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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5
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748 views

Error Message in Arista Transcoder, how to install ffdeinterlace plugin?

I keep getting this error message when I want to transcode a dvd into say an avi file format. This is the error message I get: "Required plugin could not be found" "Python (v2.7) requires to ...
4
votes
0answers
42 views

Unable to find OpevCV during linking (compile from source)

I am trying to compile "qgifer-0.2.1-source" from its source in Ubuntu. I have all the dependencies installed. I am compiling as per below instruction from readme of the source. cd qgifer_source_dir ...
4
votes
0answers
287 views

apt-get install stuck at “Unpacking wine…”

I'm running Ubuntu 14.04 LTS and using an ordinary apt-get install playonlinux command to have it installed. However, it is always getting stuck at (i.e. doesn't do anything further): Preparing to ...
3
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0answers
224 views

I always get an error when executing any apt-get

Update: Couldn't fix it, ended up reinstalling. gg Basicially, I installed a .deb of libssl1.0.0_1.0.2d-0ubuntu1_amd64.deb because I thought that I didn't have libssl 1.0.2-d on my Ubuntu install. ...
3
votes
0answers
27 views

apt/aptitude: predict which daemons are going to be restarted

I'm looking for a way to predict before upgrading, which daemons are going to get a restart. I have a few updates lined up that upgrade some core libraries and daemons and it makes sense to me that if ...
3
votes
0answers
166 views

How can I build PHP5 Dependencies while having MariaDB installed?

I am trying to build php5 dependencies on Ubuntu 14.04.2 LTS. Unfortunately I get the following error message. % sudo apt-get build-dep php5 Reading package lists... Done Building dependency tree ...
3
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0answers
212 views

14.04.2 apt-get: segfault: error 4 in libstdc++.so.6.0.19

I'm fairly new to Linux so please forgive some ignorance! I've installed 14.04.2 Server 3 times now on a Dell Poweredge C6220. Every time the installation appears to complete without error yet as ...
3
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0answers
218 views

Perl package not found with apt

When I try to do an upgrade or install something, apt(-get or aptitude) throw an error, saying that perl can't find XML/SAX/Debian.pm while trying to configure libxml-libxml-perl. Here is the full ...
3
votes
0answers
1k views

Verbose debugging from apt-get

I've created what I THINK are correct local mirrors of the Ubuntu repositories locally. When I attempt to do an apt-get install on a package that SHOULD be there, it always returns: Reading package ...
3
votes
0answers
247 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. ...
3
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0answers
623 views

How to configure GRUB loader during apt-get upgrade on Ubuntu 12.04

I have a box with Ubuntu 12.04, and just did a apt-get upgrade. I'm presented with a dialogue to update my GRUB bootloader, but with the following message: The GRUB boot loader was previously ...
3
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0answers
82 views

running apt-get update on a non-networked computer (using data from another similar computer)

I have two computers: One has network access (N), the other doesn't (NN). So I install Ubuntu (11.10) fresh on both N and NN. On N (the networked machine) - I run 'apt-get update' and 'apt-get ...
2
votes
0answers
65 views

Is it recommended to do apt-get upgrade?

Should anyone running Ubuntu (or Linux Mint) as a normal user (not a server) do any of: apt-get upgrade apt-get dist-upgrade apt upgrade regularly? I am asking because I found out doing apt update ...
2
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0answers
61 views

3 Broken Package that will not be removed; so that I can update Ubuntu 14.04

I have done sudo apt-get update && sudo apt-get upgrade. After that it gives me the following error message You might want to run 'apt-get -f install' to correct these. The following ...
2
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0answers
23 views

What does “setting up” and “proccessing triggers” mean in apt-get?

When apt-get is setting up a package or processing triggers for a package what actually happens in the background?
2
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0answers
48 views

An env variable is causing apt to 'Could not resolve'

Whenever I try to update/upgrade/install packages it tells me the following. Err http://security.ubuntu.com trusty-security InRelease Err http://archive.canonical.com trusty InRelease Err ...
2
votes
0answers
15 views

continue interrupted loading of packages

When installing packages with apt-get, it first starts to download all needed packages and then installs them. If you interrupt the process during the first phase, and start over again, it downloads ...
2
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0answers
117 views

Sub-process /usr/bin/dpkg returned an error code (1) - package “runit”

I was trying to upgrade to ubuntu 15.04 to fix random system crashes on my previous installation but the system crashed during the upgrade, as a result I had to fix it from terminal mode, now I have a ...
2
votes
0answers
19 views

How to let system switch different version of installed packages?

Foc example if I had libclang 3.4 and 3.5 installed, how do I switch? aptitude search libclang p libclang-3.3-dev ...
2
votes
0answers
174 views

System updates are broken

I'm not exactly sure what the problem is, but I can't update Ubuntu 14.04 LTS. I also have this error showing up: (it's transparent because I screenshotted just before the drop-down closed) When I ...
2
votes
0answers
169 views

Error installing Steam on 14.04.03 (missing 32-bit libraries)

I have the Steam Launcher installed (installed via Software Center), when double-clicking the launcher the following is executed in the command window: Steam needs to install these additional ...
2
votes
0answers
473 views

Install packages from LTS Hardware Enablement Stack for Ubuntu 14.04.3 has unmet dependancies

I was able to install the new kernel,3.19, however, when I try to get the new packages for the hardware enablement stack and attempt this command sudo apt-get install --install-recommends ...
2
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0answers
57 views

How should I arrange a test and production mirror of Ubuntu package repositories?

I want to be able to closely standardise my Ubuntu 14.04 installations, there's a likelihood that the number of installations I have to complete will rise dramatically soon. I also want to be able to ...
2
votes
0answers
95 views

Unable to install updates in Ubuntu 14.04 LTS

My automatic software updater stopped working and I have not been able to get it fixed. I tried the suggested fixes here but it didn't work. I then reached out for help to a senior Unix dev who ...
2
votes
0answers
41 views

Use DEB for distribution of WAR?

I have created a Java EE program with a WAR-file as a result. To run this file I use the JBoss Wildfly 8 server. Now I have multiple Ubuntu systems where I want to install the Wildfly server and run ...
2
votes
0answers
18 views

Having a weird network issue

I am using xubuntu 14.04.02 on a new build. Networking works great except when accessing any ubuntu site. For example, I can stream several videos and pandora at the same time with no problem. When I ...
2
votes
0answers
91 views

cron.daily gives apt error. “not found”

I recently upgrade to Ubuntu 15.04 and after that I get these strange errors in my cron e-mail. Sadly I didn't remember what version of ubuntu I was upgrading from but I think it was the latest before ...
2
votes
0answers
29 views

Apt-cacher-ng: Is there a way to avoid duplicating /var/cache/apt?

I know apt-cacher-ng is duplicating the data in /var/cache/apt. Is there a way to tell it to use /var/cache/apt, or it isn't doable due to permissions? Mi partition has little space. I could indeed ...
2
votes
0answers
39 views

Scope of Ubuntu Software Center

I found a similar q&a here Is apt-get install method the same as Ubuntu software centre installation? but my experience suggests this is not a completely accurate answer. I put 'ubuntu video ...
2
votes
0answers
99 views

How to remove old, unused keyrings in /etc/apt/trusted.gpg.?

I frequently receive error messages of the following type: gpg: keyblock resource `/etc/apt/trusted.gpg.d/rwky-nodejs.gpg': resource limit It seems apt-key available cannot handle so many ...
2
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0answers
51 views

sudo apt-get install “libgcc1:i386” fails in Juju install hook but working manually

I am trying to install "libgcc1:i386" through my Juju install hook but the command is failing with the below error: 2015-05-26 08:59:23 INFO unit.wxs/0.install logger.go:40 sudo: unable to resolve ...
2
votes
0answers
154 views

How to get unity build dependencies after apply the LTS Enablement Stacks?

I have a Ubuntu 14.04.2 installation with the LTS Enablement Stacks (https://wiki.ubuntu.com/Kernel/LTSEnablementStack). I would like to build the Unity package from source to apply some custom ...
2
votes
0answers
726 views

“apt-get update” gives many [Ign] errors - is that a problem?

I just ran sudo apt-get update once again and I thought that there are many lines starting with Ign instead of Hit in the output. I wondered what it means and researched on Ask Ubuntu and Super User, ...
2
votes
0answers
129 views

How can I use equivs-build to build packages that can be installed on older versions of Ubuntu?

I have several versions of Ubuntu installed, including 14.04 and 10.04. When I build packages using equivs-build on 14.04, it generates .debs that contain .xz-compressed data. The version of dpkg on ...
2
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0answers
303 views

php application asking intl but already installed

My (Symfony) application currently crashs telling ("The Symfony\Component\Intl\Collator\Collator::__construct() method's argument $locale value 'fr' behavior is not implemented. Only the locale ...
2
votes
0answers
2k views

AttributeError: 'module' object has no attribute python

I am struggling with compiling python 2.7.9 from source and have been advised to ask this question here. While installing python 2.7.9 following the steps described here the following errors ...
2
votes
0answers
51 views

Aptitude is unmarking packages as “Auto”, is this a bug or feature?

I have a brand new Ubuntu server installation and go in to aptitude. Whenever I set a package to remove, the default action is the equivalent of apt-get autoremove. However, it seems that when you go ...
2
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0answers
700 views

Still can't install wine since Ubuntu 14.04

I have been reading countless questions regarding issues about Wine on 14.04, and despite all that, I still can't install/compile it on my machine. While you do have a lot of duplicate questions about ...
2
votes
0answers
941 views

Automake does not find pkg-config macros

So I have found that update to a Wine issue regrading Qt5. The fix calls for me to compile and install Mesa 10.4.1. I got the source from git. So first I downloaded/installed the proper ...
2
votes
0answers
265 views

Ubuntu 12.04: Installing MonoDevelop “broken packages”/“unmet dependencies” error

I am very new to Linux, so please forgive me if the answer to my question is obvious. Since I am running an ARM device and can't install wine, I am trying to install Mono/Develop. The problem is, ...
2
votes
0answers
240 views

Why has 14.04 LTS no static libraries in some packages?

These are the udev development packages for the last three Ubuntu LTS releases. File list of package libudev-dev in lucid File list of package libudev-dev in precise File list of package libudev-dev ...
2
votes
0answers
36 views

How to make apt fail less often?

I'm doing a lot of deploying and tearing down of VMs locally and on several cloud services (on the order of two or three a day) and my biggest problem with this is that apt-get install often fails ...
2
votes
0answers
56 views

Can you determine which packages are not being used at all when running a specific program

I want to create a custom Ubuntu server distro that automatically installs and runs a specific program only on the target machine. I've found a very good guide here: How to create a customized ubuntu ...
2
votes
0answers
145 views

“Depends: ___ but ___-saucy is to be installed” type broken dependencies after Trusty upgrade

The installer threw an error near the end of the 14.04 Trusty upgrade. unity-control-center is not installed and upon trying to install it I now have a chain of broken dependencies which, after going ...
2
votes
0answers
489 views

git-cola not working in ubuntu 14.04

I have ubuntu 14.04 installed on my laptop. I installed git-cola. Installation is smooth with apt0get install git-cola. When I open git-cola from launcher, it ask to open/clone a repository. I gave ...
2
votes
0answers
135 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 **: ...
2
votes
0answers
395 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 ...
2
votes
0answers
346 views

“unable to make backup link of `./usr/share/tomcat7/bin/daemon.sh' before installing new version: Operation not permitted”

I've ran this many times but today it seems to be failing first: sudo apt-get update That works successfully. Running apt-get install fails when trying to back up the daemon.sh sudo apt-get ...
2
votes
0answers
253 views

Does pip overwrite packages installed by apt-get?

What happens if I accidentally pip install a package that I already installed using apt-get beforehand? Do I simply get to use the latest version (i.e. probably the one I installed using pip)? What ...
2
votes
0answers
61 views

suppress all interaction while installing apt-fast

I want to ask whether there is any method to suppress any interaction while installing apt-fast using apt-get. I add the ppa source and then use the next command to install apt-fast: sudo apt-get -y ...