The official Ubuntu derivative using the KDE Plasma Desktop

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How to change/disable switching virtual desktops by trackpad gesture

On Kubuntu 15.10 (14.10 as well), when I move my hand across the trackpad, it often changes virtual desktops. I prefer keyboard shortcuts & I want to turn touchpad switching off. I don't use this ...
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40 views

kubuntu will not choose the correct screen configuration

I was running Xubuntu on my Compaq Presario F700 with no problems. I installed Kubuntu 15.10 from a DVD and there were no problems until the final reboot. Now the login screen comes up fine, but ...
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0answers
2k views

Installing CUDA 7.5 on Kubuntu 15.10 x64

I'm having issues installing on Kubuntu 15.10 x64, with two Nvidia GTX 690 cards. I tried: # Install Nvidia drivers sudo apt-get purge nvidia* sudo apt-get update sudo apt-get install nvidia-340 ...
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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 ...
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1answer
107 views

Installing Kubuntu 15.10 x64: An error occurred while restoring previously-installed applications

I try to install Kubuntu 15.10 x64 from a DVD. At the last step of the installation, I get the error message: An error occurred while restoring previously-installed applications. The ...
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1answer
306 views

USB drive can't be formated

I want to format my usb to install iso but it shows : org.freedesktop.DBus.Python.GLib.Error: Traceback (most recent call last): File "/usr/lib/python3/dist-packages/dbus/service.py", line 707, in ...
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1answer
348 views

How to make bootable flash drive on kubuntu

So what program or command should I use to create bootable flash drive? I used UnetBootin, disk creator and I think they are not working as they should . When I use option for boot with flash drive ...
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1answer
53 views

Skipping CUDA's EULA

When installing CUDA on Kubuntu 15.10, i.e. running sudo sh cuda_7.5.18_linux.run, how can I skip CUDA's EULA? Right now I have to scroll down for one minute. I don't want to use sudo sh cuda_7.5....
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803 views

Installing CUDA on Kubuntu 15.10: “error: You are attempting to install on an unsupported configuration”

I tried to install CUDA on Kubuntu 15.10 x64, with two Nvidia GTX 690 cards. On https://developer.nvidia.com/cuda-downloads, I downloaded the cuda_7.5.18_linux.run: then tried to run it using sudo ...
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25 views

Wireless connection on Kubuntu 14 stopped working

I have just installed Kubuntu on a Lenovo Thinkpad E455 which has a RealTek wireless adapter. In the live version, the wireless connection worked fine so I installed the full version. The wireless ...
2
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0answers
390 views

Wireless not working since upgrading to Kubuntu 15.10

I'm running Kubuntu 15.10 on a Dell Inspiron N7010 Never had any problems with wireless until the recent upgrade. The Connection Editor doesn't list any of the local connections as available. Running ...
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1answer
368 views

kubuntu 15.10 freezes intermittently - suspected compositor fault

I upgraded to Kubuntu 15.10 couple of days ago and experiencing weird freezes. When the freeze occurs, the screen is unresponsive but I can move the mouse. It occurs pretty randomly - when using the ...
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2answers
3k views

Install KDE4 on Ubuntu 15.10?

Are there any packages to install KDE4 on Ubuntu 15.10? I want to use Ubuntu 15.10 for the various bug fixes in lower-level libraries, but KDE5 itself is far too buggy to use. (e.g. plasma crashes ...
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0answers
57 views

cannot start freefilesycn after update to version 7.6

I updated my FreeFileSync-installation recently to version 7.6. After doing this I'm not able to start FFS anymore with this error ./FreeFileSync: /usr/lib/x86_64-linux-gnu/libstdc++.so.6: version `...
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1answer
114 views

How to remove Notes on Kubuntu

I've been trying to find a way on how to remove notes on Kubuntu, unfortunately I couldn't. When I right-click on the icon there's no option to remove the note. Took a video of the menu that appears ...
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111 views

Add KRFB at startup in Kubuntu 15.10

How to configure KRFB so that it runs at startup in Kubuntu 15.10 x64?
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3answers
231 views

KRFB doesn't save settings

I use KRFB 4.14.12 on KUbuntu 15.10 x64. Each time I open it (using krfb from terminal) and change the settings, if I close it, the settings are not saved. Why?
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2answers
2k views

How to install and enable at startup a VNC server on Kubuntu 15.10

What's the recommended way to install a VNC server on Kubuntu 15.10 x64, and configure it so that it runs at startup?
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1answer
25 views

Is the “Simulate clicking by hovering” Ubuntu feature present in some form in Kubuntu?

Ubuntu has a nice simulate clicking by hovering feature. Does Kubuntu 15.10 have a similar feature? When Hover Click is enabled, you can move your mouse pointer over a control, let go of the mouse,...
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2answers
4k views

Wubi: “global name 'sig' is not defined”

I am trying to install Kubuntu 14.04 x64 using the Wubi provided in the ISO file mounted using Daemon Tools, from Windows 7 SP1 x64 Ultimate. I'm getting this error message: when I am at the stage:...
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1answer
39 views

I am new to Ubuntu [duplicate]

I am new to Ubuntu. Is there a beginners guide and list of commands? I have taken some classes but that was a while ago so I need a refresher.
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33 views

Why would 'open with' using dolphin/kubuntu fail to open libreoffice document?

Ok, here's the situation. My ubuntu server kubuntu gdm fails to open libreoffice documents from dolphin. I go to a folder with documents, I click on the document, the splash screen pops open, the ...
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2answers
184 views

Graphical issue with Kubuntu

I'm having some strange graphical issue with windows manager in Kubuntu 14.04 LTS. Some time after I'm using the system i notice some artifacts that affects windows. I'm attaching some examples ...
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42 views

VPN problem in Kubuntu 14.04

Just installed Kubuntu along Ubuntu. At my university internet is accessed only by VPN. Using Cisco anyconnect secure mobility client doesn't cause any problems in Ubuntu. Unfortunately when I try to ...
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1answer
184 views

Can't change KDE Kickoff menu style

I attempted to change the Kickoff menu style in Kubuntu 15.04 by right clicking on the icon and then "Alternatives", and then changing to "Application Menu". That worked, but now I am not able to ...
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1answer
112 views

Chrome is unresponsive and glitchy

I've got a pretty performant laptop: a Thinkpad T430 with a top CPU, 16GB RAM (no swap), SSD, Intel 4000 GPU. In Google Chrome (latest stable), I'm suffering from unresponsive and jerky scrolling. ...
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1answer
109 views

libimobiledevice build for kubuntu 14.10 went wrong

I tried following the instructions given in this question: libimobiledevice 1.2 (iOS 8 Support) for Ubuntu 14.04 Trusty but something went wrong and this is what i got when i reached the eighth step: ...
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0answers
98 views

Krusader copy-file progress on Kubuntu

I'm new to using the Krusader file manager (on Kubuntu 14.04) for copying lots of files using an SFTP net connection, which takes hours to complete. There is no progress window to let me know a copy ...
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1answer
99 views

Kubuntu 15.04 KDE 15.08 language problem

Having Kubuntu 15.4 installed (vivid). I just switched from from kubuntu-ppa-backports (KDE 15.04) to kubuntu ci ppa (KDE 15.08.2) https://launchpad.net/~kubuntu-ci/+archive/ubuntu/stable. ...
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0answers
448 views

Kubuntu 15.10 laptop no sound

I just installed kubuntu 15.10 on my laptop (spectre x360) and I'm having trouble with the sound. No sound is played through the speakers nor the headphones. It seems a number of people have/had the ...
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0answers
39 views

Kubuntu protocol handler

I'm using kubuntu with KDE v. 4.14.13. Until yesterday was everything ok. But after last update to 15.10 (beta i think?) my protocol handler stop working. I've got entry in /usr/share/kde4/services/...
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158 views

Kubuntu, wifi not working

I recently installed kubuntu 15.10, and I can't use the wifi connection. I have an allienware 15, if that helps.
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58 views

Unable to set to GB keyboard in vino

I have a host running Kubuntu 15.10 using vino to allow remote access. Unfortunately, the keyboard mapping defaults to US when using vino only (it is set to GB in all other cases). Fortunately, in ...
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25 views

I have lost the keyboard functionality when attmpting to install Kubuntu 14.04 - 64 bit…please help or advise?

I downloaded Kubuntu 14.04 (64 Bit) and burned the ISO file to DVD disk to install on an HP Laptop Computer (dual boot using Windows 10). I have lost the keyboard functionality when attmpting to ...
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3answers
174 views

ISO to USB on Kubuntu

I'm running kubuntu 15.04 and I want to make bootable usb stick from an ISO file, how can I do that? I tried this: How do I make a bootable USB stick from an ISO image? I also tried running UUI by ...
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1answer
21 views

Kubuntu 12.04 wireless drivers

I have been trying to get wireless drivers for a long time now. I updated everything in update manager and additional drivers. I can't find out how to get wireless networks. I don't want to use ...
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1answer
26 views

How to investigate display problems?

I'm running Kubuntu 15.04 and from time to time my display turns completely black. The only thing then that's visible to me is the mouse pointer and after pressing ALT+F2 the "command run dialog". ...
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0answers
173 views

Kubuntu 15.10 overheating and shut down problem

I've just installed kubuntu 15.10 on my dell xps 15 l502x, i7 sandy bridge with 4gb of ram. The system is really slow, the desktop environment is buggy and I haven't been able to update nor to use it ...
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1answer
105 views

Kubuntu - bluetooth device disappeared

My bluetooth device stopped being detected (maybe because of an update). When I want to access the Bluetooth settings it says that no device is available. It is the same with hcitool scan in the ...
0
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1answer
19 views

Ubuntu + Kubuntu on one USB?

I have an USB with Ubuntu on it, now want to try Kubuntu. If there is still more than 1 GB on the usb left, can i just install Kubuntu on the same USB and try it from it? The second part of my ...
0
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1answer
136 views

How to retain Enigmail/OpenPGP passphrase with Kubuntu?

I am using Enigmail with Thunderbird to crypt my emails and I would like it to retain my passphrase for some time. In Enigmail settings it is possible to set a duration to memorize the passphrase. ...
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0answers
259 views

Kubuntu stuck at flashing logo boot screen

My week old laptop is installed with a dual boot Windows 7 / Kubuntu. On my Kubuntu I've had the issue of the computer not waking up from sleep after closing the screen/lid. I read online that ...
0
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1answer
596 views

Installing Kubuntu 15.10 as a guest on Hyper-V

I downloaded Kubuntu 15.10 AMD 64 today and tried to install it on my Windows 10 device under Hyper-V. THe system boots but when I am unable to get past the 2nd screen to Continue. I click on back, ...
0
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1answer
114 views

HPLIP can't add tray icon

I am using HPLIP 3.15.9 on Kubuntu 15.04. It is started automatically after login and tries to add an icon to the system tray... but this does not work most times and I get an error dialog instead, ...
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0answers
128 views

“Add Network Folder” in Dolphin opens LibreOffice

I recently upgraded to Kubuntu 15.10. Since then, when I noticed a strange behavior when using Dolphin to access network folders: I go to the Network place and then I click "Add Network Folder". I ...
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82 views

Issue configuring `dead grave` key to launch yakuake

I just moved from Ubuntu to Kubuntu I'm moving too on default apps, so I installed yakuake instead of guake. The issue is that I launched guake with the dead grave key (the previous to the 1 key, ...
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0answers
40 views

Muon-updater symbol lookup error

Upgraded Kubuntu to 15.10. When running Muon-discover (or another packet-manager, tried Synaptic), it exits with this error (via terminal): muon-updater: symbol lookup error: /usr/lib/x86_64-linux-...
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1answer
158 views

Time language not changing in kubuntu 15.10

In regional setting language is Eng-US. But not working in displaying time.
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0answers
127 views

Cannot reboot Kubuntu 15.10

I installed Kubuntu 15.10. I am able to boot and shutdown perfectly fine, but I cannot reboot. After trying to reboot I see the word kubuntu with a blue glow around it. After that disappears my screen ...
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0answers
90 views

cant' install software in my kubuntu 15.10

I can not install any software in kubuntu 15.10. In software center when click on install button it shows starting but there is no progress anywhere and it dosen't install anything. I tried it from ...