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

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Can I install software even though the repository hasn't been updated for my Ubuntu release version?

I'm trying to install the Fuze Meeting client which I'm planning to use for Webinars at work. They have a Linux client and make it available through an apt Repository. Their installation ...
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47 views

My mouse jumps randomly after updateing

Hello i have got a new acer asper es1-311p1d5. I am using a mouse pad from the laptop. I could not try a usb mouse yet but i have to use the mouse pad anyway. I installed Ubuntu some days ago and ...
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1answer
94 views

Skype install on 14.04 Tried to trace the problem

I tried to install Skype on Ubuntu 14.04. I think i traced the problem back and need help. First i checked if multiarch is enabled. localhost@localhost-W54-55SU1-SUW:~$ dpkg --print-architecture ...
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1answer
674 views

When will the Python 2.7.9 upgrades be available from apt-get for 14.04LTS?

The ssl related fixes in that are critical to network security.
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Need Help I Keep Getting Internet Error Connection When Installing Via Software Center [duplicate]

I tried installing this following deb files via software center: skype,gimp and odesk team room application. But I keep on getting Internet Connection Error. But I can open my Internet on my Browser. ...
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18 views

How can I install upgrades from a local place? [duplicate]

I have not been able to upgrade my software in my 12.04 ubuntu (in VB), I always get a timeout trying to fetch items from repos. Err http://us.archive.ubuntu.com/ubuntu/ precise-updates/main ...
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89 views

Package with bad signature got instlaled on second try: how?

I executed my daily sudo apt-get update && sudo apt-get upgrade command, and got a bad signature error when hitting google chrome: Fetched 2178 kB in 2s (981 kB/s) Reading package lists... ...
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105 views

Warnings during Ubuntu Update 14.10

For some days I got the red circle in the notification bar. After not being able to run software-updater, I tried using apt-get update. This is what I got: W: An error occurred during the signature ...
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10 views

Dpkg env variable DPKG_HOOK_ACTION is not set in hook script

According to man dpkg I can use DPKG_HOOK_ACTION to get the current dpkg action being run in my dpkg hook script --pre-invoke=command --post-invoke=command Set an invoke hook command to be run ...
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16 views

Reading package lists quits without any explanation

I'm trying to do a simple apt-get install like sudo apt-get -V install chrome It displays "Reading package lists... 6%" and then abruptly quits so the line now looks like user@server:~$ ists... 6% ...
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1answer
130 views

Where did packages full descriptions go?

Several years I notice that Ubuntu is lacking packages full descriptions. F.ex. Debian have this description for 'aptitude': Package: aptitude (0.6.8.2-1) terminal-based package manager ...
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1answer
151 views

installing git on ubuntu 12.10 [duplicate]

I am unable to install git on my ubuntu 12.10 system. I followed- sudo add-apt-repository ppa:git-core/ppa sudo apt-get update sudo apt-get install git-core sudo apt-get update gives me the error- ...
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1answer
63 views

How To Remove Noobslab/Themes? [duplicate]

I tried installing a theme using the following lines: sudo add-apt-repository ppa:noobslab/themes sudo apt-get update sudo apt-get install vimix-flat-themes Needless to say the theme did not ...
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1answer
77 views

Can't install clamav dependencies?

Turns out I can't install anything using aptitude and I also seem to be missing a few dependencies. When I try to install a program: mom@mom-Inspiron-1720:~$ sudo apt-get install ...
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38 views

Error while installing icedtea package

I am trying to install icedtea package with source package using following command ./configure The error that i get is configure: error: Package requirements (glib-2.0) were not met: No package ...
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1answer
44 views

Why do dist-upgrade and upgrade give different held packages?

sudo apt-get upgrade gives: Reading package lists... Done Building dependency tree Reading state information... Done Calculating upgrade... Done The following packages have been kept back: ...
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704 views

E: Unable to locate package git

I am trying to install git, I used sudo apt-get install git command and it results: E: Unable to locate package git This question have been asked by many people but not a single answer has fixed my ...
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1answer
25 views

Installing files from archive cache

How to make a backup of apt archive cache? If I make a backup of the archive cache can I install the applications in the current system to any system, which is running the same OS, using the archive ...
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19 views

Apt-Get Update only spits out errors

First of all I am sorry if this has already been asked. I searched around and couldn't find any specific answer to my problem. I had a WorkGroup LAN server working as of yesterday. Today at&t came ...
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577 views

sudo apt-get error

So I am trying to use apt-get update but it is spitting out errors. $ sudo apt-get update Err http://extras.ubuntu.com trusty InRelease Err http://plex.r.worldssl.net lucid InRelease Err ...
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1answer
46 views

Installing firmware-b43-installer in terminal, get E: Could not get lock /var/lib/dpkg/lock [duplicate]

I am getting the following error message. Please help $sudo apt-get install firmware-b43-installer [sudo] password for sophon: E: Could not get lock /var/lib/dpkg/lock - open (11: Resource ...
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62 views

Messed up while installing octave in Ubuntu 14.04. Having trouble doing apt-get upgrade & apt-get -f install now

Output of apt-get upgrade: Reading package lists... Building dependency tree... Reading state information... 0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded. 1 not fully installed or ...
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2answers
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[Solved]Tomcat7 installation failed via apt-get on Ubuntu 14.04

I'm facing an issue while installing Tomcat7 in Ubuntu 14.04. The JDK is already installed on my system (1.7 version), but when I use apt-get install tomcat7 I get the below error: Setting up ...
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2answers
146 views

E: Package 'honeyd' has no installation candidate

How can I install honeyd on Ubuntu14.04. I get following Error when try to install it using apt-get: sudo apt-get install honeyd Reading package lists... Done Building dependency tree Reading ...
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132 views

kernel is outdated

I have troubles with updating my kernel. I'm running Kubuntu 14.04. uname -r output: 3.13.0-32-generic I clearly see newer versions in repos with sudo dpkg --list 'linux-image*': ... ...
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How can i fix E: encountered a section with no Package: header E:problem with mergelist / [duplicate]

E: Encountered a section with no Package: header E: Problem with MergeList /var/lib/apt/lists/us.archive.ubuntu.com_ubuntu_dists_trusty_main_i18n_Translation-en E: The package lists or status file ...
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1answer
53 views

How to --install-suggests on an already installed package?

Or: what is the proper way of installing missing suggests for installed packages?
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1answer
516 views

How to install wkhtmltopdf 0.12.1 on Ubuntu server?

I am trying to install current stable version 0.12.1 but it only installs 0.9.9. Any chance to install latest version with apt-get install? It seems that 0.9.9. is very old :(
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15 views

apt-cacher or alternative that supports repos with HTTP basic auth?

We're using a repository that uses HTTP basic auth, so /etc/apt/sources.list/ contains something like: deb http://user:pass@mirror.tld/dir/ release main contrib non-free And would like to cache ...
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1answer
149 views

How do I repair dpkg and apt-get?

Every time I do: sudo apt-get update && sudo apt-get upgrade I get all these with in the end the error reports: Ign http://nl.archive.ubuntu.com trusty InRelease Ign ...
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2answers
48 views

why ubuntu unable to install two programs at once?

i tried to install two programs at once in Ubuntu via terminal. it says this. E: Could not get lock /var/lib/apt/lists/lock - open (11: Resource temporarily unavailable) E: Unable to lock directory ...
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27 views

Where to find all installed binaries with a package?

I'm developing a website and out of curiosity I want to know more about the environment we're using. I'm specifically interested what the things are which are installed on Ubuntu when running the ...
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44 views

Ubuntu 14.04 LST - update failed - No solutions

"please dont mark my thread to duplicate if you dont read the content" Its difference. I setup new ubuntu box on my vps. After that i try to update but no lucky : W: Failed to fetch ...
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1answer
39 views

How can I install apt packages non-interactively?

If I run: sudo apt-get --yes install postfix or sudo bash -c 'yes | apt-get --yes install postfix' an interactive prompt appears to configure postfix. I need to automate the installation of ...
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1answer
17 views

How to remove some packages which contain a certain keyword?

For example, when I want to remove Xfce, I did this: aptitude search xfce | grep ^i id gtk2-engines-xfce - GTK+-2.0 theme engine for Xfce id libxfce4ui-common ...
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Ubuntu 14.04 LST - update failed with 404 Not found - No solutions can help me in this case [duplicate]

I setup new ubuntu box on my vps. After that i try to update but no lucky : W: Failed to fetch http://security.ubuntu.com/ubuntu/dists/trusty-security/universe/binary-amd64/Packages 404 Not Found ...
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2answers
91 views

apt-get purge libc6-dev-i386 want to remove important packages

I had problem when compiling 32-bit ELF inside 64-bit Ubuntu. This is error message produced by GCC compiler : cheap-laptop@my-machine:~/DEV-DIR$ gcc -m32 test.c -o test In file included from ...
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23 views

Question about libmatio-dev

I want to install libmatio-dev, but a specific version (1.3.4-2). Whenever I run sudo apt-get install libmatio-dev, I get 1.5.2 installed instead. How do I force the install of 1.3.4-2?
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1answer
18 views

No image output after gnome-applet purge

Okay, so I was trying to get my flash player to work on Amazon prime video's DRM protected content. I Google's some things and it said I should install a thing called hal. I tried it using apt-get ...
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1answer
47 views

Openntpd cannot be uninstalled

I have openntpd installed when I was trying to install Cloudstack on my Ubuntu 14.10. I no longer needs openntpd but now I cannot uninstall it. I tried sudo apt-get autoremove and purge but I always ...
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1answer
23 views

Upgrading Chrome stable aptitude reports version 39 but chrome://chrome reports 38

I am trying to upgrade google chrome to the latest stable release. I used apt-get purge google-chrome-stable to remove and then installed the lastest through the PPA /opt/google/chrome$ apt-cache ...
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1answer
42 views

how to install numpy in ubuntu 12.04 [closed]

I need to install numpy in my ubuntu 12.04. I am new to linux so please give me step by step orders to terminal. I downloaded the numpy 1.9.tar.gz and unpacked it. now please tell me how to proceed. ...
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1answer
97 views

Broken Package Manager: Can't fix dependencies cause of different problem

I'm a relatively inexperienced Linux user having a problem with Ubuntu LTS 14.04.1 LTS (installed from the MythBuntu DVD). If I run 'sudo apt-get install', I see the following errors: You might ...
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2answers
114 views

HELP i cant install anything [duplicate]

i tried editing /etc/apt/sources.list and hono of the ULRs below appear in it. thanks in advance btw im running 12.04 root@p:~# apt-get update && apt-get upgrade Hit http:// ...
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32 views

How can I disable apt-get autoremove?

I added a bad ppa to my system and now I need to do manual package removing/downgrading. The issue is that I enabled apt-get autoremove a while ago and removing a package to later replace ...
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1answer
64 views

Kubuntu 14.10, updates gives GPG error

I'm running Kubuntu 14.10. About a week or so ago, I noticed that doing a 'sudo apt-get update' gives me the following error at the end. Fetched 16.0 MB in 24s (650kB/s) ...
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1answer
37 views

What does it mean that python-keyring “suggests” python-kde4?

I have a pending update for "Get Hot New Stuff" for the KDE Platform (libknewstuff2-4). I don't recall installing anything with KDE dependencies (I'm using vanilla Ubuntu), so I tried to figure out ...
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37 views

Fix extracted but not configured package blocker

Problems started after an unexpected power loss while executing apt-get dist-upgrade. When I now run command (as root) apt-get dist-upgrade and got the following output: Reading package lists ... ...
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0answers
149 views

Problem importing a module (mpl_toolkits.basemap) in Python

So the issue is this: I'm attempting to learn how to plot maps with Python, using shapefiles. There are plenty of examples available on the internet, but just about all of them start with something ...
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1answer
198 views

How to Install php 5.3.10-1ubuntu3.14 on Ubuntu 12.04

I am experiencing problems with my PHP application with 5.3.10-1ubuntu3.15. I have identified what the problem is, but in the meanwhile I would like to downgrade to 5.3.10-1ubuntu3.14, because the ...