Refering to editing the software sources in Ubuntu. Can be done graphically through System Settings > Software Sources or from the command line using APT.

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1answer
10 views

E: Impossible de trouver le paquet minicom

I want install minicom and other package n ubuntu 12.04 baut I have this result: rimeh@rimeh-PC:~$ sudo apt-get update && sudo apt-get install minicom Lecture des listes de paquets... Fait ...
73
votes
24answers
134k views

How to fix Duplicate sources.list entry?

I keep getting this warning whenever I try to run sudo apt-get update. W: Duplicate sources.list entry http://archive.ubuntu.com/ubuntu/ precise-updates/main i386 Packages ...
0
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1answer
41 views

install software center

root@localhost:~# apt-get install software-center Reading package lists... Done Building dependency tree Reading state information... Done Some packages could not be installed. This may mean ...
4
votes
1answer
44 views

Does updating applications affect .desktop files?

I was wandering if .desktop files are affected when an application is updated or just the /usr/bin/* files? I'm making an menu with customized categories and it's not gonna work is the categories in ...
0
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1answer
37 views

How are software categorized in Ubuntu? [closed]

TO my Knowledge applications that I download from the software centre are .deb extension. But applications like apache server, inbuild python, JDK, Terminal, Vim, Gedit, and many more I dont think ...
0
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0answers
21 views

Empty list in Trusted Software Providers

I was checking something on the Software & Updates and I noticed that in the Authentication tab, the list with the Trusted software providers is empty! Does anyone know how can I recover the list ...
0
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1answer
37 views

How to fix error: “The package lists or status file could not be parsed or opened.”?

What does this error message mean? E:Type '‫‪ppa:kiwixteam/ppa‬‬' is not known on line 52 in source list /etc/apt/sources.list, E:The list of sources could not be read., E:The package lists or ...
0
votes
3answers
5k views

I can't find any of my downloaded apps in the dash

I have just installed Ubuntu and have problems with finding any of the apps/programs that I have downloaded form the software center. When I search for them in the dashboard they are not there. I have ...
1
vote
1answer
48 views

Unable to find “testdisk” or “testdisk-dbg” packages in 15.04

Hello after a first installation 15.04 working at best, even better than manjaro + now it seems that there were some attacks (as usual) and by this the ppa or sources.lists are a bit affected + how do ...
0
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0answers
13 views

Checking for updates error with source list [duplicate]

W: Duplicate sources.list entry http://dl.google.com/linux/chrome/deb/ stable/main i386 Packages (/var/lib/apt/lists/dl.google.com_linux_chrome_deb_dists_stable_main_binary-i386_Packages) I think ...
3
votes
1answer
49 views

sudo apt-get update command not working what i do [duplicate]

I'm on Ubuntu 14.04 and I tried running: sudo apt-get update But I get the below error: E: Malformed line 59 in source list /etc/apt/sources.list (dist parse) E: The list of sources could not be ...
1
vote
2answers
213 views

Is it possible to add multiple software sources at the same time?

Is it possible to add multiple software sources through the command-line or the GUI?
1
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1answer
5k views

Ubuntu 13.04 can't open software & updates / software sources

I am using MacBook Air Mid 2012 running Single OS which is Ubuntu (Raring Ringtail). Its been a month I'm using Ubuntu and everything works fine, recently i can't open software & updates, when i ...
2
votes
2answers
771 views

Can someone provide a real, correct and genuine sources.list for Ubuntu 15.04? [duplicate]

I have been using Ubuntu for a while now and I have been having all problems that I needed not to post a thread for to get answers, until I recently upgraded to Ubuntu Vivid. Ubuntu is great but each ...
-1
votes
1answer
51 views

How to resolve hash sum mismatch — solution provided here does NOT work!

I have struggled for hours on end to fix a serious problem which started after the turn of the year. I cannot make Synaptic reload! I have read through the questions here as well as the answers. I ...
1
vote
1answer
33 views

How do you report a seriously outdated repository mirror?

Using mirrors.arpnetworks.com/Ubuntu, switched to mirrors.us.kernel.org, and got... 59 upgraded, 5 newly installed, 0 to remove and 0 not upgraded. Need to get 152 MB of archives. ...
1
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1answer
6k views

Can I install all the hacking tools of KALI on Ubuntu?

I want to know is there any way to install all hacking tools of kali on ubuntu 12.04 ? If yes then pls tell me how ? like sqlmap , nikto , john , aircrack-ng etc . Thanks.
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0answers
20 views

Emacs installation: E: You must put some 'source' URIs in your sources.list [duplicate]

I've searched and found information on this, but nothing that I've tried works. On Ubuntu 14.04.1 LTS, I ran this command: sudo apt-get build-dep emacs And I got this error: Reading package ...
1
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2answers
88 views

How to run software which requires the latest Intel modules

I used this utility to upgrade all of my Intel modules on my machine, but soon after learned that it was a really bad idea to upgrade these because of incompatibilities, and especially with Unity. I ...
1
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1answer
91 views

Terminal commands are not working Ubuntu 14.10 [duplicate]

How do I fix this major issue: E: Type 'sudo' is not known on line 3 in source list /etc/apt/sources.list.d/libdvdcss.list What do I do to fix this? This is what I get when I open Synaptic Package ...
0
votes
1answer
73 views

Red Triangle with an exclamation point [duplicate]

I am new to Ubuntu 14.04, having just installed it 2 weeks ago. I am running Ubuntu 14.04 as my only OS. I am a new user and I have to say I love the OS but I am having a difficult time learning it. I ...
0
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0answers
19 views

Updating Cache takes forever!

When I try to update a source or delete one, and it tries to update the cache, It take absolutely forever. It is always stuck on "Querying software sources" and it seems it never make progress even in ...
7
votes
4answers
90k views

A “failed to fetch” error occurs when apt-get update is run. How do I fix this?

Contrary to the note above, I haven't found the answer to my problem. I have read almost a dozen apt-get update questions, most from askubuntu.com, with "failed to fetch" errors and tried the ...
1
vote
1answer
1k views

Fresh Server 14.04 install: “Unable to locate package (xyz)” for everything; How do I edit sources.list?

I can't install anything with apt-get on my fresh 14.04 Server installation. I get Unable to locate package [xyz] for everything I try. sudo apt-get update does nothing. This page implies that I need ...
4
votes
1answer
390 views

list.save and list.distUpgrade

This is more of a curiosity question as I try to get a better understanding of apt and package management. I'm seeing that in my /etc/apt/ and /etc/apt/sources.list.d/ folders I have very or ...
10
votes
1answer
349 views

What is apt-file update?

I was following these instructions and I have installed apt-file along with some other packages using: sudo apt-get install gnupg pbuilder ubuntu-dev-tools bzr-builddeb apt-file And now every time ...
0
votes
1answer
9 views

I can't find other pratners tab when I open ubuntu software center?

When I open the Software Centre there is no tab for other software partners. I am trying to install a third-party repository and can't find the page or edit button. I have tried clicking on every tab ...
26
votes
7answers
29k views

How do I enable the “partner” repository?

I keep seeing places refer to the "partner" repository as a place I can get software, how can I enable this repository? Please specify how to do this graphically and via command line.
24
votes
2answers
48k views

How do I change mirrors in Ubuntu Server from regional to main?

I have a Lucid Server (10.04) set up and I would like to change the mirror from US (or any other country) to the Main Ubuntu Mirror. For example my two first entries in sources.list are: deb ...
0
votes
1answer
36 views

What are the differences between Ubuntu download servers

Are all Ubuntu download servers an exact copy of the main server? Can a software be on a server but not be on another server? Can the version of a software be different on different servers? Where is ...
1
vote
1answer
95 views

How to get rid of this message about a failed install [closed]

I installed Ubuntu 11 after its end of life. I then tried to install java from the repositories. However, the installation failed. Since then, every time I install some other package apt-get tries to ...
0
votes
1answer
84 views

Ubuntu armhf 404 packages! Please help! Ubuntu 13.04 [duplicate]

Ok so here is every error that I get during sudo apt-get update or any sudo apt-get operation BEFORE YOU LEAVE PLEASE READ! (thank you ^^) (Remembered to add this after finishing the text: I'm ...
1
vote
1answer
39 views

Software Sources: Select Best HTTPS Server

I travel to countries I don't trust--a lot. For example, Vietnam, the virus capital of the world. ESPECIALLY in these areas, but also at home in the USA, I want to remove (or reduce) the possibility ...
0
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0answers
18 views

Trouble adding a PPA and verifying with signing ring [duplicate]

I'm trying to add the ppa deb http://ppa.launchpad.net/sunab/kdenlive-release/ubuntu trusty main I've tried adding it to /etc/apt/sources.list but during the update process I get this error. W: ...
0
votes
1answer
86 views

Malformed line in the source list /etc/apt/sources.list (dist parse), don't let me use update manager? [duplicate]

Here is the error hope i can get some help, i show you the update manager and the line of the error, if you need something else just ask for it. E: Malformed line 59 in source list ...
1
vote
2answers
2k views

“E:Type '<!DOCTYPE' is not known on line 1 in source list” how to fix?

I have recently installed PlayOnLinux on my Ubuntu 13.04, but I am getting a system error: E:Type '<!DOCTYPE' is not known on line 1 in source list /etc/apt/sources.list.d /playonlinux.list ...
0
votes
1answer
30 views

Software Updater not starting up

So my original problem was that I couldn't get the ubuntu software centre to startup, it would just freeze for a while loading and then would crash. So i tried to remove USC : Successfully When I ...
0
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0answers
42 views

Getting duplicate sources.list errors [duplicate]

W: Duplicate sources.list entry http://archive.getdeb.net/ubuntu/ utopic-getdeb/apps amd64 Packages (/var/lib/apt/lists/archive.getdeb.net_ubuntu_dists_utopic-getdeb_apps_binary-amd64_Packages) W: ...
0
votes
1answer
8k views

Duplicate sources.list entry Ubuntu 14.04 [duplicate]

I'm trying to install one software but showing this error.
0
votes
0answers
46 views

How do you fix this kind of error type wget? [duplicate]

How do you fix this kind of error? E: Type 'wget' is not known on line 1 in source list /etc/apt/sources.list.d/libdvdcss.list
3
votes
4answers
15k views

How can I get add-apt-repository to work?

Whenever I try to add a repository via the command line, I get the following error message: Traceback (most recent call last): File "/usr/bin/add-apt-repository", line 125, in <module> ...
1
vote
2answers
47 views

No editors installed to fix sources list

I 'm in Ubuntu 12.04 but I'm using it with crouton in a Chromebook, the terminal emulator it uses is UXTerm but it seems that it doesn't have any editor installed - gedit, nano and pico are all ...
1
vote
1answer
56 views

Fitbit Graphical interface ubuntu

Fitbit snycs etc etc, I am just curious if anyone knows of software to go with it like windows has. (There is no issue with it syncing w the USB adapter and uploading the info 2 their server)
0
votes
2answers
60 views

Anyway to install stable Softwares in Ubuntu 14.10?

Is there anyway i can install stable version of softwares on Ubuntu 14.10? Because software that we install on Ubuntu 14.10 all of them are in Pre-release state like if i install vlc from software ...
8
votes
1answer
21k views

GPG ERROR NO_PUBKEY : WARNING: The following packages cannot be authenticated! [closed]

I have just stared to receive some strange errors regarding GPG keys. Namely I have just added ppa:ubuntu-toolchain-r/test and wanted to update and after that I got this: W: GPG error: ...
15
votes
2answers
30k views

How do I enable the “backports” repository?

How to enable the backports repository so I can get newer versions of software?
13
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3answers
45k views

How do I enable the “Universe” repository from the command line?

How do you use terminal to enable Universe source? Or any those 4 from Software Sources: Main, Universe, Restricted, Multiverse Main is on by default and Restricted is on if durring Ubuntu ...
1
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2answers
733 views

How to List all software installed on Ubuntu 14.04 and Uninstall them

I am beginner to Ubuntu. I have installed ubuntu desktop 14.04 and have tried to install PHP, Apache, MYSQL and PHPMYADMIN through terminal. I have tried many commands but have only installed Apache ...
0
votes
0answers
93 views

Ubuntu precise mirror not found

I have a precise that it's not able to connect to the repositories. The truth is that the server has been working with no maintenance for long time, but everything else seems fine. This is my ...
0
votes
0answers
82 views

problem with source file in sources.list.d directory

When I was trying to update program and system by Ubuntu Software Center. Internet cut off and now I can not download any software to download Ubuntu Center and can not install through Terminal? What ...