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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Update Manager doesn't work “ImportError: No module named 'codecs'”

Hello, Dear awesome community Each time I try sudo update-manager it returns Fatal Python error: Py_Initialize: Unable to get the locale encoding Traceback (most recent call last): File ...
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0answers
5 views

How to set up apt-get ssh transport with chroot

I want to set up a private APT repository that is only accessible by a shared public key, via the ssh transport. The only problem is, this also gives ssh access to the machine. I would therefore like ...
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1answer
55 views

Limit apt repo to a certain arch?

I have several repositories that don't have armhf (for RPi cross-compiler) binaries, so it always gives me a carp ton of 404 errors on updating package lists. it also prevents me from running ...
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0answers
11 views

Unable to locate Package Wipe

I'm trying to install wipe on a live boot DVD of elementary luna OS, but I'm getting the error E: Unable to locate package wipe. Should I be adding something to /etc/apt/sources.list? If so, how do ...
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1answer
9 views

Apt-get wants me to remove packages (from r-cran) that I need

Why is apt-get telling me to remove packages that I need? And how do I tell it to shut up? I'm running an EC2 with Ubuntu 14.04 and R 3.1.2 and Rstudio-server. I just ran apt-get update and upgrade ...
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0answers
23 views

Software Install & Update Problem?

I have a problem when i try to install new softwares ( With Ubuntu Software Center ) and even updating them (I use Update Manager) and also when i try to change System Language but system don't let me ...
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2answers
395 views

Will apt-get download the same version of a package manually added to /var/cache/apt/archives?

Imagine, I have all packages to install, say, ddd. If I copy all ddd packages to /var/cache/apt/archives and run sudo apt-get install ddd in terminal, will apt-get re-download the packages or skip ...
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8answers
26k views

Can't install Skype 4.3 on Ubuntu 14.04 64 bit

First of all, I think this question is not duplicated, because I have tried all other solutions I found here, but nothing solved my problem. I use Ubuntu 14.04 64 bit. I have tried until now: sudo ...
2
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1answer
169 views

Failed to fetch update on Ubuntu 14.04 LTS (Trusty Tahr) [duplicate]

While running the update at Ubuntu 14.04 LTS (Trusty Tahr). The following error is being encountered: W: Failed to fetch ...
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2answers
697 views

How can I recover my system after attempting to install experimental packages?

I've been having issues with extremely frequent screen lockups and scrambled text. One possible fix was in mesa 9.2.3. Unfortunately, the latest version in the official repos was mesa 9.2.1. Hence, I ...
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1answer
21 views

Update fails. Can't install any software ! [duplicate]

I did sudo apt-get update Reading package lists... Error! E: Encountered a section with no Package: header E: Problem with MergeList ...
3
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1answer
734 views

GPG error, signatures public key not available TRIED A LOT

apt-get update returns : W: GPG error: http://pl.archive.ubuntu.com trusty Release: The following signatures couldn't be verified because the public key is not available: NO_PUBKEY 40976EAF437D05B5 ...
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0answers
30 views

Installing wine problems

Hello I try to install wine on ubuntu, but here is the problem i found bsnayak@ubuntu:~$ sudo apt-get -f install wine1.7 Reading package lists... Done Building dependency tree ...
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1answer
31 views

Can't add cloud-archive:tools to repository

Trying to upgrade to MAAS 1.7, from 1.5, by updating apt-get repository; however, I am getting the following error: $ sudo add-apt-repository cloud-archive:tools Ubuntu Cloud Archive for cloud-tools ...
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0answers
6 views

What to do about fatal error in texlive-latex-base-doc while installing Tesseract-OCR?

I have been trying to install the tesseract-ocr package from the Ubuntu Software Centre, Synaptic, GDebi, etc. and fail with this error: (synaptic:8826): GLib-CRITICAL **: g_child_watch_add_full: ...
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1answer
10 views

Problem with MergeList for in.archive.ubuntu.com_ubuntu_dists_utopic_multiverse_i18n_Translation-en [duplicate]

Ubuntu 14.10 gives apt errors from few days, E: Encountered a section with no Package: header E: Problem with MergeList ...
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2answers
25 views

Problem With Guest Additions in Ubuntu Server [Virtual Box]

I have a problem installing Guest additions in ubuntu server with kernel 3.13.0-39-generic I install whole headers for this kernel with $ sudo apt-get install build-essential linux-headers-$(uname ...
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1answer
45 views

Fix “Package system is broken” error without synaptic

The package system is broken If you are using third party repositories then disable them, since they are a common source of problems. Now run the following command in a terminal: apt-get install -f ...
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0answers
29 views

How do I fix these unmet dependency errors showing up in apt-get?

I'm doing some development work on Ubuntu 14.04 LTS and today I messed up my APT system and can't seem to fix it. The problem started when I was trying to get a specific custom built version of clang ...
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0answers
7 views

i can't install the updates [on hold]

i'm using elementary luna OS and whenever i try this command "apt-get install -f" on my terminal i get this lines error: dpkg: dependency problems prevent configuration of libxvidcore-dev:i386: ...
1
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1answer
4k views

How to install apps when APT says “Could not perform immediate configuration”?

My problem is, when I want to install apps like apt-get install <appsname>, I get an error: root@bt:/# apt-get install bluefish Reading package lists... Done Building dependency tree ...
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0answers
18 views

Cannot update google-chrome-stable with apt, even using dist-upgrade

I'm attempting to upgrade the package google-chrome-stable installed from the deb available on google's website. I originally installed the package a few months ago, then stopped using this machine ...
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2answers
161 views

How do I prevent apt-get from upgrading packages built from source with apt pinning? [duplicate]

I have a package installed (xcp-xapi) which is prone to a bug. The fix is very simple (only a couple of lines in the code) so what I do is the following: apt-get source xcp-xapi Then I find the ...
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2answers
3k views

apt problems: can't install GParted on Ubuntu 11.04

I'm trying to install GParted on my Ubuntu sudo apt-get install gparted but I'm getting the following output: root@adam-desktop:/home/adam# sudo apt-get install gparted Reading package lists... ...
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1answer
60 views

Failed to install untrusted sources and failed to download update information

I changed my server from fastest available to main server, while trying to fix the issue with software manager (untrusted sources failing to install FYI) and I got an error. Here's an error I get: ...
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1answer
21 views

How to fix seemingly autogenerated duplicates in sources.list in 14.04 LTS?

So I went through the question How to fix Duplicate sources.list entry? and most of it's answer but this problem doesn't seem to get fixed. The error I am getting is: Fetched 30.0 MB in 51s (577 ...
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0answers
19 views

apt-get-update Packages 404 Not Found [duplicate]

Err http://ppa.launchpad.net trusty/main amd64 Packages 404 Not Found Err http://ppa.launchpad.net trusty/main i386 Packages 404 Not Found What are the possible causes? ...
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votes
1answer
13 views

DPKG is not responding [on hold]

I was installing wine in my Ubuntu 14.04. I got a pop-up and It was not responding . So, I have closed the Terminal. Then after when ever I am trying to execute sudo apt-get install then I am getting ...
0
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1answer
20 views

“Unable to correct problems, you have held broken packages.” when trying to install dnsutils?

I'm trying to install dnsutils but I am getting this error: $ sudo apt-get install dnsutils Reading package lists... Done Building dependency tree Reading state information... Done Some packages ...
-1
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0answers
13 views

Grace installation problem

I am using Ubuntu 12.10 and I need to install grace, (command xmgrace) in my system. When I gave sudo apt-get install grace in terminal the following error came, Unable to fetch some archives, maybe ...
0
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2answers
70 views

unable to install anything on ubuntu 14.10 with apt-get says files list file for package 'libgnutls-deb0-28:amd64' is missing final newline

when I try to install anything with apt-get its showing same error for all I just installed, nothing yet install yet user@system:~$ sudo apt-get install git Reading package lists... Done Building ...
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0answers
13 views

Clearing from queue packages without downloading/installing them

I made the mistake of trying to install the wrong version of a program using a downloaded .deb file. It hung up partways because of unresolvable dependencies, and I had to close the shell window to ...
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2answers
26 views

Best way to update files on production server from development server

I am developing a website for my own company. To do so I have 2 servers: Server 1: a development server where I upload and test files. I use Adobe Dreamweaver CS6 to put and get files I am working ...
0
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1answer
19 views

Cant Install Python-software-proper or Icehouse on server 12.04.5 LTS (Hash Sum mismatch)

Following a fresh install of server 12.04.5 i need to install python-software-properties and icehouse to build a HP SDN server. apt-get install -y python-software-properties add-apt-repository ...
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4answers
26k views

How can I install libpcap header files on Ubuntu 12.04?

How can I install libpcap header files on Ubuntu 12.04? When I use apt-get install libpcap I receive following message: Reading package lists... Done Building dependency tree Reading state ...
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0answers
19 views

Unable to download numpy and scipy packages on my ubuntu 13.04 [closed]

I want to install numpy,scipy packages but every time it is giving me an error: E: Unable to locate package numpy I have tried these commands: sudo apt-get install python-numpy python-sciy sudo ...
0
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1answer
32 views

Unable to locate package libc6-dbg:i386 in docker

I am trying to install libc6-dbg:i386 inside a docker container based on Ubuntu because I need it for Valgrind, but I can't. Given the following Dockerfile: FROM ubuntu:14.04 MAINTAINER Me ...
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3answers
142 views

How do I create a local repository accessible from a local chroot environment for O/S building?

I am interested in building my own custom Ubuntu remix, and have been doing so with the Ubuntu Mini Remix ISO. To do this, I mount the disk image and chroot into it, in a manner similar to this ...
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0answers
11 views

I keep getting the GPG error, I've tried almost all the solutions but none are working in my case [duplicate]

W: GPG error: http://ubuntu.ntc.net.np utopic Release: The following signatures couldn't be verified because the public key is not available: NO_PUBKEY 40976EAF437D05B5 NO_PUBKEY 3B4FE6ACC0B21F32 W: ...
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0answers
25 views

New Apt tool vs. Aptitude

Ubuntu Utopic has recently introduced a new package management frontend named apt (manpage) which provides a sort of high-level interface to tools apt-get, apt-cache and some other tools in the apt-* ...
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2answers
31 views

Install a list of packages and replace all errors

I have a list of packages I would like to install on a fresh Ubuntu. Since those is a quite old list, I would like so see the outcome, If I would replace the suggestions automatically. So all ...
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0answers
23 views

cant update error message [duplicate]

Every time i type sudo apt-get update it gives this error: W: Failed to fetch http://ppa.launchpad.net/docky-core/stable/ubuntu/dists/utopic/main/binary-amd64/Packages 404 Not Found W: Failed to ...
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votes
1answer
24 views

14.04 libavcodec-dev package

Any advise on the below problem (please note that this is not a duplicate of the provided link): $ sudo apt-get install libavcodec-dev Reading package lists... Done Building dependency tree ...
131
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15answers
399k views

Unable to lock the administration directory (/var/lib/dpkg/) is another process using it?

I get this error when trying to use apt-get: E: Could not get lock /var/lib/dpkg/lock - open (11 Resource temporarily unavailable) E: Unable to lock the administration directory (/var/lib/dpkg/) is ...
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0answers
23 views

Unable to reset the dpkg

I am a new user of Ubuntu. I have tried to install wine Mean while my system got hanged So, I have close the command prompt. While, Installing 2nd time, I got an error status was unable to open like ...
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3answers
88 views

apt-get stopped working because of dependancy issue - libegl1-mesa

tl;dr: Every apt-get command fails because of this: Depends: libgl1-mesa-dri (= 10.5~git1411191810.9460cd~gd~u) but 10.4~git1411171930.920f87~gd~u is to be installed I cannot remove or install ...
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1answer
27 views

Failed to exec method /usr/lib/apt/methods/http

For some reason, when I do sudo apt-get update I get this error: sem@sem-VirtualBox:/etc/apt$ sudo apt-get update Failed to exec method /usr/lib/apt/methods/http E: Method http has died unexpectedly! ...
2
votes
1answer
3k views

Can't fix broken packages using Synaptic (Broken Package: Wine1.4)

Ok so I am trying to fix a broken package in order to install wine. When I do "sudo apt-get install wine" I get: sam@ubuntu:~$ sudo apt-get install wine [sudo] password for sam: Reading package ...
1
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1answer
19 views

`apt is not found` when trying to install software on a new Ubuntu laptop from Dell

I have purchased a new Ubuntu system from Dell. To install Latex, we tried the following commands: sudo apt -get update sudo apt -get install texlive -full Both the commands do not work. After ...
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1answer
25 views

Ubuntu wants to remove 400+ packages to install skype [closed]

Ubuntu 13.10, 64 bit, everything was fine until I installed amarok (hello Qt) just to listen ONE song in .aac format. This thing have deleted skype, and updated/downgraded/removed ~15 other packages, ...