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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7
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3answers
4k views

How do I disable update-apt-xapi

Every day, at a random time, my ancient laptop becomes unusable. Something decides to consume the entire 1GiB of RAM plus several hundred MiBs of swap, and thrash my hard drive. It brings the computer ...
0
votes
0answers
23 views

How to update the software database? [duplicate]

I have setup two disks on my computer, Ubuntu, / and /home. Later I found the disk space on / is not big enough (just 20G), so I installed my texlive to my own disk, somewhere under $HOME. Now I want ...
-2
votes
1answer
614 views

DHCP3-server not working correctly

I installed dhcpe-server with apt-get install dhcp3-server, and I want to configure it on terminal. When i type dhcp i just see these : dhclient dhclient-script dhcpd dhcpx I tried to start its ...
1
vote
0answers
25 views

How to remove an apt package? [duplicate]

Hello i'd like to know how to remove 2 apt things that gets an error any time I type apt-get update here is the output at the end `W: Failed to fetch https://github.com/gyazo/Gyazo-for-Linux/dists/...
-1
votes
1answer
589 views

Why i am encountering this error

I just installed new ubuntu 14.04. I read a post on the internet "20 things to do after installing ubuntu 14.04", so I executed the command as they said. Install multimedia codecs sudo apt-get ...
1
vote
1answer
152 views

Can't install a bunch of packages starting with lib and ending in :i386[not actually a duplicate]

This is definitely NOT a duplicate. The "possible duplicate" I even said I tried in the original question. As for anything else, well, 16 comments and 1 answer that didn't work. It's clearly not a ...
1
vote
0answers
47 views

Cannot login after Clam AV removal purge mistake

I would like some help repairing my Ubuntu installation please, I am having problems logging in after a mistake trying to uninstall Clam AV. I accidentally deleted some files / libraries whilst ...
1
vote
1answer
55 views

how to test if the apt cache is up to date with bash

I'm searching a way to test in a bash script if a cache update is needed (to avoid unnecessary apt-get update when the apt-cache have been updated recently). can someone help me?
0
votes
1answer
338 views

Failed to fetch [duplicate]

Am getting this error when am trying to update using T command sudo apt-get update && sudo apt-get upgrade Fetched 1,338 kB in 38s (34.9 kB/s) W: http://ppa.launchpad.net/ffmulticonverter/...
1
vote
3answers
3k views

Unable to install most major packages; Unmet dependencies and cannot be fixed [duplicate]

I just did a fresh install of Ubuntu 14.04 64-bit, and it seems that most major packages I attempt to install (among them being Skype, Steam/Steam-Launcher, WINE, etc.), give an "unmet dependencies" ...
1
vote
5answers
11k views

How to completly remove php libraries?

I use zsh. when I try to upgrade the system, some packages related to php pop up, I want to remove them sudo apt-get upgrade Reading package lists... Done Building dependency tree ...
0
votes
3answers
5k views

Unable to view or edit etc/apt/sources.list

I am trying to follow these instructions to permit new updates of an opensource GIS software program to take place on my Ubuntu: http://qgis.org/en/site/forusers/alldownloads.html#ubuntu I used nano ...
0
votes
1answer
1k views

problem with installing apps and updating software sources

When I have try to install new software through terminal such as: sudo apt-get install nethogs I get the following error: E: Unable to fetch some archives, maybe run apt-get update or try ...
1
vote
1answer
4k views

Download the latest version of python-pip using apt-get

Ubuntu 12.04 Python 2.7 apt 0.8.16~exp12ubuntu10.17 for amd64 compiled on Jun 13 2014 17:42:13 When I run sudo apt-get install python-pip It installs a a very old version. $ pip --version pip 1.0 ...
0
votes
1answer
342 views

Apache Ant downgrade

I need Apache Ant 1.8 on my Ubuntu 14. But there is only one version available: $ apt-cache madison ant ant | 1.9.3-2build1 | http://de.archive.ubuntu.com/ubuntu/ trusty/main amd64 Packages ...
1
vote
0answers
54 views

Create Win8.1 USB without WinUSB [duplicate]

I am in need of creating a Windows 8.1 Pro USB bootable. I've tried googling for solutions and all returned Winusb. Upon installing winusb, these errors shows up on the CLI input sudo apt-get update: ...
0
votes
1answer
483 views

“GPG Error: Clearsigned file isn't valid” When Installing Mongodb

I am trying to install mongodb using the instructions provided on this page. http://thecodebarbarian.wordpress.com/2013/07/22/introduction-to-the-mean-stack-part-one-setting-up-your-tools/ I get to ...
1
vote
0answers
50 views

How do I update a single PPA instead of all of them?

For example, I have ppa:skunk/pepper-flash and only want to update it instead of the whole apt-get update. Is there something like for example apt-get update ppa:skunk/pepper-flash that I can use?
2
votes
1answer
4k views

Apt indicator: 'Error:BrokenCount>0' [duplicate]

I am getting the following error in the top menu bar: An error occurred. Please run the Package Manager from the right-click menu or apt-get in a terminal to see what is wrong. The error message ...
-1
votes
1answer
223 views

Problem with desktop environments ubuntu [duplicate]

Ok so here is the problem in short: I run ubuntu 14.04 LTS with two desktop environments: Gnome which i usually use and spectrwm. I removed gnome (followed instructions from somewhere) and left out ...
1
vote
1answer
740 views

Can't install VLC package from the PPA “The following signatures couldn't be verified because the public key is not available” [duplicate]

Since I installed Ubuntu I was unable to install video Codecs I get the following errors: The following packages have unmet dependencies: The following packages have unmet dependencies: ...
4
votes
3answers
19k views

how do I downgrade google chrome?

Presumably after an update, google chrome has very serious problems with page rendering. I want to downgrade it. (Switching to vmlinuz.old and initrd.img.old did not help). $ apt-cache policy google-...
0
votes
1answer
617 views

Added PPA, can't get updated packages

Alright, I'm no so much a ubuntu novice, but this one has me pulling my hair out. I've done this a MILLION times before, but this time something is just not working. I have added 2 PPA's: ppa:xorg-...
0
votes
1answer
370 views

“package libmono-security4.0-cil is not ready for configuration” how to make it ready?

I'm getting this error New software can't be installed, because there is a problem with the software currently installed. Do you want to repair this problem now? And other than this error message ...
1
vote
1answer
7k views

cannot install lxml in virtualenv (python)

I cannot install lxml. In system i have python-lxml package, but i need other... Please help, if you can - my task is install lxml for development in virtual enviroment using virtualenv. I found this ...
1
vote
1answer
185 views

apt server certificate verification with a valid certificate

I'm attempting to make a private apt repo. Its going to be served over https and its located at https://repo.signalvine.com. It is also going to be using basic auth, which I setup as deb https://...
22
votes
5answers
6k views

How to both display a command line's output on console and save the output into a text file?

How can I run sudo apt-get install by BOTH seeing the process of installation (long in my case) and saving its output into a text file ?
1
vote
1answer
445 views

Error occured when updating system

I have a problem during updating my Ubuntu system using terminal. Recently, there was two warning message appears on my terminal which like below: W: Failed to fetch http://archive.getdeb.net/...
2
votes
2answers
150 views

How do I check services requiring a restart (of services, not the machine) by installing updates to other packages

If I run sudo apt-get upgrade then I get shown a list of packages and if any of these are services, they may need to be restarted (which is done automatically when installing the updates). How can I ...
0
votes
1answer
168 views

gstreamer bad plugin of file .dep are not allowing me to install any software

For any install in ubuntu It is giving the same error. How can I remove all these gstreamer package errors? The error is installArchives() failed: dpkg: dependency problems prevent configuration ...
3
votes
1answer
3k views

sudo apt-get update cannot resolve servers, but I can ping them

For the last few days, when I run sudo apt-get update, it fails because some of the hosts cannot be resolved. However, I can ping them, so they definitely are getting resolved. My internet is working ...
5
votes
3answers
9k views

why build-essential failed?

I cannot found solution for this problem: constantia@constantia:~$ sudo apt-get install build-essential Reading package lists... Done Building dependency tree Reading state information... Done ...
1
vote
0answers
690 views

Where is krb5_util on Ubuntu 14.04?

The crucial krb5_util command (http://web.mit.edu/kerberos/krb5-latest/doc/admin/admin_commands/kdb5_util.html#kdb5-util-8) doesn't seem to be available on Ubuntu 14.04 although it ships with 1.12.x ...
0
votes
0answers
217 views

How do I recover ubuntu package manager from unmet dependencies errors [closed]

I have gotten the package manager into the following situation and have tried all "automatic" fixes but they did not resolve it. The following packages have unmet dependencies. kolab-libcyrus-imap-...
6
votes
2answers
25k views

How do I get the latest automake?

This is very similar to http://askubuntu.com/questions/453660/warning-automake-1-11-is-probably-too-old On Ubuntu 12.04 LTS, I'm getting the following error message: WARNING: 'automake-1.14' is ...
2
votes
0answers
30 views

EC2: Should I restart when I get a “*** System restart required ***”? [duplicate]

When I log into my machines after an apt-get upgrades, I often get this message: System load: 0.06 Processes: 86 Usage of /: 28.3% of 7.75GB Users logged in: 0 ...
1
vote
1answer
3k views

sudo apt-get upgrade - Failure [duplicate]

This is a first for me. I've been having trouble upgrading Ubuntu 12.04. How do I fix this? sudo apt-get upgrade: Reading package lists... Done Building dependency tree Reading state ...
1
vote
1answer
655 views

apt-get upgrade not fully installed but is ok, how to remove?

We use mariadb with galera. All works well, but every time we upgrade with sudo apt-get upgrade it thinks it fails to upgrade mariadb-server, but it does work fine. I think the issue is caused because ...
1
vote
1answer
573 views

Prevent apt-get remove from uninstalling related packages

I uninstalled some packages with apt-get remove. In addition to the selected packages the Okular document viewer was removed, which was running on my computer long before the other packages. Is there ...
1
vote
1answer
806 views

How to keep tor browser bundle updated

I am using Ubuntu 14.04. I decided to install the tor browser bundle today. After some quick research online i discovered this article specifically discouraging users from using the Ubuntu packages as ...
2
votes
1answer
8k views

Error occured when apt-get update run

I tried to run sudo apt-get update on Ubuntu Gnome 14.04. And here is result: Err http://ppa.launchpad.net trusty InRelease Err http://...
2
votes
1answer
278 views

Is it possible to do only the download part of apt-get/aptitude full-upgrade?

When I go to internet cafe, I'd like to take that opportunity to upgrade the system. Sometimes though there is not electrical sockets in the cafe. To conserve batteries I'd like to be able to only do ...
0
votes
1answer
827 views

How can i fix the add-apt-repository hang?

I'm not sure what happened, but add-apt-repository doesn't work anymore. If I try, it just hangs: After "[sudo] password for cyanogenhacker:" and entering the password, it just flashes the cursor ...
0
votes
2answers
323 views

How to uninstall with apt-get? [duplicate]

I ran this command: sudo apt-get install gtk2-engines-murrine:i386 gtk2-engines-pixbuf:i386 sni-qt:i386 But now I want to remove what I've just installed. What's the command?
2
votes
2answers
6k views

Unable to install php5-mcrypt on Ubuntu 14.04

I can't install php5-mcrypt on ubuntu 14.04. I'm doing this: $ sudo apt-get install php5-mcrypt And getting this: Reading package lists... Done Building dependency tree Reading state ...
-1
votes
1answer
186 views

Plug-in Installation Problem

when i am trying to install required plug-ins to play music,the following notice is coming: Failed to fetch http:/bd.archive.ubuntu.com/ubuntu/pool/universe/libd/libdvdread/libdvdread4_4.2.0+20121016-...
1
vote
1answer
3k views

Ignore apt-get postinstall scripts automatically

We have a script we is installing multiple packages, but should skip any actions in postinstall scripts. I tried this: touch /var/lib/dpkg/info/packagename.postinst chmod +x /var/lib/dpkg/info/...
0
votes
1answer
280 views

Cannot update because of Missing packages (12.04 LTS)

I'm not being able to update my Ubuntu 12.04 because of missing packages, how can I solve it? Here's a link of the error I'm getting every time I want to update: Thanks in advance
1
vote
2answers
853 views

Ubuntu 13.10 won't update. apt update and apt upgrade fail

UPDATE: Ive reinstalled libreadline6 to no avail. Im still getting the undefined symbol errors gpg: symbol lookup error: /usr/local/lib/libreadline.so.6: undefined symbol: UP Any help appreciated. ...
-1
votes
1answer
422 views

How do I resolve not fully installed package (python3-setuptools)?

I was trying to install python3-setuptools, and when i run $ sudo apt-get install python3-setuptools I get this error: Reading package lists... Done Building dependency tree Reading state ...