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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Updates “done” but not ending

I just installed 12.10 with many headaches, and as soon as I got it up and running I ran the update utility through apt-get and proceeded to upgrade. Along the way, though, it got to what appeared to ...
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252 views

apt-get problem. Download stops [12.04]

When I apt-get update or install a software with apt-get install application. It works fine for few second then the download freezes. Same with Ubuntu software center. The download stops after 3 ...
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300 views

MacBook install no wifi - how to install without a working NIC?

Fist up I apologise if this has been asked. A quick search did not seem to answer my query, so it's off to crowd support land with this question: I have installed Ubuntu 12.04 using a USB install on ...
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556 views

running /usr/lib/nagios/plugins/check_apt as nagios user does not return the correct result

I have two servers, both running 12.04 server, and nagios-nrpe-server. On both, I have configured the command check_apt, which runs /usr/lib/nagios/plugins/check_apt. On both, nagios-nrpe-server is ...
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95 views

Regarding apt-cache search -n on iPhone

I try to search certain package using apt-cache search -n iap cracker, but some list from /var/lib/apt/lists it's not appear. Example: Ojek:~ root# apt-cache search -n iap cracker ...
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656 views

apt-get update will not work on my server

I've just installed Ubuntu Server 12.04 on my spare box, and I'm using a command line interface only to get my feet a little wet. ping google.com does work, so I know my connection is up and running. ...
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53 views

Understanding the working of Apt Virtual HTTP Repository

My university has a virtual HTTP repository which we can access by changing our proxy to 10.1.1.224:3142. Our regular proxy to access the internet is 10.1.8.44:8080. It incredibly speeds up download ...
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31 views

EOFError when updating python3

When trying to install python3 this error shows up
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434 views

cannot reinstall skype after manually removing its “held back” package

I am running 12.04 (precise) Ubuntu on my computer, which I keep it up to date. Recently skype started being listed as a "kept back" package whenever I ran a software update. Stupidly I uninstalled ...
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895 views

Packages not found despite correct /etc/apt/source.list

My /etc/apt/sources.list looks like this deb http://de.archive.ubuntu.com/ubuntu quantal main restricted universe multiverse deb http://de.archive.ubuntu.com/ubuntu quantal-updates main restricted ...
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193 views

How to change, configure and make a installed package…darkstat

I've installed darkstat via: "apt-get install". I then downloaded the darkstat source code to make some changes to it using: "apt-get source darkstat". I made my changes, then I used the command: ...
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926 views

Post-installation script fails when installing slapd

I'm trying to install slapd. I did dpkg-reconfigure and pressed Ctrl+C in between, and after that this is what I get: apt-get install slapd ldap-utils Reading package lists... Done Building ...
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1k views

How to resolve dpkg error code (1)?

I get the following apt-get error message: sudo apt-get install -f Reading package lists... Done Building dependency tree Reading state information... Done 0 upgraded, 0 newly installed, 0 to ...
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140 views

No GUI and no internet

I dual boot 12.10 with Windows 8 on a UEFI system. The other day, I was installing some python stuff when apt-get suggested I run a dpkg command (I have no familiarity with how dpkg works), and that ...
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202 views

How to downgrade linux-image-generic-pae

I'm trying successfully complete a apt-get -f install but it fails because it says it needs version 3.2.0.34.37 of this package but 3.2.0.35.40 is installed. I found another post that explains how ...
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225 views

Firefox dependencies problem on 12.10

I did a fresh install of Ubuntu 12.10 today and now am getting the following error: You might want to run 'apt-get -f install' to correct these. The following packages have unmet dependencies: ...
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323 views

Pidgin Installation Has Missing Dependencies

I am a new user of Ubuntu and I realized that I might have installed a broken pidgin. When I initiate to install pidgin program from Software Center, a message box appear saying "Package Dependencies ...
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1k views

cannot apt-get install - on ubuntu server 12.10

I installed from cd a fresh ubuntu server 12.10 (FYI: amd64) I need ubuntu-desktop. So I did run as per doc. sudo apt-get update sudo apt-get install ubuntu-desktop I keep getting unable to ...
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366 views

Lubuntu 12.04 won't do apt-get update

I just finished installing Lubuntu 12.04. When I try to run apt-get update I get a whole lot of errors: W:Failed to fetch [lists my repos] E:Some index files failed to download. I tried with many, ...
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1k views

A TLS packet with unexpected length was received

What kind of errors is this ? I am getting this error while doing the update of my cache with sudo apt-get update Error : Err https://private-ppa.launchpad.net precise/main i386 Packages ...
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36 views

Have the repositories been shortened?

I just sudo apt-get updated my repos and it took in total, 5 seconds to get everything. It usually takes 2/3 minutes. Have the repos been shortened?
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222 views

Secure APT GPG problem with Release files

I'm experiencing a problem with apt. We're using our own repository and the users apt is configured to check the peer and host of the repository. Furthermore the Release file is verified (with the ...
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4 views

dpkg-shlibdeps: error: no dependency information found for /usr/local/lib/libwebsockets.so.4.0.0

I'm packaging my c++ application using dpkg-buildpackage -rfakeroot -b I've installed libwebsockets from the source rather than the debian package libwebsockets3 or libwebsocktes-dev. In the ...
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22 views

Where are deb packages which are downloaded by apt-get stored in Ubuntu 14.04

I used to find deb packages which are downloaded by apt-get in the /var/cache/apt/archives directory. I've installed Ubuntu 14.04 recently but I fount out the deb packages aren't stored to the ...
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9 views

Prevent APT from overwriting custom files

My server runs a Java application that requires I replace a few java library files with ones I downloaded on my own. This has to do with JCE security extensions and isn't really relevant to my ...
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10 views

How to bring back older version of mesa packages from ppa:xorg-edgers/ppa

I'm trying to install older version of mesa packages from xorg-edgers PPA using following command: sudo apt-get install libgl1-mesa-dev=10.3.0~git20140812.fa5b76e3-0ubuntu0ricotz~trusty ...
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16 views

Problem running apt-get DPKG broken?

Problem when runing apt-get debian av # sudo dpkg --configure -a Setting up libgdata2.1-cil (2.2.0.0-2) ... mono: ../nptl/pthread_mutex_lock.c:80: __pthread_mutex_cond_lock: Assertion ...
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11 views

Ubuntu 14.04 LTS AMD64 randomly uninstals packages / applications

I am having a strange issue. Occasionally when installing new packages, I will get a system crash notification which I will report. The environment then becomes unstable, unity crashes and all open ...
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16 views

I fixed my PPA errors but when I try to install Steam all additional packages say No Installation Candidate

While I was downloading Steam I get this code: user@computer:~/Downloads$ sudo dpkg -i steam_latest.debSelecting previously unselected package steam-launcher. (Reading database ... 195561 files and ...
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68 views

Error installing linux generic kernel ovh

I have recently purchased a vps from ovh and I was trying to install the generic kernel apt-get install linux-image-generic but I got an error. Setting up linux-image-3.13.0-34-generic (3.13.0-34.60) ...
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16 views

Install Node on Ubuntu 14.04 1and1 Virtual Server

I have a Virtual Server from 1and1 running Ubuntu 14.04. After correcting the /etc/apt/sources.list to the official ones I tried to install nodejs and npm (to install bower later). I followed the ...
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22 views

Try 'apt-get -f install' with no packages

I am using Ubuntu 14.04 lts OS. So when I go to installed mysql server using below command sudo apt-get install mysql-server I have some error message. This is the error message: Reading package ...
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14 views

libssl-dev and libssl1.0.0 on confilcting versions

My problem on 12.04lts is that somehow my libssl1.0.0 got upgraded to 1.0.1-4Ubuntu5.17 and my libssl-dev requires 1.0.1-4Ubuntu5.14 apt won't update libssl-dev because libssl1.0.0 was upgraded first. ...
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27 views

unable to install/recover jenkins after upgrading from ubuntu 12.04 to 14.04

I did an upgrade of Ubuntu from 12.04 to 14.04 and was surprised to discover that my earlier installed and configured jenkins is broken. To add to the misery, if I do an apt-get install jenkins or ...
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15 views

How to clone an Ubuntu system using the package manager?

I would like some way to exactly duplicate what is installed on one Ubuntu system, onto another, regardless of the target system's state, using the package manager. This includes: installing the same ...
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23 views

Installing software in ubuntu

when i tried to install vlc from software center there is" use the source" instead of "install"; by clicking the use the sources option its not installing using the terminal i tried, but its showing: ...
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15 views

Installing downloaded packages using dpkg

I have downloaded these packages using apt-get download: -rw-rw-r-- 1 sysuser sysuser 87534 Jul 24 00:33 apache2_2.4.7-1ubuntu4.1_amd64.deb -rw-rw-r-- 1 sysuser sysuser 838846 Jul 24 00:33 ...
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54 views

iscsitarget suddenly broken after upgrade of the 12.04 Hardware Stack

After an upgrade to the latest Hardware Stack using Ubuntu 12.04, my iscsi service is not longer operational. The error from the service is such: FATAL: Module iscsi_trgt not found. I have learned ...
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39 views

How to install a fingerprint reader on Lenovo ThinkPad with ubuntu 14.04

I have a Lenovo-ThinkPad which came with a fingerprint reader, I'm using Ubuntu 14.04 and I have no idea how to enable it. I already tried: sudo add-apt-repository ppa:fingerprint/fingerprint-gui ...
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30 views

Cannot solve GPG error

I ran sudo apt-get update and at the end I have these errors: Fetched 14,3 kB in 54s (264 B/s) Reading package lists... Done W: GPG error: http://archive.canonical.com saucy Release: The following ...
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21 views

Unable to restart the system after installation of nvidia driver331.89

Installation of nvidia drivers is very important to me as I want to do molecular dynamics. I have been struggled for three months. I have have tried these command to uninstall and re-installation: ...
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40 views

apt-get not working even after updating apt.conf

I have configured my apt.conf file correctly. Still sudo apt-get update is giving me this error: 407 Proxy Authentication Required In /etc/apt/apt.conf, I have this: Acquire::http::Proxy ...
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22 views

How do I uninstall ttf-mscorefonts while it is currently 'half installed'?

I tried using this as a step to watching Netflix. The package itself is half installed or something and removing or purging or reinstalling it doesn't seem to do anything. It won't let me remove it ...
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28 views

add-apt-repository hangs

When trying to add a repository using the command sudo add-apt-repository ppa:xorg-edgers/ppa the command just hangs after I type in my password, and then after a couple of minutes gives me the ...
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31 views

By mistake I removed Python. Terminal, music player, video player, Software Center etc. are gone

I work on Ubuntu 14.04 to install Python and other packages I entered the following command : sudo apt-get install python python-pip python-pyparsing python-mysqldb gunicorn nginx git-core ipython ...
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13 views

libreoffice reinstall problems

How a tiny problem turned into a big one. Summary of what I've done so far: Details are here I recently upgraded from Kubuntu Precise (with backports, including the LO PPA) to Trusty with backports. ...
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56 views

Unable to reinstall apache on Ubuntu 12.04.5 LTS

Unfortunately, What I did: Updated apt repository to install apache244 and installed it. Uninstalled apache2.4 using following commands: apt-get remove apache* apt-get purge apache* apt-get clean ...
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25 views

Cloudera hive-metastore not installing correctly

I have the following Cloudera Hadoop namenode: Hbase and HBaseRegion are installed along the processes listed below. Now when I try to install Hive Server or Hive Metastore I'm getting the following ...
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54 views

Problem configuring texlive-base

I've had some problems with apt-get updates since upgrading to 14.04. It always ends up reporting errors configuring some packages. Here's the logs that appear relevant: $ sudo dpkg --configure ...
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35 views

bower install does nothing, not even throw an error

I am on Ubuntu 14.04. I did sudo apt-get install npm. When I do which npm, I get /usr/bin/npm/. Then I did npm install -g bower, which was successful. A which bower echoed /usr/local/bin/bower. I ...