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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Can't Install Wine On Ubuntu 16.04 For Unkown Reason!

The problem: Every time I've tried to install Wine on Ubuntu 16.04, it doesn't work. When I attempt to install it, I receive the following message: E: Unmet dependencies. Try 'apt-get -f install' ...
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dpkg: error processing packages after reinstalling dpkg

Somehow I've broken the packet manager on my Ubuntu server. First I got the following error: root@vmd11340:~# apt-get upgrade Reading package lists... Done Building dependency tree Reading state ...
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Mysql Workbench on 14.04 with mysqlserver 5.6

I'm running ubuntu 14.04 I was running mysql server 5.5 and mysql workbench. and the world was full of joy. but one day i wanted to run mysql server 5.6 to support a new functionality. I went ahead ...
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59 views

PPA does not have a release file

I'm trying to install Oracle Java 7 from Webupd8team ppa by following instructions from here. I have it installed on one of my other systems using the same ppa. But now when I try to apt update after ...
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1answer
44 views

ubuntu-touch: packages not configured in libertine containers

Situation I have installed a number of programs in a libertine container - some via the libertine command, and some by 'apt get' after entering the container. It seems that many of them are not ...
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21 views

While trying to install git, “errors were encountered while processing: runit, git-daemon-run”

I'm trying to install git using sudo apt-get install git-all but I'm getting an error message which ends as follows: Errors were encountered while processing: runit git-daemon-run E: Sub-process ...
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1answer
32 views

Why does installing collectd on Ubuntu 16.04 require X11?

I am setting up monitoring using Riemann and collectd on my server. When I do sudo apt-get install collectd , I get a huge list of packages including X11, fonts and icon-themes. The other option is ...
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1answer
37 views

Can't install Mrtg on Ubuntu 14.04 LTS [closed]

I can't install MRGT-2.17.4 on Ubuntu 14.04 LTS Text appear Error below ? Reading package lists... Done Building dependency tree Reading state information... Done mrtg is already the newest ...
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gufw installation issue (package is in a very bad inconsistent state)

I have been unable to fix this any help would be appreciated: dpkg: error processing package **gufw** (--configure): package is in a very bad inconsistent state; you should reinstall it before ...
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2answers
48 views

Too many error messages!

I am in need of a lot of help right now. Recently I had tried getting Kali Tools and I had downloaded a Kali Tools repositories and now it's not letting me do anything. I didn't know that by ...
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25 views

Add a repository for security testing

I want to use some security tools because I study security (A total beginner). I tried adding the repos of kali, and install some security tools from there, the security tools works great but I had ...
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30 views

apt-get hash sum mismatch

I am trying to install packages from an internal repository and I am getting persistent issues with hash sum mismatches on ubuntu 14.04. WARNING: The following packages cannot be authenticated! ...
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APT install package with dependency

I created own debian packages with dependencies. Package A: Version 1.0 depends on Package B = 1.2 Version 1.1 depends on Package B = 1.2 Package B: Version: 1.0, 1.1, 1.2, 1.3 If I'm trying to ...
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17 views

update-desktop-database: not found error when installing ubuntu-mate-welcome

I am running Kubuntu 16.04 LTS, when I try to install the ubuntu-mate-welcome, I get this message. Reading package lists... Building dependency tree... Reading state information... Suggested packages:...
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1answer
40 views

Unmet dependencies and possible conflicts? [duplicate]

It seems that I have messed up somewhere along the line and now I can no longer install anything without the following message showing up: The following packages have unmet dependencies: kde-...
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24 views

dpkg error with libmysqlclient18

Every time I try to install/uninstall any package I got the same message: nelson@nelson:~$ sudo apt-get install firefox [sudo] password for nelson: Reading package lists... Done Building dependency ...
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2answers
21 views

Command Problem in ubuntu

I can not use this command sudo apt-get install w64codecs. The terminal shows this: E: Could not get lock /var/lib/dpkg/lock - open (11: Resource temporarily unavailable) E: Unable to lock the ...
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1answer
800 views

“Hash Sum mismatch” on google-talkplugin

Very recently now, Google's repositories have been updated to fix the weak hash issue. After that, I am getting Hash Sum mismatch when I try to update the google-talkplugin: The following packages ...
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2answers
120 views

Ubuntu 16: google-chrome-stable : Depends: libappindicator1 but it is not going to be installed

I have a freshly installed Ubuntu 16 desktop few weeks ago. Added Chrome and all fine. However now when I try sudo apt-get install ffmpeg, I get this error message: Reading package lists... Done ...
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76 views

apt: Can't drop privileges for downloading

I get an error when i am trying install apache2 This is the error it displays: W: Can't drop privileges for downloading as file '/var/cache/apt/archives/partial/apache2_2.4.18-2ubuntu3_i386.deb' ...
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75 views

Ubuntu 14.0.4 Server - Can't install snmpd

I am trying to install snmpd on my server, to be able to user observium but I get this error: $ sudo apt-get install snmpd Reading package lists... Done Building dependency tree Reading ...
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1answer
45 views

How does APT actually work (apt-get,cache, search)

I have some questions about the APT package manager. As I understand we have repositories URLs located at /etc/apt/sources.list and /etc/apt/sources.list.d/* When apt-get update is called, ...
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50 views

How to set up a local Ubuntu Xenial repository from installation media or mirror for later network installation?

I would like to know how to get .deb packages from Ubuntu iso or from some mirrors, so I can create a repository for network installation via kickstart/preseed. I've tried extracting them from casper ...
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1answer
36 views

Recovering uninstalled packages

I did sudo apt-get purge *pulse* ; sudo apt-get purge skype; dpkg -r skype; Output from logs: Start-Date: 2016-06-15 22:26:03 Commandline: apt-get remove *pulse* Requested-By: abhishek (1000) ...
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1answer
52 views

Why do snap-packages exist - is there a real need? [closed]

Assumptions Honestly, I do not know much about snap-packages - but this is irrelevant for this question - see below. I assume the system is significantly different from the existing one. Does the ...
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2answers
50 views

Failed to download respository information - Software Updater [duplicate]

I run Ubuntu 14.04LTS, 64bit. I tried to run Software Updater, but I had that "Failed to download respository information. Check your Internet connection" message (screenshot). I ran apt-get update,...
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15 views

Why apt-add-repository does not enable source for main?

I'm trying to enable deb-src source repositories for main, universe, etc. Since it is possible to add them to sources.list with apt-add-repository main I would assume that apt-add-repository -s ...
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1answer
47 views

Issues while upgrading from ubuntu 14.04 LTS to 16.04

My computer crashed during the upgrade from 14.04 to 16.04 and since then I receive this message when I get to the command line.This is the command I used for the upgrade sudo update-manager -d How ...
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18 views

QT unmet dependencies for smplayer

I was trying to upgrade smplayer, but aptitude tells that it's unable to solve the dependencies for libqt5script5 $>sudo aptitude dist-upgrade The following NEW packages will be installed: ...
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112 views

Errors were encountered while processing libcuda1 when trying to remove libcuda1

Since I installed nvidia and cuda when I try to run apt-get upgrade I receive this error message Reading package lists... Done Building dependency tree Reading state information... Done ...
3
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1answer
25 views

Compiling a 32 application on 64 bit, without getting rid of GNU EABI for ARM

I want to build a C++ program for 32 bit on my 64 bit 16.04. /usr/bin/ld: skipping incompatible /usr/lib/gcc/x86_64-linux-gnu/5/libstdc++.so when searching for -lstdc++ /usr/bin/ld: skipping ...
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1answer
136 views

apt-get update command not working from xenial local mirror

Using apt-mirror, I downloaded the xenial packages to my machine (ip address: 172.16.3.37). The content of my "mirror.list" for apt-mirror is the following. ############# config ################## #...
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2answers
51 views

Having trouble running update through terminal

After typing sudo apt-get update which I've done quite a bit in the past few months, (I am a new Linux user and kind of went in head first to try to teach myself) the two different error messages I'm ...
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1answer
33 views

apt-get update fails after installing chrome and some tweaks

I was trying to apt-get update, but it shows an error: Reading package lists... Done W: http://dl.google.com/linux/chrome/deb/dists/stable/Release.gpg: Signature by key ...
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2answers
25 views

Apt-get not installing include files

usually when I ran a command such as sudo apt-get install libnetcdf-dev libnetcdf11 libnetcdf-bin I would get installed both the netcdf.h and the netcdf.inc files. One usually in some variant of /...
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36 views

errors on apt-get install [duplicate]

when I try to install a new package (for instance dafault-jdk) I get this error: sudo apt-get install default-jdk Preconfiguring packages ... dpkg: error processing package lsb-base (--configure): ...
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I can't install (boot-repair) on my Unbunt 12.04 LiveCD

I had a Linux Mint 17 on my PC. Then I installed Windows 10. I lost the Grub. While recovering it I've used the following steps: Got my Ubuntu 12.04 LiveCD [Because I've lost my Linux Mint 17 LiveCD]...
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41 views

Issues while trying to run32bit application on 64bit Ubuntu 12.04 LTS Server

I have a VM running 64bit Ubuntu 12.04 LTS Server on which I'm trying to run an application which is 32 bit root@ubuntu-vm:~# file fastagrep fastagrep: ELF 32-bit LSB executable, Intel 80386, version ...
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1answer
82 views

Proxy problems after upgrade to Ubuntu 16.04 / Apt 1.2

I used the cntlm proxy for authentication against a ntlm proxy server in the past. While this worked seamlessly in 14.04, now I get some Hash Sum mismatches when trying to sudo apt update. I also ...
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1answer
46 views

I can't download anything on 16.04 LTS

When I try to download anything at all through the terminal on 16.04, it doesn't finish something as I do this command: sudo apt-get install kdenlive. It then tells me Unmet Dependencies. Try 'apt-get ...
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1answer
51 views

How do I switch from linux-generic to linux-virtual?

I am running Ubuntu 16.04 in a VM, and want to switch from the linux-generic kernel to the linux-virtual kernel. What are the commands to run? I have installed linux-virtual... apt-get install linux-...
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1answer
334 views

Upgrading to python 3.x

Any way i can update to python 3.x? The version I am using is 2.7.11+ When I usesudo apt-get install python it says it's already at the latest version.
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1answer
78 views

apt-get update not Working due to unmet dependencies

Whenever I try installing using apt-get install command I am getting errors like these Reading package lists... Done Building dependency tree Reading state information... Done You might want ...
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0answers
37 views

apt-get install --no-install-recommends option

I was wondering how --no-install-recommends option works. For example if I run sudo apt-get install lubuntu-core --no-install-recommends then it will install only the dependencies and not the ...
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3answers
110 views

How can I get a list of all packages available for a specific version of Ubuntu (not necessarily the one I have installed)?

I can get a list of all available packages and their details using the following command: apt-cache search . Which outputs a list of packages which looks like this: i 0ad - Real-...
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1answer
218 views

Shorter way to apt-get install php7.0-{some modules}

I am currently installing php7.0 and was wondering if there is an shorter way to install the modules. normally I type: apt-get install php7.0 php7.0-fpm php7.0-mbstring php7.0-mcrypt php7.0-...
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1answer
31 views

npm errors while installing

I'm using Ubuntu 16.04LTS dual-booted with Windows 10 on my ASUS X552EA laptop running on AMD processors. I've been trying to install some packages on my system with npm. The command I used was a ...
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41 views

Install android-sdk from official packages

I'm on Ubuntu 16.04 and trying to set up a cordova build environment. I need Android-SDK for building locally android apps (only the sdk, not android studio). Since 16.04 there are the packages ...
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1answer
147 views

How to remove nodejs from Ubuntu 16.04?

Steps to replicate: Ubuntu 16.04 xenial (x86-64) sudo apt-get update sudo apt-get install nodejs sudo apt-get install npm I want to uninstall nodejs and npm and have seen several posts which ...
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2answers
124 views

Why Warning about Apt's partner in this /etc/apt/sources.list of Ubuntu 16.04?

I use the default GUI to select the packages but it complicates in the package of partner in /etc/apt/sources.list # deb cdrom:[Ubuntu 16.04 LTS _Xenial Xerus_ - Release amd64 (20160420.1)]/ xenial ...