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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I tried sudo apt-get install, but then don't see the application — kindle paperwhite help?

my ultimate goal is to manage my kindle paperwhite with my chromebook, an acer c720p i don't think it's possible to mount a kindle paperwhite on just the chromebook. so i used crouton to install ...
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1answer
8 views

The following packages have unmet dependencies!

I am writing this because I am very confused about installing postgresql 9.3 on mine Ubuntu 14.04. First I need it for mine Python/Django development, and I ran in to the problem, when i tried to ...
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1answer
21 views

MySQL messed up apt-get?

I tried to install MySQL for my localhost and I managed to break my dependencies, and I can NOT install anything I have tried: Purging MySQL commons, client, server, ect. Removing MySQL commons, ...
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2answers
32 views

Difference between apt-get remove -y and apt-get purge -y?

apt-get remove <name of program> apt-get purge <name of program> and apt-get purge -y <name of program> Research indicates the running either "remove" or "purge" performs the ...
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I'm Debian Wheezy user and I want to add wine ppa but there's some error [on hold]

I want to install wine 1.7 so first I add ppa using sudo add-apt-repository ppa:ubuntu-wine/ppa and sudo apt-get update but I can only meet ...
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28 views

Unable to reinstall MySQL

What I did before this error: I was trying to install mysql for registration in OpenMRS database and it was succesfully, but i forgot my password. And removed mysql packages, i was getting some errors ...
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17 views

How to solve W: GPG error: BADSIG

i tried to install steamcmd, wich needs ia32-libs. So cuz this wasn't found, i did the following: cd /etc/apt/sources.list.d echo "deb http://old-releases.ubuntu.com/ubuntu/ raring main restricted ...
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15 views

I Have This Error And I Really Don't Know How To Fix Xubuntu 12.04

Hi I just encounter this problem when opening my update manager It is Impossible to install or remove any software. Please use package manager "Synaptic" or run "sudo apt-get -f " in a terminal ...
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1answer
25 views

“ERROR MESSAGE: Requires installation of untrusted packages” [duplicate]

I'm running Ubuntu 13.04 in VirtualBox 4.3.20. I keep getting the error message shown in the title when I try to download anything in the Software Center. I tried changing servers in "Software and ...
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2answers
29 views

How are Ubuntu packages structured?

When I download a package in Ubuntu, what files does it install on my system and where? I'm just curious about the package structure in general (I searched and it doesn't look like anyone's asked ...
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0answers
13 views

Upgrade a diverted package, dpkg error

I have installed ack (replacement for grep). In debian based systems, since the package name ack already existed (something completely different), the package is called "ack-grep". The install ...
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19 views

Dependencies issues linux-image-3.13.0-43-generic

Was setting up Postfix but didn't get too far, because Ubuntu returned an dependencies error. Tried to fix this but I cant find the cause to the problem. dpkg: dependency problems prevent ...
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2answers
31 views

Silent installation for apt-get

For work I have to prepare a lot of PCs. I have to shove bunch of sudo apt-get install commands into the terminal - that's quite tedious. I could probably put all of them into sh script (maybe), but ...
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28 views

cant install cuda toolkit

I followed the instructions per this page. Now, I get this error: Some packages could not be installed. This may mean that you have requested an impossible situation or if you are using the unstable ...
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1answer
27 views

How to remove unresolved packages (youtube-to-mp3 app)

I am aware that it's a common problem but i am quite new with linux systems and I would like to know how to exactly fix my problem. The following packages have unmet dependencies: youtube-to-mp3: ...
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22 views

g++ and gcc do not work in ubuntu 14.04

After last sudo atp-get upgrade my gcc and g++ don't work and I'm trying to install g++ in my ubuntu 14.04 and I have this error: g++: gcc: What is the problem? sudo apt-get install -f
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0answers
31 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, ...
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1answer
28 views

Unable to locate krb5-admin-server krb5-kdc

I am trying to install Kerberos5 on my ubuntu-14.10-server-64bit, then I type the command: sudo apt-get install krb5-admin-server krb5-kdc I receive E: Unable to locate package krb5-admin-server ...
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1answer
12 views

Lazy right management for package installation

You can install a package (here package), by running sudo apt-get install package Some installation scripts written in bash perform such actions and require the user to enter the password every ...
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0answers
32 views

Why this error, some index files failed to download [on hold]

I have this error: E: Some index files failed to download. They have been ignored, or old ones used instead
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1answer
17 views

My repos became corrupted: Unable to parse package file [duplicate]

Suddenly ubuntu 14.04 started to print this: Reading package lists... Error! E: Unable to parse package file ...
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1answer
15 views

How do I resolve apt GPG error NO_PUBKEY?

I do not recall why I have download.opensuse.org, but I am OK just removing whatever is causing this error: W: GPG error: http://download.opensuse.org Release: The following signatures couldn't be ...
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0answers
43 views

Can't use sudo apt-get update: Xubuntu 14.04 [duplicate]

When I run sudo apt-get update I get the following errors. Err http: //ppa.launchpad.net trusty/main amd64 Packages 404 Not Found Err http: //ppa.launchpad.net trusty/main ...
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1answer
40 views

problem when update [duplicate]

When I try to update sudo apt-get update I get this W: Duplicate sources.list entry http://download.videolan.org/pub/debian/stable/ Packages ...
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3answers
27 views

update for the terminal package always fail

I'm trying to update my Ubuntu 14.10 but for the last few weeks the package terminal always fail while the rest works fine , this is the log from the sudo apt-get update && sudo apt-get ...
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0answers
24 views

postgresql 9.3 broken after multiple reinstallations

I would like to remove postgresql 9.3 from my Kubuntu 14.04 system, so that I may do a clean reinstall. I think I installed the version that ships with Kubuntu, but I'm not sure because I installed, ...
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1answer
31 views

/var/run/reboot-required not set after unattended kernel update

I've set up unattended-upgrade on an Ubuntu 14.04.1 server. It has installed the kernel .41 over .40 yesterday at 4:10. Automatic reboot is configured for 3:00, so it should have rebooted last night. ...
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2answers
35 views

Shall I delete this line in sources.list?

This line deb-src-src http://us.archive.ubuntu.com/ubuntu/ utopic main restricted, Line 63, in sources.list is not known on sudo apt-get update and is causing Synaptic Package Manager and Ubuntu ...
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1answer
17 views

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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0answers
25 views

14.04 LTS Server - Can SSH and FTP, but no other internet connections

I realized my server wasn't working as normally expected when I was doing something else on it recently. It's like it was unable to connect - which was weird because I could FTP and SSH into it just ...
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0answers
26 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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30 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
81 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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0answers
14 views

How can I install upgrades from a local place?

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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1answer
76 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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1answer
87 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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0answers
7 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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12 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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Can't install Java runtime on Ubuntu 13.10 [duplicate]

I've been struggling with this for a few hours now, and I've tried numerous answers to similar questions such as this one. I've tried cleaning and updating apt with no luck. In short, I want Java ...
2
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1answer
126 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
63 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
28 views

How To Remove Noobslab/Themes?

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
33 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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0answers
20 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
24 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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97 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
23 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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0answers
18 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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77 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 ...