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 do I fix the font in my terminal, and everything else after removing appmenu?

So I was looking for a way to disable the global menu bar in Ubuntu 15.04, In the process I found this command. sudo apt-get autoremove appmenu-gtk appmenu-gtk3 appmenu-qt which did not solve my ...
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1answer
237 views

How to repair badly damaged package system?

I've looked at a lot of questions like this but found little in answers other than the standard apt-get purge, -f, remove, clean, etc,etc,etc. I have a package system really badly clogged up from ...
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1answer
35 views

Build Essentials

Good morning everyone, the long and short of it is I'm setting up an interdomain IRC server for my company. To do so I needed a c++ compiler so I was directed to build essentials. However whenever I ...
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0answers
16 views

sudo apt-get install -f: failed to write (No space left on device) [duplicate]

I'm getting this error when trying to run sudo apt-get install -f on 14.04: Reading package lists... Done Building dependency tree Reading state information... Done Correcting dependencies... ...
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1answer
60 views

General error mounting filesystems after upgrade from 10.04 to 12.04

I updated My server from ubuntu 10.04 LT to 12.04 LT and I had couple of errors but it was completed without asking me to reboot. when I rebooted I had the following error: General error mounting ...
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0answers
18 views

install multiarch -dev package - apt does not resolve dependencies

I want to build third party software that uses the mcrypt and curl libraries. I have an armhf system and an x86_64 system, both Ubuntu 15.04. On the target I can do user@armhf:~$ sudo apt-get install ...
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1answer
29 views

Octave installation failed on ubuntu 15.04

I tried to install octave using sudo apt-get install octave and I met with the following error Setting up octave (3.8.2-4) ... error: couldn't read directory /usr/local/share/octave/packages: No ...
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0answers
11 views

Relink dependencies dpkg

I removed a self-compiled .deb-package (OpenCV) by using dpkg -r --force-depends. I have done that this way because another package (ROS) have some dependencies on it. The purpose was just to ...
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2answers
2k views

Install deb package with all dependencies in same folder?

I need to install multiple deb files of same software from apt cache in another ubuntu installation. For example, I have all deb files of vlc in same folder(/var/cache/apt/archives). I need to ...
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1answer
47 views

How to create custom repository on Ubuntu 14.04 [duplicate]

How to build custom repository server so that all client install packages from my machine. what type of URL to add in /etc/apt/sources.list file on Client Machine. to fetch that particular package
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1answer
42 views

Apt doesn't want to install an older version of package

I'm building a debian package from the source code. The package has, among the others, the following dependency (part of debian/control): libswarm-dev (>= 0.6.1.0), libswarm-dev (<< 0.7), ...
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4answers
4k 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 ...
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0answers
16 views

Ubuntu 14.10 Utopic Update Error [duplicate]

I recently upgraded to Ubuntu 14.10 Utopic & ran the "Intel Graphics Installer for Linux" to upgrade the driver. Now after running the updater I get this : "W: GPG error: https://download.01.org ...
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1answer
35 views

How to purge *all* Unity packages?

Does anyone know how to purge these packages without breaking the system? gir1.2-unity-5.0 libunity-common libunity-protocol-private0 libunity9 unity-asset-pool unity-greeter The goal is a ...
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1answer
5k views

How to install qt3-dev-tools package

I am using Ubuntu 13.10 and want to install qt3-dev-tools package. When i run this command sudo apt-get install qt3-dev-tools i am getting this error, E: Unable to locate package qt3-dev-tools ...
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1answer
23 views

Lubuntu wine installation error

When I was trying to install wine software in Lubuntu 14.10, I got the following error message without any specific reason. Can you please tell me how to resolve this problem and can I continue the ...
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1answer
18 views

how are software sources controled?

I was on my way to installing a bitcoin wallet ppa, when I realized the file /etc/apt/sources.list is missing from that directory. I am using trusty, with Mate. If I add sources.list, will it work? ...
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2answers
80 views

Unable to locate mono packages in Ubuntu 14.04

After updating Linux with: sudo apt-get update I'm trying to install referenceassemblies-pcl and ca-certificates-mono as per this article respectively using the below commands: sudo apt-get ...
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1answer
27 views

ppa-purge leaves me with 25 unresolved dependencies

Oh dear. I just followed advice on how to try the latest Gnome release. Admittedly, it made it clear that I was moving into riskier territory, but it gave a way to roll back. So I tried it. But when ...
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1answer
22 views

Package in launchpad but apt-get says no installation candidate found

I am trying to install liblcms1-dev on Ubuntu 15.04. I can see the package here on Launchpad. But when I run apt-get install liblcms1-dev I get: E: Package 'liblcms1-dev' has no installation ...
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2answers
55 views

Downgrade from Evolution 3.16 to Evolution 3.12

I am using Ubuntu 15.04. I installed Gnome Evolution 3.16 by adding the Gnome PPA in my sources list. This worked briefly, but then Evolution stopped working with my Google Apps accounts (happened on ...
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1answer
85 views

How to bring back missing options on System Settings

I am newbie in Linux and I was trying to fix problem with skype (it is muted) and I accidentally removed almost all my applications ( I don't have anything to control my desktop settings, mouse, ...
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1answer
23 views

Big problem with dependencies (GNUradio and GQRX)

I'm a user of Ubuntu 14.04.2 LTS and I have a big problem with unsatisfied dependencies. I can't install or even uninstall any packages because some dependencies are not fulfilled. I tried apt-get ...
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1answer
51 views

Ubuntu 14.04 update failure due to failure in certificate authentication

Below is the error from running sudo apt-get update in a terminal on Ubuntu 14.04: Failed to fetch http://archive.ubuntu.com/ubuntu/dists/trusty-security/multiverse/binary-i386/Packages server ...
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0answers
13 views

Ubuntu 12.04 problems with libudev0:i386

I've accidentally removed a file in /lib/i386-linux-gnu/libudev.so.0 and then I tried to reinstall with dpkg -i. In that result I've installed a wrong version. This is my current state: $ sudo ...
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1answer
630 views

Why can't I update my system via shell script? [closed]

I have a very simple script, let's call it update.sh: #!/bin/bash echo "Updating system..." sudo apt-get udpate sudo apt-get udgrade Running this script, throws the following error: me@host $ ...
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1answer
37 views

Which is the best way to install aircrack-ng suit [closed]

I have seen two ways to install aircrack-ng in ubuntu Way 1: installing -build-essential,libssl-dev,...,make,make install Way 2: sudo apt-get install aircrack-ng Which of the ways to prefer and ...
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1answer
40 views

Upgrade from 12 to 14 failed with missing python package, now what?

do-release-upgrade aborted deep in the process. The main log file ends with the following. How do I recover this system? (The apt.log file seems boring). 2015-03-28 08:30:32,930 INFO Using config ...
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0answers
36 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 ...
1
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1answer
3k views

unmet dependencies, linux-server depends: linux-headers-server, but boot is full

Hello I have an problem with unmet dependencies, but I cant fix it. $ sudo apt-get upgrade Reading package lists... Done Building dependency tree Reading state information... Done You might ...
1
vote
1answer
90 views

Why does this fail to make my postfix configuration step non-interactive?

I have a bash script to automate configuration of new Ubuntu systems. It works, except that postfix's process installation persists in bringing up a menu-based interface. I followed the answer given ...
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0answers
5 views

Error while updating repositories [duplicate]

When I do a apt-get update, I get the following error message: E: Some index files failed to download. They have been ignored, or old ones used instead. I have updated my sources.list with the ...
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1answer
38 views

JRE Unmet dependencies, already have oracle JDK

I've installed a .deb package (which requires jre and I already have Oracle JDK) using the command sudo dpkg -i packagename.deb The app runs successfully, but there is an error message at the ...
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2answers
462 views

Write List of Packages installed via Manual Invocation of apt-get to File

I'm trying to install a new version of Ubuntu from scratch, but I would like a list of the packages which I manually installed (as opposed to installed as a dependency or that came with the system). ...
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2answers
1k views

Why does cups get updated so often? [closed]

Almost every time I get a software update, I see cups, or packages with cups in their names, being updated. Is that normal? It seems to have been happening for years, regardless of the Ubuntu ...
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0answers
62 views

Pycharm cannot install packages because getting PermissionError: [Errno 13] Permission denied: '/home/m/.cache/pip/wheels/fe'

I want to install some python packages, but I am not able to do it because I am getting the following error: PermissionError: [Errno 13] Permission denied: '/home/m/.cache/pip/wheels/fe' I guess I ...
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0answers
225 views

Unmet dependencies installing wine

I've did all solutions in here But I cannot solve this error vahid@DEMON:~$ sudo apt-get install wine1.7 Reading package lists... Done Building dependency tree Reading state information... ...
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0answers
25 views

unable to acces my account after a bad manipulation

Well all started when i tried yesterday to download virtual box on my ubuntu14.04 So i went to the website downloaded the version for ubuntu and got a .deb i clicked into it then got redirected to ...
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2answers
92 views

Ubuntu 15.04 Linux 4.0 Python error while updating, Sub-process /usr/bin/dpkg returned an error code (1)

While running autoremove command or update or even for any install commands I'm getting following error. My System is Ubuntu 15.04 Upgraded from 14.04 and Linux kernel is 4.00 upgraded from 3.19. ...
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votes
1answer
42 views

Firefox stuck on old version and problems with held packages

i did a clean installation of Ubuntu 14.04.2 2 months ago and i noticed recently that firefox was stuck at version 36. I uninstalled it and then the system showed version 35 as the latest. The same ...
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votes
2answers
149 views

Can't apt-get upgrade

So apt-get tells me to use -f install guy@server:~$ sudo apt-get -f install Reading package lists... Done Building dependency tree Reading state information... Done Correcting dependencies... Done ...
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0answers
41 views

Failure to download any package files from the Trusty repositories

I have a strange problem here. My wireless drivers were installed incorrectly for some reason and my whole wireless stack (Wifi, Bluetooth, even Ethernet) was shot. So I tried to reinstall my OS. ...
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0answers
28 views

Fixing some dependency issues in ubuntu 14.04LTS on a 64bit system

I have checked out the questions that seem to be related to this issue but none of the suggested fixes work. Here is the output from the following command: sudo apt-get -f install Reading package ...
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0answers
28 views

sudo dpkg --configure -a is stuck

dpkg was interrupted, you must manually run 'sudo dpkg --configure -a' to correct the problem. Then when I run sudo dpkg --configure -a it gets stuck Setting up multiple times.
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0answers
26 views

apt-get -f install stuck on setting up cups-daemon

I used sudo apt-get -f install about 20 minutes ago and it seems to be stuck on Setting up cups-daemon any advice? root@vps185230:/home/rhys# sudo apt-get -f install Reading package lists... Done ...
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1answer
3k 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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0answers
50 views

Mysql not installing on server and throwing error after root user password entry

I currently have a server on Digital Ocean running their standard Rails application (Nginx, Unicorn, Postgres, Ubuntu 14.04). When I try installing mysql with apt-get install mysql-server It seems to ...
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11 views

AptProxyCache Comparison

I have viewed this page about AptProxyCache but seems all are the same, is there any more differences between them such as performance, deploy difficulties and maintain costs? UPDATE: The ...
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0answers
39 views

Fix broken packages after upgrade

after upgrading os from terminal i get not configured yet error and i can not fix that. Setting up libgl1-mesa-glx:i386 (10.1.3-0ubuntu0.4) ... update-alternatives: warning: forcing reinstallation of ...
2
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1answer
62 views

apt-get autoremove fails

I have a few broken Ubuntu installations on my server. I just cannot get rid of them. purge and autoremove doesn't work. It also blocks me from installing new packages with apt-get install. It fails ...