KDE-based Ubuntu variant

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How to fix bad boot resolution in Kubuntu

I have a fresh install of Kubuntu (no updates, no configuration beyond installer questions) connected via HDMI to a 4k TV. When I boot, I get the bios screen, then it goes black and I don't see ...
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11 views

Virtual Box Security

I installed vb in my kubuntu, but I'm a little concern about viruses or other stuff infiltrating on my linux through the OS installed, such as Windos 7. So, how can I avoid any information coming out ...
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19 views

Change tab font size in Firefox 47

I've just installed Firefox 47 on Kubuntu 16. The tabs are tiny and I cannot read them without pain. I've created the directory and file chrome/userchrome.css within ~/.mozilla/firefox/xxx.default/, ...
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27 views

KDE on CentOS steals Alt-Shift from applications?

I'm using KDE on CentOS 7 on one machine and KDE on Kubuntu 16.04 on another. In both cases I've set Alt-Shift to switch keyboard layout. However, in Kubuntu Alt-Shift-XXX is still free: I can make ...
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28 views

GNU screen is displayed differently on different machines

I am running $ screen --version Screen version 4.03.01 (GNU) 28-Jun-15 on Debian Jessie via SSH. If I create a screen from a machine running Gentoo and then use it from there, Unicode characters (...
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23 views

Customizing LVM disk encryption splash logon screen

I just installed Kubuntu, and turned on full disk encryption and LVM. By default when booting up this machine I now get asked for my password twice. The first time is a relatively ugly boot splash to ...
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50 views

VMware player 12 on Windows 7: (1) missing option (2) installed tools not recognized (3) unable to see cient icons

Installed VMware Workstation Player 12 on Windows 7 64 bit, and have 3 issues: 1) Help says there should be an option to "[] Display scaling" -- but it doesn't exist: One can see the "[]Display ...
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40 views

How do I move a KDE plasma panel, from commandline/scripts?

I Have a script that change my desktop layout using xrandr, but I also want to move my Panel. So far I played round with kwinscripts, using qdbus org.kde.plasmashell /PlasmaShell org.kde.PlasmaShell....
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41 views

I can't purge kubuntu-desktop

I had Kubuntu for about a week now and I don't like it, so I want to switch to Ubuntu. I opened the terminal and ran sudo apt-get install ubuntu-desktop and it installed everything. Later when the ...
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18 views

Upgrading Kubuntu through LiveCD after Crash

I have accidentally purged some important stuff, I think, causing my Kubuntu 14.04 to not boot past the startup logo (see my earlier question on Unix Stackexchange here). I can, however, run Kubuntu ...
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20 views

Can't Resolve this Issue while uninstalling Kubuntu

This error is coming Reading state information... Done You might want to run 'apt-get -f install' to correct these: **The following packages have unmet dependencies:** gir1.2-caribou-1.0 : Depends: ...
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7 views

Copying Within Samba Share Downloads Locally

I'm have a headless nas server running a Samba share, and I'm trying to copy files from one folder on the share, to another folder on the same share. Terminal commands are a bit cumbersome, and its ...
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36 views

Has Kubuntu 15.10 been hacked?

Can someone tell me what this message means please? [system] Rejected send message, 10 matched rules; type="method_return", sender=":1.19" (uid=0 pid=1183 comm="/usr/sbin/dnsmasq --no-resolv --keep-...
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107 views

Kubuntu 16.04: successful installation but it doesn't appear

I managed to install the new Kubuntu 16.04 from a USB stick with the .iso file. The installation is fine, as I created a partition on the HD alongside with Windows 7. However, when restarting the ...
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89 views

Cannot upgrade Windows 7 Pro 64bit to Windows 10 on Dell Vostro 3460 (dual boot with Kubuntu)

I am trying to upgrade Windows 7 Pro 64bit in my dell vostro 3460 to Windows 10, however when the instalation procedure is reboots the machine for the first time, it loads Windows 7 again and the ...
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4 views

Cycle Through Windows on active screen

I have twin view set up in KDE and woudl like to cycle through the windows on the active screen. So if I'm working on my left screen, I'd like to be able to "Alt-Tab" through the windows ONLY on my ...
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112 views

Kubuntu live cd via PXE on server 2012r2

I am attempting to PXE boot the kubuntu live CD ( prepped to be booted on a usb drive, then files placed on a NFS share with root acces read/write to everyone ) the PXE boot menu component launched ...
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7 views

startx stuck with command line outputs

I'm using kubuntu 14.04. When i switched my computer on, it went straight to command line. I tried startx and the output is as follows In Xorg.0.log , Fatal server error: no screens found ...
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45 views

GeForce 210 support for OpenGL 4.x on Linux

The GeForce 210 card has hardware OpenGL 3.x capable. Is it possible to make that the card supports OpenGL 4.1 at least? Maybe with some software library? PS. The computer has installed Kubuntu 15.10
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46 views

Kubuntu 14.04 high memory usage

My problem is the following: The used RAM just keeps on building up over time and after about an hour the top command says that I have about 30-40 MB RAM left. Then, after about 1 or 2 minutes, my ...
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11 views

Using extended multiple monitors in Kubuntu 14.10 Plasma 4

I use VirtualBox 4.3.12 r93733: Guest OS: Kubuntu 14.10 Plasma 4 x64 Host OS: Windows 7 SP1 x64 Ultimate I configured the virtual machine to have 2 monitors: When I launch Kubuntu 14.10 Plasma ...
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107 views

KDE - “/media/dev/path is a folder, but a file was expected” error

I have a Kubuntu 15.10 installation (fully updated). Sometimes when I try to copy some files/folder the OS throws "/media/dev/path is a folder, but a file was expected" error. Screengrabs (Click on ...
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70 views

VLC video playback is trimmed and blacked out

I am using Kubuntu 15.10 and recently I have updated the version to the latest backport version. But soon after the update VLC has started making weird output. VLC is cropping out the video and the ...
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34 views

64bit Kubuntu running in 32bit mode?

I've recently installed Virtual Box, and was confused as to why it doesn't offer any 64bit versions of any OS. So I looked into what I've got installed, and found three different commands to try to ...
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38 views

X11-forwarding windows vs linux

Recently I tried to forward X11 from my raspberry pi to my windows computer using xming and putty. Everything easy to setup and works great. Some days later I tried to do the same to my kubuntu ...
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218 views

Kubuntu USB Failed to Boot With UEFI

I was trying to install Kubuntu to an MSI laptop with a UEFI BIOS. It has a Windows 10 already and I'd like to have a dual boot. I downloaded the Kubuntu 15.10 ISO from their official website and ...
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16 views

How can I use lm-sensors in Celsius?

I have done this before but I can't seem to find it again online, so I'm posting here to make it easier for future seekers (and to get an answer!) I am using Kubuntu 14.04 and I have the hardware ...
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50 views

KDE - When switching between apps (Alt + tab), bring all windows of that app to the front

I'm on Plasma 5 on KDE. I checked the KWin settings but to no avail. I normally have a few Firefox windows open (for debugging). On OSX, when I cmd-tab to an app, all windows of that app are brought ...
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60 views

Can .xsession-errors be cleared while KDE is running?

In general, I like the ability to see the log messages in .xsession-errors, and possibly attach them to automated bug reports. But sometimes this file contains sensitive data that I would like to ...
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23 views

Sharp MX4101N trouble, Kubuntu 15.10 Printer Setup

I'm having trouble specifically adding a Sharp MX-4101N printer to my Kubuntu 15.10 install. This printer is networked but is not recognized as similar networked printers are on my machine. Most ...
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10 views

Interaction with Kubuntu Irc channel crashes Quassel

I use Quassel as my irc client and have lately run into the following problem. The Kubuntu IRC network will not connect and if ever I go into the Configure Networks menu to delete it, the second that ...
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Trying (and failing) to put music on iPod Touch 2G via Kubuntu Linux

After trying many different music players and tutorials, I've come here for help. I have an old iPod Touch 2G that I would like to put some music on (and jailbreak, if possible). However, the only ...
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74 views

Is it possible to disable drag and drop in Kubuntu >= 15 (plasma5) for the task bar?

I got a new mouse which makes annoying interruptive drags. It happen something with Firefox tabs, but mostly with the KDE task bar. Indeed we can drag and drop programs opened from the task bar to ...
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9 views

Broken package list in kubuntu

sudo apt-get update && sudo apt-get install -f When I try this in terminal. It says The package list or status file could not be parsed or open What should I do?. Please help me immediately. ...
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how to fix missing files from ubuntu 14.04 livecd

There are a couple of mesa files missing from my Ubuntu installation, so I am running a liveCD now and trying to enter hd LVM-type partition and add them, possibly using the command sudo apt-get ...
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172 views

Kubuntu boots slowly when using USB 3.0 hub

When booting my Dell XPS 13 (2013, L322X) with kubuntu 15.04 with Plasma 5 and nothing attached i get a start up time of ca 9 seconds. When i attach my USB 3.0 hub I get ca 30 seconds. That is even ...
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How to (re-)enable KDE sub-menu indicator?

I upgraded from Kubuntu 14.10 to 15.04, because "no more updates" also seems to mean "broken respositories". I switched the desktop "Application Launcher" menu to "Application Menu". As compared to ...
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131 views

How to connect to VPN without using Shrew Soft VPN?

I'm trying to connect to a VPN. I was given a user, a password, a config file and the Shrew Soft VPN exe file, but I'm running Kubuntu 13.10. I read that it's not necessary to install Shrew Soft VPN ...
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161 views

Installing hybrid amd/intel graphics driver on kubuntu

I've recently installed Kubuntu on my Lenovo g500 laptop that uses the good ol' switchable graphics. My problem is that when I install amd drivers using sudo apt-get fglrx Kubuntu won't go ...
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97 views

VNC in Kubuntu (KDE) 14.04 to inactive screen session?

I'm running Kubuntu 14.04. I have two KDE sessions logged in with two different users (alpha and bravo). In other words, I booted up, logged in as alpha, then clicked "Switch User" in the K start ...
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44 views

What is the shortcut key for Display Configuration settings in Kubuntu? (Mirror displays eg)

For example, I get all I want in Windows with Windows+P -shortcut. Is there equivalent in Kubuntu? With 2 displays: Primary only, Mirror displays, Secondary only, Extended.
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Why do my USB ports work when booting from a flash stick, but not in the installed OS?

I'm building my first computer, I set it up to dual-boot Windows 7 and Kubuntu 14.04.2. Everything worked great when it was running off the bootable USB for Kubuntu, but when I actually installed them ...
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1answer
114 views

Firefox crashing on Kubuntu (Linux Ubuntu) Half a dozen times a day on closing application

My firefox application crashes on closing half a dozen times a day. I'm running Kubuntu 14.04.2 (Linux) Firefox 39.0 I tried changing Firefox settings to suppress the reports but to no avail. Hope ...
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3answers
2k views

Synergy lags extremely hard

I’m using Synergy 1.7.3 and using a Windows 7-Desktop as the server and a Kubuntu-Laptop as client. My laptop is connected to my router via WLAN and my desktop is connected via cable. I have no idea ...
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224 views

Lock screen after > 99 minutes in KDE Plasma 5

I'm using Kubuntu 15.04 and the plasma 5 sytem settings GUI has a very annoying (presumably artificial) upper limit of locking the screen after 99 minutes. Is there some alternative way to set this ...
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87 views

error phpunit executable not found

In an API project, we have composer.json set to the following: { "require-dev": { "phpunit/phpunit": "4.7.*" }, "require": { "monolog/monolog": "1.5.*" } } And, ...
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460 views

“Could not enter folder /media/sf_test”: Trying to share folder between Kubuntu (guest) and Windows (host)

I use VirtualBox 4.3.12 on Windows 7 SP1 x64 Ultimate, and have a VM running Kubuntu 14.10 Plasma 4. I installed the Guest Additions, and added a shared folder: After rebooting Kubuntu, I can ...
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149 views

outputting to a 3rd monitor using a switch with a graphics card that only supports 2 displays

Is there a way to fool kubuntu into thinking that a 3rd monitor on a hardware switch is the same monitor - same screen resolution etc? And therefore be able to switch between a second and third ...
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139 views

Nothing will launch in VirtualBox Kubuntu 15.04

I installed Kubuntu 15.04 in virtual box on a Windows 7 Pro 64 bit host. It installed fine and so did guest additions. However, when I boot up the machine, I am able to log in, but when trying to ...
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198 views

Wireless at 200 dBm?

So my desktop computer comes with a built-in wireless adapter part of the motherboard and now I installed an Alpha wi-fi adapter to play around with. The built in wifi on wlan0 says it's running at ...