Ubuntu is a Linux distribution with an emphasis on ease of use and installation. Note that http://askubuntu.com is specifically dedicated to Ubuntu questions.

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1answer
479 views

Permission denied (failed to create pid) when starting SphinxSearch [closed]

When I try to start the SphinxSearch service like this /etc/init.d/sphinxsearch start or this sudo /etc/init.d/sphinxsearch start I get the following error Starting sphinxsearch: Sphinx 2....
1
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1answer
117 views

updates cant be installed because of too little diskspace on /boot

I'm new to ubuntu and am running 14.04 on a lenovo notebook. I can't install updates because there is not enough diskspace on /boot. When I try "sudo apt-get clean" in the terminal, nothing happens. ...
3
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0answers
91 views

Trouble viewing iPod in Rhythmbox

Once in a blue moon, my ipod (160 GB) will show up in rhythmbox on my ubuntu 12.04 laptop when I plug it it, but most of the time nothing happens. It shows up when I do fdisk -l, but when I try to ...
3
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0answers
948 views

“Cannot open shared object file” Error even though ldconfig is showning entry

I'm trying to run a older SIMetrix Version on Ubuntu 15.04 64bit (if there is a newer version of SIMetrix around tell me!). When I do it I get following error: user@user-Ubuntu-Laptop:/opt/...
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0answers
49 views

Where does Debian (Ubuntu) store key mappings?

I've just replaced my Debian installation with Ubuntu today. In my old setup, I configured the Caps Lock to work as another ctrl, but I can't remember how exactly I did it before. However it got ...
3
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1answer
201 views

Creating Containers in OpenVZ

After using the instructions I found on http://www.unixmen.com/install-and-configure-openvz-in-ubuntu/ I installed OpenVZ on Ubuntu 14.04 LTS, which is running in WMware Workstation 10.0.3. Then I ...
1
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1answer
148 views

Elementary Os. Nvidia and apt-get stopped working after updating windows 8.1 (Dual boot)

My computer have dual boot (Windows 8.1 and Elementary OS Freya - Ubuntu 14.04). Today, After installing updates on my windows partition Elementary OS loaded into a black screen. I've already ...
1
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1answer
435 views

4TB USB drive consistence totally freezes Xubuntu 15.04

I've always found USB very flaky. I've experienced lots of random freezes (needing hard resets) when for instance I accidentally unplug a drive before unmounting. Drives would only sometimes ...
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1answer
18 views

Linux doesn't recongnize recent installations

I'm working inside a virtual machine, and I don't know why software installation does not work. I have to restart my machine, but that is not an option.
1
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2answers
49 views

Add column into Archive Manager interface

I've just made a mistake and I have removed the 'Name' column from the Archive Manager program interface. Here is the actual interface: Now, I can't see the 'Name' column. I've tried to modify ...
0
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3answers
126 views

Is there something like “common Linux commands”? [duplicate]

I come from the windows world trying to switch to Linux. Sorry for the naïve question but is there something like "common Linux commands"? For example in Windows, the command line is pretty limited, ...
27
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9answers
7k views

Uninstalling programs on Linux

I've been using Windows and Mac OS for the past 5 years and now I'm considering to use Linux on a daily basis. I've installed Ubuntu on a virtual machine and trying to understand how I can use Linux ...
0
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0answers
368 views

Install linux os on HP iPAQ Pocket PC h4350

A friend gave me a working HP iPAQ Pocket PC h4350. It works fine (it's really nice device) but has a (UGH!) Microsoft os and only syncs with MS pc. I'm running ubuntu mate. I have found that you can ...
1
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1answer
2k views

Elementary OS: Accidentally installed Ubuntu Login Screen

When I restarted my Elementary OS Laptop today I was shocked, because I was on an Ubuntu-styled glitching Login Screen. I guess I accidentally installed it, by trying to get ubuntu-tweak-tools on my ...
3
votes
3answers
13k views

How to set Ruby GEM_HOME and GEM_PATH

I'm a NOVICE user of Linux and using Linux mint 17.1 I've reinstalled Linux mint 20 time in last 3 days for that issue but could not fix it I'm trying to install ruby on rails using rvm what ...
12
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4answers
3k views

Cursor is huge on Ubuntu due to high resolution monitor

So I have a 4k display, and for some reason Ubuntu decides that it's a good idea to give me a huge cursor instead of something normal. I don't have any DPI settings on the 4k monitor, and I don't want ...
0
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4answers
55 views

Unix with few packages

I want a clean unix OS, just with two packages: gnome-session-fallback & usual ubuntu terminal. I want to minimize the space of my OS take. How can I create this custom OS & install them ...
0
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1answer
385 views

Launch Win 7 from Grub Terminal?

I a newbie to Linux and tried to install Ubuntu via Win 7 from my SD card where I used a program to mount the is file. I launched the installer from Windows and I asked the program to reboot and it ...
1
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2answers
2k views

Unmet dependencies when trying to build chromium browser on Ubuntu 14.04

I am trying to install the necesarry dependencies for building Chromium on Ubuntu 14.04, and I am facing the following message: The following packages have unmet dependencies: g++-4.8-multilib : ...
0
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1answer
773 views

Not able to reinstall the kernel or to use the latest version

On a ubuntu server, I try to di "sudo modprob" and I have this error : $ sudo depmod [sudo] password for deployer: depmod: ERROR: could not open directory /lib/modules/3.8.0-38-generic: No such file ...
1
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2answers
205 views

how to check a kernel version which was used when building package

I use apt when downloading packages from Ubuntu repositories. How can I check which kernel version was used when building package? When it is important (kernel version of the build server vs. kernel ...
1
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0answers
35 views

Can you install & boot linux from a specified folder?

The Situation: I have access to a computer in the university, but no root rights. I already installed Ubuntu on a USB Drive and I could boot and run Ubuntu, but the computer has only USB 2.0 and I'm ...
1
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1answer
69 views

Is it possible to reclaim files after incorrect unmount?

When I first began using Linux (~10 yrs ago) I used a USB univ. drive adapter to mount an external hard drive. Unfortunately, I was not aware of the unmounting procedure so, when finished, I just ...
0
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0answers
148 views

Latest version of Ubuntu Won't login to GUI

I'm assuming this is an issue with UNITY because I can log in just fine at the command line. When I boot up my most recent kernel, I enter valid credentials but It just keeps kicking me back to the ...
1
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1answer
365 views

Themes app not showing preview for installed GTK themes (Window borders and Controls) in Cinnamon

I have installed Cinnamon in Ubuntu using a ppa. The problem I have is that newly installed GTK themes won't show previews in Themes application. Here are the screenshots. .As you can see the Window ...
0
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1answer
190 views

Upstart job does not trigger (Xubuntu 14.04)

I'm in the process of learning how to use Upstart. I wrote a simple job as a test (file is /etc/init/uptest.conf), using a custom event to trigger it manually: start on uptest task exec touch /tmp/...
1
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1answer
284 views

How can I “reset” aptitude?

I've inherited an Ubuntu 12.04 server where package management is completely messed up. Any aptitude command fails with errors like this one (for every installed package, as far as I can tell): dpkg: ...
3
votes
1answer
956 views

Auto reconnect to wifi once disconnected?

On Ubuntu 14.04, I am using a usb wireless adapter to connect to a wireless network. The connection is often disconnected (I have tried to solve the problem, but I don't know why. That is another ...
4
votes
1answer
438 views

Circular dependency in Ubuntu Release upgrade

The title is the best way I could describe this error. Basically the packages kbd, console-setup, console-setup-linux, and keyboard-configuration all depend on each other. So I cannot remove, ...
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1answer
57 views

virtualbox on os x lags when not active

I am running ubuntu server as guest inside virtualbox on os x 10.10.x host While the system works, it lags whenever the virtualbox window is not the active app. E.g. I log into ubuntu from terminal ...
1
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0answers
341 views

How to disabled nvidia graphics card and start using intel hd 4600

I use UBuntu 14.04 LTS. I have cpu i4790k with hdgraphics 4600. How to disable my nvidia graphics card and start using intel hd 4600 ? Should I change something in bios or it is possible from the ...
0
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1answer
195 views

How to solve nsf-common related error when install zsh in ubuntu?

Everytime I install some kind of package, at the last phase, apt-get install could return a common-nfs related error. Why the installation can't be done without this error? detailed pastebin here ...
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2answers
174 views

mysterious program crash: where to look for clues?

On Ubuntu 14.04, I often experience the following: open an application, and within 15 seconds or so the application window simply disappears from screen. If I ps aux | grep nameOfApplication it will ...
1
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2answers
440 views

Duplicate sources in Ubuntu 14.10's APT files, are they OK?

So I was preparing to upgrade to ubuntu 15.04 and I was going through and cleaning things up and this is one of things that stood out to me. W: Duplicate sources.list entry http://download.opensuse....
3
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1answer
981 views

Linux - rendering performance after switching from nvidia to nouveau drivers

I use UBuntu 14.04 LTS. I have purged all nvidia proprietary drivers and currently my system use Nouveau driver. Here is an output from glxinfo | grep OpenGL : when using nvidia propietary drivers ...
1
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1answer
434 views

How to associate physical usb port with usb device number

I'm using Ubuntu 12.04. I need to send a command to a device that I have connected on a port of my PC. I can send the command by finding out what the Bus and Device number are. For example, lsusb ...
0
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1answer
70 views

auto boot a java app fullscreen on lxle

I just downloaded a base version of LXLE. How can I configure the system whereby on startup, it'll launch a java app full screen (covering everything possible). The only way to navigate out of it is ...
4
votes
2answers
925 views

Can't boot, task btrfs-transacti blocked for more than 120 seconds, how to fix this?

My computer was set up to boot Ubuntu 15.04 via UEFI. I have two disks. My first disk /dev/sda is a 128 GB ssd formatted as GPT, containing an EFI partition and a btrfs partiton with subvolume @ ...
1
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1answer
901 views

Simple Radius authentication

I'm looking into using Radius as an authentication server for a few Ubuntu servers when accessing through SSH. I have tried using libpam-radius-auth but it doesn't work quite as I need. My goal is to ...
4
votes
4answers
3k views

Is /etc/rc.local a good place to run a script before any (normal) user can log in?

I have a Ubuntu 14.04 Server which, during boot, should sync some stuff over the network before any normal user can log in (over ssh). I was wondering whether calling the script from /etc/rc.local is ...
1
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1answer
721 views

Pass SNMP trap packet to a php daemon on Ubuntu

I have a Ubuntu server which is collecting incoming SNMP traps. Currently these traps are handled and logged using a PHP script. file /etc/snmp/snmptrapd.conf traphandle default /home/svr/00-VHOSTS/...
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votes
1answer
110 views

How do we remove installed packages in damnsmalllinux distribution(debian)?

I'm currently running damnsmalllinux distribution and I want to remove certain packages from the desktop like the beaver but I can't locate package to in /etc/init.d/ to remove How do I remove the ...
2
votes
1answer
5k views

Unarchiving a downloaded tarball with Ansible

I'm trying to get WordPress downloaded and installed via Ansible and I can't seem to figure out what I'm doing wrong here. First I download via the get_url module then I attempt to use the unarchive ...
0
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0answers
255 views

Graphic glitches: Linux vs. Hardware, who is guilty?

I am having serious graphics glitches on my Ubuntu 14.04 LTS install on my new Thinkpad X201 i5 540, 2x2GB RAM. I tested the Memory Changed the kernel (3.14, 3.19) Did a BIOS update The glitches ...
0
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1answer
299 views

ubuntu lts and cgroup support in iptables [closed]

I don't understand why Ubuntu community built iptables without cgroup support and what I don't understand if community didn't make it? Maybe Ubuntu use another some way (iptables without cgroup etc)? ...
0
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1answer
634 views

Why my terminal screen crashes?

Sometimes my system gets freezed, after that my icons looks crashed and the terminal fonts are also crashed Whenever I restart it looks normal, how to fix this?
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2answers
343 views

Why will a linux usb boot on my personal pc but not on school computers?

I'm enrolled in a linux class right now and one of our assignments was to make a bootable flash drive. My friend is also in this class but he didnt know how to do it so I just made one for him. It was ...
0
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0answers
113 views

can I boot ext4 usb stick with xubuntu on from a Mac laptop?

is there a way to boot my ext4 formatted "xubuntu" USB memory stick from a Mac laptop? The laptop can identify FAT32 usb memory sticks with ubuntu at boot time, but it cannot identify mine, which is ...
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0answers
994 views

Starting Wait for Plymouth Boot Screen to Quit

I'm struggling to install Kubuntu 15.04 on my PC. I've got a GTX 970 which i think is throwing off the trial mode from starting up. nomodeset doesn't work, so I tried nouveau.noaccel=1 to beget this ...
0
votes
1answer
132 views

How to use Mac Camera on Ubuntu Desktop

I am trying to feed my mac's camera into my ubuntu desktop. Any advice on either how to do this or the proper forum/resource to use to find out?