Advanced Packaging Tool, package manager for Debian based distributions. It is also the most basic tool install packages in Ubuntu. Questions about using any of the apt tools, should use this tag.

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Update Manager, Software Center, Synaptic Package Manager segfault

I made and ran a shell script made up of the following: wget -q "http://deb.playonlinux.com/public.gpg" -O- | sudo apt-key add - sudo wget http://deb.playonlinux.com/playonlinux_precise.list -O ...
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1answer
187 views

Annotating packages at installation to ease maintenance with apt / aptitude

I manage my packages with aptitude. I occasionally go through my list of packages, removing obsolete applications (in the sense that I do not want to use them any more). For example, while I have a ...
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944 views

what is “Clearsigned file isn't valid, got 'NODATA' (does the network require authentication?)” [duplicate]

I installed a fresh Ubuntu 13.10 , the first thing I want to do is to update system but I got this error: E: GPG error: http://extras.ubuntu.com saucy InRelease: Clearsigned file isn't valid, got ...
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1answer
20 views

How to understand apt.log?

First, a little context: I have a machine with Ubuntu 13.10 64bit with Unity, that i use for development. As such, i updated several packages manually, and even installed/compiled some from sources ...
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1answer
39 views

Removed current running linux-image

I had the problem of a full /boot. So i decided to remove old linux-images. However in the process I accidentally removed the current in-use image. Which would be linux-image-3.2.0-53-generic on ...
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1answer
8k views

“Unable to connect” error with apt-get?

I recently installed 12.04 but am unable to run sudo apt-get update and consequently sudo apt-get install xxx. When I run the first command I get several Ign http://extras.ubuntu.com precise ...
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0answers
17 views

Application icons in system settings disappear after deleting Text Entry

I used to install ibus pinyin in 12.04 following steps as belows: Settings-->Language Support-->Install/Remove Languages, check Chinese item $ sudo apt-get install ibus ibus-clutter ibus-gtk ...
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2answers
273 views

Problem after installing gnome-desktop

I am using Ubuntu 13.10 and upgraded to Gnome 3.10. But when I was trying to install ubuntu-gnome-desktop I got error with Libreoffice. I was using Openoffice(I removed Libreoffice while installing ...
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1answer
2k views

How do I set Ubuntu Software Center as default to apt links?

I was about to install Bank-ID but got stuck with this apt-link. If I click on that link the file manager gives me the opportunity to choose a specific program to open the file. I can't find Ubuntu ...
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1answer
35 views

How to install “bought” softwares from the command line?

I love doing things the command-line way and need to install some proprietary softwares that are available free of cost but have to be "bought" from the software center: How do I install such ...
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2answers
407 views

How to completely remove my emacs?

I downloaded Emacs source files, and installed it using make. After installing Emacs successfully, I manually removed the downloaded source files to save disk space. Now I want to remove Emacs and I ...
2
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1answer
2k views

Speed up apt-get update by removing known ignored Translation-en

I've mirrored some ubuntu repositories to a an internal repository using apt-mirror however due to http://serverfault.com/questions/93437/apt-mirror-does-not-mirror-the-i18n-directory i get the ...
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1answer
18 views

Unable to locate package pthread

It's Linux Ubuntu 14. I'm trying to install gnu radio and when I try to configure, pthread library is missing. I then do sudo apt-get install pthread I got this as return: ...
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4answers
4k views

Boot-repair PPA 404 error on Ubuntu 14.04

After upgrading Ubuntu 13.10 to 14.04, grub failed to load Ubuntu and threw the error symbol 'grub_term_highlight_color' not found. I followed the solution offered in the Bug Report but this failed ...
9
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1answer
906 views

Why was the virtualbox package removed from the 14.04 repository?

I'm having some problems trying to run my Windows XP virtual machine after upgrading to Ubuntu 14.04 today. When I tried to start it a message dialog was displayed saying that the kernel drivers ...
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3answers
12k views

Cannot locate Ubuntu Software Center via Firefox to open APT links

I'm trying to locate where the Ubuntu Software Center is to choose as default for handling APT links in Firefox. I can click on the links, and I get the pop-up, but Ubuntu Software Center is not ...
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24 views

Missing: “/usr/include/python3.3m/Python.h”

I recently moved to ubuntu 14.04. I can't compile blender afterwards. It says the error message below CMake Error at CMakeLists.txt:2220 (message): Missing: "/usr/include/python3.3m/Python.h", ...
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Is there an option to tell Ubuntu to install all dev packages? [duplicate]

I have more than enough disk space and I am constantly annoyed by code I am compiling saying "you don't have foo" and then having to figure out which package foo is in, install that package and retry ...
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2answers
58k views

Install Teamviewer using a 64-bits system but I get a dependency error

I was trying to install Teamviewer, but I was getting a dependencies error. I tried to install them but with no luck. I'm getting this Error: Unpacking teamviewer (from teamviewer_linux_x64.deb) ... ...
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1answer
30 views

When should I use apt-get and aptitude or apt-fast? [on hold]

Is there any difference between installing by apt-get, apt-fast and aptitude? Which is recommended to use while installing and removing package? In other words, which command is preferable while ...
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2answers
2k views

Unable to fix broken package system

After I (painfully) managed to install Skype on my Ubuntu 12.04 LTS, I'm experiencing since months ago a packages issue I cannot fix. Have a look to my last post in order to know what caused this ...
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5answers
535 views

How do I find the package name for an application that I want to uninstall?

I tried sudo apt-get --purge remove snipe2d But I guess 'snipe2d' isn't the name of the game....so how do I find out what it is and how to put it into my terminal? P.S. this is what it says when ...
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4answers
608 views

How do I delete files in /usr?

I have filled my disk but can see games in /usr that I could delete but can't see how to do it. I am not a computer buff and have no idea what a terminal is.
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2answers
51 views

Is Avant Window Navigator Available For Ubuntu 14.04?

I want to install avant-window-navigator on Ubuntu 14.04. I Tried to install by following command: sudo add-apt-repository ppa:awn-testing/ppa sudo apt-get update sudo apt-get install ...
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14 views

Missing header files when installing

I am trying to install Mysql-5.5 directly through Terminal but I get an header files is missingerror and it fails to install. The problem stays when I run sudo apt-get update/upgrade Is ther any way ...
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13 views

Download failed : Oracle JDK 7 is NOT installed

When i try to install something it gives me this error: HTTP request sent, awaiting response... 403 Forbidden 2014-04-23 09:32:53 ERROR 403: Forbidden. download failed Oracle JDK 7 is ...
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2answers
436 views

Trying to uninstall vmware packages but get 'unmet dependencies' error

So when I do dpkg --get-selections | grep vmware I get... vmware-tools-core install vmware-tools-esx-nox install vmware-tools-foundation install ...
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2answers
30k views

Getting “'file' is different from the same file on the system” when I attempt to update through synaptic

Encountered an error while updating through Synaptic Manager. Subsequent updates gave the error at the bottom of the output. I'm a noob so any help is appreciated. al@al:~$ sudo apt-get -f upgrade ...
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3answers
3k views

apt-get update Bad header line on all udpates

I tried all the solutions on this and still having an issue. I am behind a proxy so I have updated /etc/apt/apt.conf with my proxy settings and I have removed the old lists with sudo rm ...
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0answers
43 views

While Upgrading to ubuntu 14.04 i personally edited the source list and corrupted it, Need suggestion to resolve and upgrade!

I'm new to ubuntu, while upgrading from ubuntu 13.10 to 14.04 i was getting some errors in the source list. While trying to make it right i used a source list of another pc and replaced it with mine, ...
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2answers
7k views

How do I fix APT errors “W: Failed to fetch […] Hash Sum mismatch”?

I don't really know what happened, after reboot I got many crash messages, and if I would open Firefox or Synaptic, they would crash. Synaptic returns this: E: Encountered a section with no Package: ...
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1answer
12 views

What is nss-myhostname? And why is it not installable?

dmesg shows the line systemd-hostnamed[3964]: Warning: nss-myhostname is not installed. Changing the local hostname might make it unresolveable. Please install nss-myhostname! But sudo ...
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1answer
39 views

Apt Terminal Progress Bar source code Ubuntu 14.04

I have read an article in OMG Ubuntu[0] about enabling the progress bar in the terminal. I'm browsing apt launchpad page [1] and browisng the code. Someone knows exactly where is the code for the ...
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1answer
205 views

How to install gcc 4.9 on Ubuntu 14.04? [duplicate]

Now that gcc 4.9 is officially released, is there an easy and convenient way to install it on Ubuntu 14.04 through the package manager (ie. apt-get)? I would also appreciate information on how to ...
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0answers
14 views

Installing gnutls-bin ssl-cert

I am trying to install gnutls-bin and ssl-cert for SSL with ldapclient and server. sudo apt-get install gnutls-bin ssl-cert I tried to install them separately, then I could install ssl-cert, but ...
6
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2answers
506 views

mozart-stdlib : Depends: mozart (>= 1.4.0) but it is not installable

On a fresh Ubuntu 12.10 system I am trying to install the Mozart (http://www.mozart-oz.org/) programming environment. Unfortunately I got the following error message reporting missing dependencies. ...
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1answer
60 views

Upgrade aborts half-way through with the error message there is too little space in the /boot folder [duplicate]

I have tried to run the updater to install 14.04. It aborts half-way through with the error message there is too little space in the /boot folder. It recommends emptying the trash and running apt-get ...
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2answers
26 views

Told command dpkg cannot be found

On issuing the command sudo dpkg -i (package name) at chronos@localhost ~ $, I get the response sudo: dpkg: command not found. Anyone know why? I'm trying to load version 3 of network-manager and ...
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2answers
30 views

Trouble downloading packages

When I try to download any of the following package, it shows error. sudo apt-get install libelf-dev sudo apt-get install tcl-dev sudo apt-get install tk-dev Reading package lists... Building ...
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1answer
36 views

How can I solve Unable to lock the administration directory (/var/lib/dpkg/) [duplicate]

I am really New to UBUNTU 14.04 and whenever I try to update or install anything I get this error: > sudo apt-get update [sudo] password for trojanfm: E: Could not get > lock ...
2
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1answer
19 views

What happens when we cancel apt-get install manually or due to network failure

hi today I was installing mongodb using apt-get its 114 mb download , when apt-get was running I lost network connection so downloading stopped so cancelled it using Ctrl + c . Later when my ...
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2answers
35 views

Update Error (using apt-get install -f)?

So I tried updating my system, to find this pop-up error upon attempt, The package system is broken Check if you are using third party repositories. If so disable them, since they are a ...
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2answers
1k views

How to install using the apt:// url on?

I ran into this website: https://apps.ubuntu.com/cat/applications/synaptic/ and on it there is a link to be opened with the Ubuntu App center, but Firefox doesn't know what to do with it. What I got ...
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0answers
46 views

Lag on apt-get operations after upgrade to Trusty (14.04)

After upgrading my server from Saucy (13.10) to Trusty (14.04), there is now a weird lag on all apt-get operations. It's slower in general (just the apt-get, not the system) but also at the beginning, ...
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3answers
323 views

How can I know what programs does some apt-get package contains?

I would like to know what does some specific package install, for example, when installing ncurses, I have found that TAB key expands: sudo apt-get install ncurses- to show: ncurses-base ...
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3answers
56 views

Why can't I install more than one application at once?

Why can't APT install more than one application at a time? Why does it need to exit before installing the next. I know with MS Windows you can install how many application at once. This problem is ...
0
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1answer
35 views

just guest session available, can not login

I'm desperately trying to login into ubuntu 12.04 LTS. After boot I see the guest session asking for my password. After login it appears a black screen for just a half second and I will redirect to ...
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8answers
766 views

How to make a package manager wait if another instance of APT is running?

I have seen many softwares such as Update Manager and Synaptic Package Manager, they wait if some other program is using the /var/lib/dpkg/lock and is locked. How can we do this through the Terminal? ...
12
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0answers
690 views

How can I make apt-get wait for another instance to finish? [duplicate]

Is there any way I can make apt-get wait for the other apt-get (or another package manager) process to finish? I know that, generally, apt-get can only run one instance at a time and if we try to run ...
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0answers
28 views

Synaptic Loading/Running Slowly

Synaptic has been running extremely slow lately, it's been taking ages to start up and goes dark (what an program does when it's not responding). After installing stuff, it goes dark again, and ...