fine, and both parts work fine on a Windows machine. ...
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0answers
76 views

How to change the graphic settings in Kubuntu 15.04

and thanks for taking a look at my problem. I have a Kubuntu 15.04, upgraded from 14.10 and whenever I open a session the borders in every breeze theme window show a black corner and the preview of ...
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2answers
5k views

Wireless not working on Kubuntu 14.04 Qualcomm Atheros AR9485

(I apologize if I make some mistakes in this article, I'm French so English is not my mother tongue). I'm a newbie on Linux stuff and maybe the solution of my problem is obvious but I need your help. ...
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1answer
85 views

How to allow desktop to be used in Kubuntu 15.04

Hi guys I recently installed Kubuntu 15.04 and I cant for the life of me figure out to to unlock the desktop so that I can drag and drop files there. Its an important part of my workflow and I would ...
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1answer
98 views

How to keep all linux kernel packages on Kubuntu 14.04?

I'm running Kubuntu 14.04 on my private laptop. When the package system updates my Linux kernel it removes the old packages, only keeping the 2 newest versions of the kernel images (and associated ...
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0answers
62 views

How to make KDE remember your opened windows across sessions?

This used to work on Kubuntu 14, 13, etc... but since the upgrade to Kubuntu 15.04, after I login only some of my windows re-open automatically. And some of those that do are not in the position I ...
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1answer
144 views

Clean Kubuntu 15.04 install - How do I include make my old home partition from 14.04 as new /home

Basically I want to use my old home partition as my new home following a clean install of kubuntu 15.04 over the old kubuntu 14.04 partition. Because of all the data there. I understand that it will ...
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1answer
21 views

How can I contribute artwork to kubuntu?

I recently installed kubuntu on my PC. I would like to change the icon of the system task bar and submit the icon so that it can replace the default icon in the kubuntu KDE 5 breeze theme. Please ...
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1answer
99 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 ...
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0answers
21 views

Does Ubuntu commercial support supports Kubuntu 15.04?

Does Ubuntu commercial support supports Kubuntu 15.04? The big difference between Ubuntu an Kubuntu of course KDE desktop, but what if I need support for hardware and interconnect problems (related ...
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1answer
641 views

Network problem after upgrading to Kubuntu 15.04

This problem started to occur after I upgraded to 15.04. I connect to wifi, after some time it disconnects, and after I try to re-connect it shows following: * Blured area are wifi names.
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1answer
32 views

Kubuntu - The package ttf-mscorefonts-installer needs to be reinstalled, but I can't find an archive for it

I'm trying to install pipelight, however I keep getting this issue. The package ttf-mscorefonts-installer needs to be reinstalled, but I can't find an archive for it.
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6answers
4k views

Black screen after login Kubuntu 15.04

I have updated my kubuntu 14.10 to kubuntu 15.04. And now after boot, when I enter my password on welcome screen, I will get black screen. It's looks like screen powered off. No cursor, no change ...
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19 views

I can't enable Pipelight?

I've been trying to install pipelight on Kubuntu (I've dual booted into it on my chromebook). However when I attempt to enable pipelight it doesn't work. (precise)george@localhost:~$ sudo ...
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0answers
192 views

Black screen on wake since 15.04 upgrade (ATI)

Similar to this post Black screen on upgrading to 15.04 but since the hardware and conditions are different (Heathrow XT Radeon HD 7870M), I'll start another thread. If I use the fglrx driver, the ...
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1answer
68 views

Swap does not work in Kubuntu 15.04

I've installed Kubuntu 15.04. It seems that swap doesn't work: free -m: total used free shared buffers cached Mem: 3706 3109 596 197 ...
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2answers
1k views

Ubuntu 15.04 with kubuntu freeze on login screen

I have update to ubuntu 15.04 with kubuntu. But It freeze on login screen.I can not do anything even ctrl+alt+f2. Some time I can login using recovery mode but some time that also fails.It also ...
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1answer
583 views

KDE Plasma 5 Missing Removeable Devices Option

I have upgraded my Kubuntu from 14.10 to 15.04 via Package-Manager. Now, Plasma 5 is used. But with Plasma 5, i am missing some functions: e.g Removeable Devices in System-Settings.(i used this to ...
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1answer
36 views

Wlan0 interface gone after a reboot

I am using kubuntu 14.04 on my HP laptop, but I can't connect to my wifi. ifconfig returns eth0 and lo as the only interfaces. ifconfig -a shows the wlan0 interface. Tried ifconfig wlan0 up gives ...
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131 views

How to install lxde without crashing in kubuntu 15.04

I recently installed kubuntu 15.04 on my PC. After that I installed lxde from the code :- sudo apt-get lubuntu-desktop After choosing light DM and successful installation I restarted the PC , then ...
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1answer
31 views

libgnomeprint breaks Plasma 5 desktop

I am running Kubuntu 15.04 with the Plasma 5 desktop. Yesterday I tried to install Stata 12 on my machine as I did many times before with previous Ubuntu versions. After finishing the installation ...
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0answers
11 views

Kubuntu 14 and a very old hardrive [migrated]

I recently installed Kubuntu on a very old hardrive (its 10 years old at least). It installed ok, but when I started the computer, I heard the hardrive making loud noises- sounds most like the ...
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249 views

Kubuntu 15.04 Freezes On Startup

I have a fresh installation of Kubuntu 15.04. Every few boots, it freezes completely during startup with the kubuntu logo showing before the login screen shows, ctrl+alt+F# / ctrl+alt+del do nothing. ...
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15 views

Is there a way to create folders in lamp in kubuntu 15.04 [duplicate]

I have recently installed kubuntu 15.04 and lamp in my laptop but I can't create folders and files inside "/var/www/..."! Does anyone know how to activate "open as administrator" plugin?
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89 views

How to disable “extra packages can be installed” popup in Kubuntu 15.04?

Kubuntu 15.04 shows a notification (and a taskbar icon) on each boot, after the log in, offering me to install extra packages, specifically flash, and I really don't want to install it. I've pressed ...
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1answer
68 views

VLC video playback is choppy on Vivid with nvidia-346

I'm running Kubuntu Vivid, and have an Nvidia 940GM card on my Inspiron laptop. When using the nvidia-346 driver, VLC plays choppy videos (video seems "pixelized" with green dots appearing). The ...
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2answers
4k views

Flash doesn't work in firefox after upgrade Kubuntu to 14.10

I upgraded Kubuntu 14.04-x64 to 14.10. Now flash does not work in Firefox. Now flash is an empty area which sometimes is black when cursor is under it. But flash still works in Chromium.
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1answer
105 views

Problems with kio sftp in Dolphin/Konqueror

I'm running Kubuntu 15.04 and having problems connecting via the kio slave for SFTP. I can access the remote server via ssh and the command line but not through dolphin/konqueror via SFTP. I receive ...
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0answers
78 views

Some problems in (K)ubuntu 15.04

I installed Kubutu 15.04 some days ago. Rather than beauty and almost big user-facing changes that rarely occurred in recent versions, I see some problem (bugs?!) in it: 1- In previous versions, ...
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1answer
62 views

Can't boot Ubuntu live cd

For some reason i can't boot Ubuntu live cd on my desktop pc while installation media works perfectly on laptop. I'm getting this error : Any suggestions?
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2answers
79 views

No Login after Update

I've got a pretty serious problem with an Ubuntu on my PC. I can't login anymore over the GUI. If I Login, the Login Screen just change to Black, and a few seconds afterwards the Login Screen appears ...
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0answers
76 views

update to 14.10 from 14.04 without upgrading to 15.04

How can I update from 14.04 to 14.10? Update manager and do-release-upgrade appear like they will update to 15.04 rather than 14.10. As an additional question all my settings and icons will stay ...