The official Ubuntu derivative using the KDE Plasma Desktop

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MTP: Windows Phone 10 not accessable in Dolphin

When I connect my Windows Phone 10 device into the computer, it is listed in locations in dolphin. If I select the device the message The file or folder ...
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2 views

Plugging/configuring second monitor causes logout

When I plug additional screen to my laptop while running OS there are mainly no problems, but: When I move one of screen to the other side of the second one in system settings, system logouts ...
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9 views

How to update kde version to kde plasma 5 on Kubuntu 14.04.3?

I have installed kubuntu 14.04.3 in my laptop, when I check the version of kde its shows as follows, When I tried sudo add-apt-repository ppa:neon/kf5 in terminal, am getting response as, Cannot ...
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7 views

Kubuntu desktop loads slow after password entry

have looked these questions, 13.04 login: lagging after password entry for several seconds Ubuntu 12.04 desktop loads pretty slow after password entry All questions address boot problem, the cause ...
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1answer
13 views

Kubuntu 15.10 window tabbing

Until Kubuntu 15.04, there was a very usefull function which let you adding multiple windows as tabs. In Kubuntu 15.04 and 15.10 I didn't find this option anymore. Is it removed or hidden? How can I ...
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13 views

Automatic Login even though it is disabled in Settings. How to turn off?

Kubuntu 15.10. I used to be asked for my password at every startup or reboot. Suddenly I am always being automatically logged in, even though I never checked "Automatic Login" in Settings. In ...
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22 views

package dependency tree with no internet

I installed Kubuntu 15.10 and it doesn't support any internet access method (wifi, ethernet, hotspot). I downloaded the network packages from Ubuntu archives with all their dependencies manually but ...
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3 views

removing digikam sidebars

Until today, I have always been able to toggle/shrink the sidebars from the digikam display. No longer. Now, there appears to be a minimum size beyond which I cannot shrink them. In fact, the ...
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6 views

Sometimes graphic issues (flickering) after resume from suspend (ThinPad X250, Kubuntu 15.10 Wily)

I have a ThinkPad X250 running Kubuntu 15.10. Sometimes, after resume from suspend the monitor starts flickering from time to time. After restarting the machine everything works fine again. Is there ...
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2answers
82 views

How Do I Find My Current Desktop Theme in Kubuntu 15.10?

I have been using Kubuntu 15.10 for about 6 months, and have been using previous versions for over 3 years. I customized my desktop theme, icons, etc. to suit me, however, recently, I downloaded more ...
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21 views

Can't install anything Kubuntu

So I've been using Kubuntu for a few years now, and it has been running so smoothly I have fallen out of practice with figuring stuff out. I've done some searching on the error I am getting, and ...
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1answer
15 views

kubuntu (4.2.0-27) bluetooth devices unreachable [on hold]

This AM, my bluetooth stopped working. When I try to connect devices that it has used in the past, I get 'device unreachable'. I have rebooted with older kernels - that used to work - and I have the ...
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2 views

Compose key problem on one KDE system

I have several Kubuntu systems, configured the same way, where I have enabled the compose key (I write in multiple languages), but the upgrade to 15.10 on one of those systems broke my compose key. ...
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11 views

After I installed Ubuntu on HDD and rebooting i into it, my PC can no longer find any OS

So I started by installing xubuntu, it worked fine on my laptop accept that the network didn't work, I then tryed with Kubuntu and the same happens. After a while i tryed the original Ubuntu 15.10 but ...
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1answer
16 views

Virtualbox Seamless mode grayed out

I am running Kubuntu 14.04 LTS on a Windows 8.1 host, and I am trying to get it to work with seamless mode. Using latest version of VirtualBox. I have guest additions installed on the guest, and when ...
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6 views

TAB key indents entire row instead of only text right of cursor

The TAB key is giving me unexpected behaviour in the text editor Kate on Kubuntu 14.04.3 LTS: Action Press TAB key. Expected behaviour Everything to the right of the cursor indents. Actual ...
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10 views

Login to desktop environment only for some users

i have a system with kubuntu on it and two different desktop environments. Is it possible to restrict the login for one of the two environments for a special user group? Like users of the group ...
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1answer
25 views

Digital Clock Issue in Kubuntu 15.10

I am new to Kubuntu and I have an issue with the Digital Clock Widget. First things first: I did install NTP datetimectl does say NTP Sync Yes and the Local Time is correct as well ...
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18 views

Brother MFC-J825DW on WiFi network receiving print queue but not printing

My Brother printer is not printing from my Laptop with Kubuntu 15.10 installed. When I tried printing a test page, the printer shows in settings 'Data file sent successfully'. The printer screen shows ...
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18 views

How to set up systemd after failed upgrade

I recently upgraded Kubuntu via update manager from 14.04 to 15.10. Apparently a bad idea. I can now only get a loggin screen. Startx results in: (EE) Fatal server error: (EE)could not create lock ...
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17 views

Trackpad not being detected after re-opening laptop (Kubuntu 15.10)

I recently installed Kubuntu 15.10 on my Dell XPS 15Z laptop. My touchpad works just fine when I first start the laptop, however when I put the lid down and put it back up later, the trackpad does ...
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19 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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17 views

Shift + numeric keypad prints number (with NumLock off)

Since Lenovo have decided to place the Home and End keys in unreachable locations on my Thinkpad, I use the numeric keypad for these. With NumLock off, 1 = End and 7 = Home. One typical use for this ...
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2answers
90 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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14 views

I can't unmask a service on Kubuntu Wily 15.10

I'm using Kubuntu Wily 15.10 (fully upgraded). It already had installed the cryptsetup package. I'm trying to start the cryptdisks service but I get this: $ sudo service cryptdisks start Failed to ...
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45 views

How disable second disk on laptop?

I have Kubuntu on SSD (first) disk and also HDD (second, instead DVD-ROM) disk on my laptop. The second disc I use rarely. When my laptop is turned on, it does not emit any sound, but HDD peeps ...
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22 views

Kubuntu: Second monitor not detected correctly

After a recent update, my second monitor is not detected correctly anymore. It is displays a copy of the first ones content. Strange is that it appears to be detected correctly on the login screen: ...
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18 views

Unable to launch RStudio from launcher in Kubuntu 15.10

Hi I have a problem with launching RStudio (latest stable release 0.99-xxx) from the Kubuntu launcher, by clicking on the entry. Background: I moved from Kubuntu14.04lts to 15.10 for the plasma5 ...
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15 views

System unbootable after editing rc.local

I did the following cause i wanted to activate rc.local in my Kubuntu 15.10 System sudo systemctl edit --full rc-local i added, cause i read it in a guide: [Install] WantedBy=multi-user.target ...
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8 views

Kubuntu 14.04 Wifi [duplicate]

After installing Kubuntu 14.04 my computer dont seem to be able to detect any wifi at all. Internet works with a cable. I got a Broadcom Corporation BCM4313 Driver
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1answer
21 views

How to select frequency band with dualband wifi adapter?

I just had my 8812au dual band wifi adapter (TP-Link AC1200) working under by Kubuntu 14.04.03. I can see it's listening to both 2.4GHz and 5GHz frequency bands: [Uqbar@Feynman ~] iwlist wlan0 freq ...
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1answer
23 views

Auto-installing Ubuntu next to Windows on a separate hard drive? [duplicate]

I want to install Kubuntu on a computer which already runs Windows 7. For this purpose, I have installed an additional empty hard drive (the drive containing Windows is fully partitioned and should ...
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18 views

Screen locking and energy saving does not work when using ethernet connection

I have Kubuntu 15.10 installed on three computers, and on all three computers, I have "Screen Energy Saving" and automatic screen locking enabled in the system settings. On desktop 1, both screen ...
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1answer
23 views

Can't change Theme Kubuntu

I have tried to install Kubuntu 15.10 and Ubuntu using the netinstaller, everything is working fine. The problem is, KDE uses only one Theme, which is the GTK+ theme. Meaning I can't change them ...
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29 views

Grub repair for encrypted disk

I previously had Kubutu (14.04 i think) installed with an cryptoLuks encrypted hard disk. I have been trying to install 15.04 on the same drive. The install went ok with no errors but I wasn't able to ...
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27 views

Kubuntu 14.04 not loading lightdm after update

After updating my Kubuntu 14.04 setup yesterday, the computer now stops booting before the login manager pops up. Pressing the Esc key reveals that the lightdm manager is failing to load for some ...
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24 views

internet works fine for few minutes but stop after a minute

I just installed Kubuntu on y HP pavillon 15-p088ca and everything was all right since my Internet stopped responding. I tried to ping localhost : everyting was fine, try ping google.com : nothing... ...
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28 views

Black screen after logo loading in Kubuntu [duplicate]

I got black screen after logo loading in Kubuntu. What may possible issues for this error? After logo glowing i got splash for one second of console with root@pc line and black screen just after ...
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20 views

inkscape tooltips unreadable

I am running inkscape on kubuntu 15.10 and the tootips are unreadable. The are white on a light gray background. Everything is quite vanilla. Is there a fix? Or a configuration setting? Thanks. ...
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10 views

How can I change key bindings in GwenView permanently?

For reasons that are beyond me, authors of GwenView thought some of most useful functions should be accessible through control+key, even if the key alone is never used in that app. I'd like to bind ...
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1answer
17 views

Can't get my Belkin N150 wireless adapter to work, stuck on “setting network address”

I have installed Kubuntu 15.10 and everything is great, aside from the fact that I just cannot get my Belkin N150 Wireless USB adapter to connect to my wifi. It shows my Network, but when I try to ...
0
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1answer
27 views

Ubuntu 15.10 - some mouse events register only after movement or 1 second delay

My Logitech wireless mouse behaves oddly with Ubuntu 15.10. The mouse scroll and left click event gets registered in the below cases: - immediately IF moving the mouse (even for one pixel). If not ...
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1answer
18 views

Password required to suspend in Kubuntu after the latest upgrade

Looks like something broke PAM yet again. Kubuntu with the Backports PPA asks for my password instead of suspending after a period of inactivity. Anyone found the reason and/or a workaround yet?
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34 views

Kubuntu 14.04 stuck on splash screen

I can operate the terminal normally with Ctrl+Alt+F1, but Ctrl+Alt+F7 is stuck on the boot splash screen. I have 2 AMD Radeon 7850 graphics cards and I'm using the proprietary drivers, so maybe ...
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20 views

bluetooth comes on automaticaly after resume

I've updated kubuntu to the latest version a few days ago (on my dell xps13 2015). I notice that bluetooth comes on automatically after each power suspend. I want it to stay disabled. I keep ...
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17 views

Why is there an additional desktop screen on logout?

Using Kubuntu 15.10, upon logout when Kubuntu-Desktop disappears there remains all the contents icons from the Desktop Folder (widget?) on an blank Unity magenta-colored background. Then it finishes ...
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37 views

screen artifacts in kubuntu 15.10

Experiencing following issues: screen artifacts/flickers when minimizing/maximizing. restarting plasma doesn't fix the issue. gui sometimes freezes and computer must be rebooted. I have been ...
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1answer
25 views

Clean Kubuntu uninstall/Win10 install

Im using Kubuntu only,my hdd has mounted 400Gb to file system and i cant unmount it to creat new partition so i can boot from windows cd.I want to uninstall completly the Kubuntu OS and install ...
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5 views

Kubuntu, Flex mode ram and intel graphics

I'm running Kubuntu 15.10 and I have a Gigabyte GA-G41M-Combo. I'm using the integrated Intel graphics. I'm trying to use a 4Gb ram stick and a 2Gb (different speeds). Both memories work fine by ...
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45 views

Touchpad disabled upon startup and login on Kubuntu 14.04

Been looking for a few months on how to fix this and haven't had any success. I have also noticed that along with being disabled upon login, and after startup, the touchpad will also be disabled ...