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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How to list programms with their dependency complete size

How to list by size installed packages with their dependecies with complete size and date?
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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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216 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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ubuntu 14.04 on SSD after 3 system updates system hangs after sigining in - cursor visible

Fresh install Ubuntu 14.04 on SSD - after login screen visible no unity on left just the background. This is after working great, setting bells and whistles everything peachy. Updated system a few ...
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13 views

How to seed the apt and/or dpkg database of packages?

I have this system that has a basic Ubuntu 12.04.4 LTS installation on it, but no network access. I have this set of deb packages which have been copied to some location on said machine. How do I get ...
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17 views

How to prevent go to dpkg-reconfigure mode during installing

Is there any switch which tell apt-get command not to go to dpkg-reconfigure mode during ? I mean, we go to configure mode after installation?
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16 views

Ubuntu Software Center Cannot Connect to the Internet

Using both terminal and the software center, I cannot do any updates or download any software. I tried running sudo apt-get update and I get this message: E:GPG error: http://linux.ntuoss.org trusty ...
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24 views

Can't remove 2XClient using dpkg

I have a problem removing 2XClient from Ubuntu 12.04. This is the output Removing 2xclient ... Unregistering tuxclient url-protocol handler in gconf tree (gconftool-2:3905): GConf-WARNING **: ...
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17 views

Create a clickable install script for software

I want to create a simple script that a user can download, click on, and it will: request their root password through some sort of pop-up interface then sudo apt-get install a package to their ...
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10 views

Apt-get tries to connect to internet even when lines are commented in sources.list

I have kept only deb cdrom line in /etc/apt/sources.list. Still when I do sudo apt-get update it tries to connect to online repositories. Why is that and how to force it to go for cdrom only? I'm ...
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20 views

Error while trying to install mongoDB

I want to install mongoDB on Debian. The problem is when I try to do that the output is like this: Reading package lists... Done Building dependency tree Reading state information... Done ...
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19 views

apt-get-install : error

While I trying install: sudo apt-get install ubuntu-tweak Then error is: var/lib/apt/list/in.archive.ubuntu.com_ubuntu_dist_trusty_universe_i18n_Translation-en Package not opened or parsed. On ...
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15 views

squid-deb-proxy 503 service Unavailable

I have installed squid-deb-proxy in order to create a cache of packages. The command sudo apt-get update produces errors such as Err http://mirror.dhakacom.com trusty/universe amd64 Packages 503 ...
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16 views

1 Depends on 2 but 2 is not going to be installed

On my Ubuntu 14.04, for almost every second package I want to install I get an error: sudo apt-get install 1 Depends: 2 but it is not going to be installed. then I try sudo apt-get install 2 get ...
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7 views

Downgrading avconv to 0.8.12 from 9.13

I'm maintaining a fairly large video editing program that relies heavily on avconv - I've recently migrated the processing to an Amazon EC2 instance, and while most things are working out reasonably ...
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19 views

removing proxy to avoid problems during installation

i tried to install java and got this error Err http://security.ubuntu.com/ubuntu/ precise-security/main icedtea-6-jre-jamvm i386 6b27-1.12.3-0ubuntu1~12.04.1 Something wicked happened resolving ...
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49 views

Sub-process /usr/bin/dpkg returned an error code (1) after upgrade to 14.04

After upgrading 12.04 to 14.04 on my server, I get a error when trying to update my packages. sudo apt-get upgrade no talloc stackframe at ../source3/param/loadparm.c:4864, leaking memory ...
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27 views

Backup software sources and reinstall: get latest versions of installed programs from the repository for new distribution

I'm migrating from 12.04 to 14.04. I have already backed up my installed software sources in 12.04 using sudo cp -R /etc/apt/sources.list* ~/ command from this question - Best way to backup all ...
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18 views

How to fix a Failed Package Operation Error?

Launched the software center and I am getting this error: installArchives() failed: E: Invalid archive signature E: Internal error, could not locate member control.tar.{gzbz2xzlzma} E: Prior ...
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53 views

Failed to load the package list Ubuntu 14.04

When attempting to install sublime text 3, I get this message. Failed to load the package list This is a serious problem. Try again later. If this problem appears again, please report an error to the ...
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13 views

update-initramfs hangs on cuda drivers, how to remove / complete update?

I was trying to "apt-get install cuda" from nvidia's repository, and the process hung on update-initramfs. All apt/dpkg commands I've since tried, including "apt-get remove cuda", have attempted to ...
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17 views

dropbear failed to restart

I have been got this when I use at-get dist-upgrade :: ahmad@elvina-TA890GXE:~$ sudo apt-get dist-upgrade Reading package lists... Done Building dependency tree Reading state information... ...
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20 views

Are there any good application for making documentation availbable in the apt repository?

I'm looking for a program to create source code and project documentation. It needs to support code snippets, tables, indexing, export to HTML and PDF, and latex support would also be a plus. It ...
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23 views

Broken packages and unmet dependencies installing htk

I'm trying to install HTK 3.4.1 on Ubuntu 12.04, 64-bit machine. The ./configure command executes without any errors, but when I try to build using the make all command, it shows the following error: ...
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67 views

How do I install no-ip DUC on ubuntu 14.04?

I want to install no-ip DUC on ubuntu 14.04. When I run the following command(as the guide says) sudo apt-get install noip2 I get the following error. E: Unable to locate package noip2 How can I ...
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25 views

Many files in /var/lib/dpkg/info/ corrupted; how to recover

When I run sudo apt-get (anything), I invariably get this error: dpkg: unrecoverable fatal error, aborting: files list file for package 'thunderbird-gnome-support' is missing final newline E: ...
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44 views

Ubuntu dependency problems

My ubuntu 12.4 box has been off for 10 days. Upon returning to it I have found that there's no sound and steam games (for linux) won't start. There is a dependancy problem. I'm guessing is causing ...
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11 views

Are Ubuntu upgrades signed or encrypted?

When you download updates from the standard Software Updater (which I'm assuming is just a graphical front-end for apt), are these updates signed or encrypted between the server and the user, or are ...
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640 views

Can't upgrade kernel to 3.13.0-30 on 14.04

I think I broke something with apt on my system. I'm trying to update the kernel to 3.13.0-30, but when I run apt-get I'm getting the following output: Reading package lists... Done Building ...
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42 views

Problems in downloading and installing packages

I am a newbie in Ubuntu. I have installed 12.04 LTS in my laptop and it was moreover all fine. I want to install packages like wine,VLC,Chromium Browser,etc I was getting various error messages. 1). ...
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14 views

Dpkg options passed to apt apply to dependencies?

On 12.04, I'm running a script with the following line: apt-get -q -y -o Dpkg::Options::="--force-confnew" --auto-remove --purge --no-install recommends install foo I'm wondering if the passed dpkg ...
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16 views

How determinate the main user in Ubuntu from a postinst script?

I'm packaging a slim-theme and I'd like to modify /etc/slim.conf with the theme and the default user so slim just ask the password during login. I suppose most people willing to install a theme for ...
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11 views

How do I use apt to find the homepage for an installed command

I want to view the homepage for many OSS projects, for which I know that they probably already installed via packages on my Ubuntu 12.04 system. For example, ldconfig is installed and I can get this ...
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55 views

Application doesn't show as installed

I installed Inkscape, but the system does not seem to recognize it. I can not launch the application for Dash or open a .svg file. when I open an .svg Inkscape does not appear as a option. What ...
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73 views

apt get upgrade problem

I've ealier tried to remove the nx server and then upgraded to Ubunt 14.04 LTS. Now whenever I do a sudo apt get upgrade I receive the following error: Setting up util-linux (2.20.1-5.1ubuntu20.1) ...
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11 views

No longer showing “X packages can be updated” on command line login

When I SSH into my Ubuntu server, it used to show a message like this: 10 packages can be updated. 6 updates are security updates. Now it no longer shows this message. I know that apt already knows ...
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15 views

Install MediaTomb server on lubuntu

I have old Asus Netbook with Intel 32 bit celeron processor. Because of resource constraint, I installed Lubuntu 14.04 (command line only) version. I tried apt-get install mediatomb, but no luck. ...
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40 views

How do I uninstall a program that I did not install using apt-get

I have installed a program called LIGGGHTS by following the installation instructions in this link: https://github.com/CFDEMproject/LIGGGHTS-PUBLIC/wiki/Installing-LIGGGHTS-on-Ubuntu-12.x I had ...
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31 views

Installing Specific Version of KDE

I'm trying to make a KDE system in a VM using a Ubuntu 14.04 Minimal CD. However, I can't seem to install the specific version of KDE (4.12). I've already checked: How to install specific Ubuntu ...
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45 views

Is there a browser based apt-offline / keryx alternative

I have a unique problem that has been plaguing me for a looong time. I work for the government, I have a windows computer at work that has internet access but it is very locked down. I also have a ...
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38 views

Apt indicator: 'Error:BrokenCount>0'

I am getting the following error in the top menu bar: An error occurred. Please run the Package Manager from the right-click menu or apt-get in a terminal to see what is wrong. The error message ...
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107 views

Error occured when updating system

I have a problem during updating my Ubuntu system using terminal. Recently, there was two warning message appears on my terminal which like below: W: Failed to fetch ...
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37 views

I want to use tomcat6 but eclipse wants tomcat7

I'm using Xubuntu 14.04 in a chroot to run a development environment. Or, well, I'm trying to. For the development I need to do I need to use tomcat 6 but I need to also use eclipse. Unfortunately ...
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16 views

Why in source.list we MUST set distro name version?

I can't understand why things like this still exists? deb /ubuntu raring| main I mean any developer know that redundancy makes more mistakes and harder for maintain. Why we can't just put URL here and ...
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9 views

alx driver not working properly

My alx driver seems to be working fine for everything except apt-get. I can navigate to web pages, the ping command works just fine, but whenever I try to do apt-get update or apt-get install it ...
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99 views

trusty returns 404 for libxml2-dev

I am trying to install libxml2-dev for Ubuntu 14.04 Desktop, and a sudo apt-get install libxml2-dev returns a 404: Reading package lists... Done Building dependency tree Reading state ...
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22 views

How to install dependencies without upgrading existing packages

I am installing some custom built packages using dpkg -i and want a command to automatically install the dependencies. I tried apt-get -f install which installs any unmet dependencies. But it also ...
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8 views

Resote witn AptonCD

I'm a newbie. I use AptonCD to restore from a iso image but I can't. I try installing hal with command "sudo apt-get install hal" but I can't install it. Please help me!!!
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14 views

In case of Multi-Arch Same with debconf db_purge doesn't delete the template entries completely

In case multi-arch, when installing create binary 32-bit .deb package on amd64 machine, debconf creates 2 template entries debconf-get-selections | grep productname PackageName ...
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20 views

some Nepomuk has randomly installed itself

I found that some Nepomuk package was installed without I even notice. Do you know why this happens? I read some other similar cases. This is an extract of my cat /var/log/apt/history.log. It seems ...