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
46 views

What is the difference between Multiverse and Partner sources

If I understand https://help.ubuntu.com/community/Repositories/Ubuntu correctly, both are not free and not supported by Canonical. So what is the difference between them? Where can I get a list of ...
0
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1answer
9k views

Duplicate sources.list entry Ubuntu 14.04 [duplicate]

I'm trying to install one software but showing this error.
1
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2answers
9k views

Duplicate sources.list entry [duplicate]

Using Ubuntu 14.04 LTS. sudo apt-get update thats all i ran, and it'd start off real smooth, then it'd get to a part where it gets stuck for like a fair ammount of time after which it'd display ...
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3answers
7k views

Upgrade from 13.04 to 14.04

I have Kubuntu 13.04 (unsupported release), and want to upgrade it to 14.04. When I'm trying to run do-release-upgrade I got this error: Traceback (most recent call last): File ...
0
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1answer
164 views

Software Center - “Edit->Software Sources” disabled

I am trying to download winHQ from here. When trying to add the WineHQ PPA Repository (as detailed in the link above) after opening Ubuntu Software Center I cannot select Edit->Software Sources. The ...
2
votes
2answers
1k views

Can't install 7zip in Ubuntu 13.10

When I try to install 7zip in the Ubuntu Software Center, it reports it is available from the Universe repository. I click on "Use this source", I authenticate and nothing happens. This is the case ...
0
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1answer
37 views

I get the following errors when I use sudo apt-get update [duplicate]

W: Failed to fetch http://gb.archive.ubuntu.com/ubuntu/dists/saucy/Release Unable to find expected entry 'main/binary-1386/Packages' in Release file (Wrong sources.list entry or malformed file) I ...
2
votes
1answer
277 views

malformed line in source list, getdeb [duplicate]

E:Malformed line 2 in source list /etc/apt/sources.list.d/getdeb.list (URI) ^^ This is what I get back, earlier I was trying to get Pokemon Online to install properly, and it wasn't working, so I ...
1
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0answers
55 views

Fix software source [closed]

I wanted to upgrade to 14.04 from 13.10 However I decided not to went with it, every thing works as exacted only software list is really messed up Is there a way to fix this to return it to as it ...
2
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1answer
476 views

How to install a Java program from source

How I can install TubeMaster++ from SourceForge ?
3
votes
1answer
106 views

Can I add a ppa to a custom sources.list?

Is there any way to add a ppa to a specific sources.list? add-apt-repository by default adds new ppa to /etc/sources.list, I want to add a ppa to mysources.list
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1answer
1k views

apt-get update not working + ubuntu 32-bit Vs 64-bit

I am a newbie to linux platform.Please don't mark this question as duplicate before reading it completely.! My system is running on intel i5 processor and the OS I recently installed is 64-bit Ubuntu ...
2
votes
0answers
370 views

Failed to install nvidia driver on ubuntu 13.10

I've run an update and upgrade after I rebooted. When I did that I realised that the nvidia driver isn't there anymore. I've tried everything I know from : sudo apt-get --reinstall ...
0
votes
1answer
194 views

Package manager error

I am getting a problem in Ubuntu as an error opening the cache, the list of software sources could not be read in my /etc/apt/sources.list file and the package lists or status file could not be parsed ...
1
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1answer
156 views

How to edit Software and Updates' options in terminal?

I need to edit Software and Updates' options in terminal. Namely the options: Install updates from and automatical updates period, whether to check for them etc. etc. Where can I find this ...
1
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1answer
166 views

I can't change the mirror in the software center

In order to change the mirror we're using for updates, the procedure is to open the Software Centre, and go to Edit->Software Sources. There I can see the option "download from" and when I click it, ...
1
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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
37 views

what do I do about malformed line 57 [duplicate]

my skype crashed i tried to uninstall/re-install it through the software center but then that crashed.... I was told that line 57 is malformed in source.list. The source list could not be read I am ...
-1
votes
2answers
106 views

The line 56 in the file /etc/apt/ sources.list is not correct (URI parse)

Kubuntu doesn't let me upgrade. The error message says: The line 56 in the file /etc/apt/sources.list is not correct (URI parse)
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2answers
199 views

How do i see which softwares are installed in ubuntu? [duplicate]

How can i get a list of my installed applications?
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1answer
2k views

How can i get rid of the message "Duplicate sources.list entry [duplicate]

Duplicate sources.list entry http://archive.ubuntu.com/ubuntu/ saucy/restricted amd64 Packages (/var/lib/apt/lists/archive.ubuntu.com_ubuntu_dists_saucy_restricted_binary-amd64_Packages) W: Duplicate ...
2
votes
4answers
479 views

How can I (de)activate a PPA from the command-line with a single command?

Ubuntu offers an easy GUI interface that allows you to edit, (de-)activate and remove PPAs. But going through all the GUI dialogs and menus can sometimes be tedious, especially if you have a lot of ...
1
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1answer
1k views

HTTP or FTP in sources.list?

Which protocols are better to use in /etc/apt/sources.list file? HTTP or FTP? For example: deb http://archive.ubuntu.com/ubuntu saucy main universe restricted multiverse or: deb ...
1
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0answers
45 views

Does the “security” repository provides anything not found in the “updates” repository?

For the limited number of package I looked at (e.g. apache), I found that the package version in the updates repository is always newer than or equal to the version available in the security ...
5
votes
1answer
426 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 ...
0
votes
2answers
1k views

How to build the Darling project on Ubuntu?

The Darling project is an open source Darwin/OS X emulation layer for Linux. I downloaded the source code with git and tried to build it with cmake but it failed. The document says I need these ...
0
votes
1answer
107 views

Is steam available in Ubuntu Software Center?

After a fresh installation of Ubuntu 13.10 I noticed that there was no steam in the Ubuntu Software Center! Well, that's mot a problem since steam can be installed through the deb file on their ...
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 ...
0
votes
2answers
387 views

Why does an error appear every time I try to open the Ubuntu Software Center? [duplicate]

There is a glitch on the Ubuntu Software Center and whenever I open it an error appears and it keeps loading and never opens. Why does this happen? I have installed Ubuntu 13.04 on a disk and ...
1
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1answer
365 views

The package python3.2 needs to be reinstalled, but I can't find an archive for it

I get this error when I try to update or run software center, but I can't find an archive for it: The package python3.2 needs to be reinstalled
0
votes
1answer
242 views

Failed to load the package list (trying to install flash player) (Lubuntu 13.04)

I'm trying to find a solution for a few days, I hope someone can answer me. I tried several times to install flash player through lubuntu software center, and after I hit "Install Packages" it gives ...
0
votes
1answer
297 views

Error while opening Ubuntu software center

I'm a newbie to Ubuntu and I've got this problem where I can't open the software center. At the upper right part on my screen there is a red dot with a horizontal white line. While clicking on it says ...
1
vote
1answer
1k views

How can I install qtstalker?

I Wanted to install qtstalker, a stock market app on my Ubuntu 13.04. qtsalker is not available in the Ubuntu software center and sudo-apt-get install qtsalker gives the error: Unable to locate ...
0
votes
0answers
118 views

How do I fix duplicate entries in sources.list? [duplicate]

Ok so I have tried everything under the sun but can't get into my sources.list to fix the duplicate and I think that's why my Software Center isn't working as well. This is what I get when I do ...
0
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1answer
600 views

Installing NCTUNS in Ubuntu 13.10

I am not able to find the NCTUNS tool in the Ubuntu Software Center. How to install the NCTUNS on the Ubuntu 13.10?
2
votes
1answer
152 views

Dash icon does not work

Below is the contents in the ubuntu-software-center-desktop file. The Dash Home does not show the contents when it is opened up. The Icon is black and does not respond when you place your courser ...
0
votes
0answers
32 views

How do I fix Malformed line in sources list in Ubuntu 13.04? [duplicate]

E: Malformed line 1 in source list /etc/apt/sources.list.d/bitdefender.list (dist parse) E: The list of sources could not be read. E: The package lists or status file could not be parsed or opened. ...
0
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0answers
73 views

Ubuntu Software Center won't open in Ubuntu 12.04 [duplicate]

Running software-center in the terminal give this output: 2013-08-23 11:25:07,917 - softwarecenter.ui.gtk3.app - INFO - setting up proxy 'None' 2013-08-23 11:25:07,932 - softwarecenter.db.database ...
0
votes
0answers
34 views

sources.list, edit root [duplicate]

Today I keep receiving this message with Synaptic: E: Malformed line 220 in source list /etc/apt/sources.list (dist parse) E: The list of sources could not be read. Go to the repository dialog to ...
0
votes
2answers
172 views

13.04 upgrade error

Twice I tried to upgrade my 12.10 to 13.04, but both times I got the same error. How can I fix it? Failed to fetch ...
0
votes
1answer
500 views

How do I fix this error? Error: Opening the cache

How do I fix this error? Error: Opening the Cache (E:Type 'http://deb.opera.com/opera/' is not known in line 1 in source list /etc/apt/sources.list.d/opera.list, E:The package lists or status ...
1
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1answer
3k views

Can't install from Ubuntu Software Center in 13.04

I am a new user to Ubuntu, presently using Ubuntu 13.04 32-bit. I can't install any software from the Ubuntu Software Center. I am getting errors such as: failed to download repository information.
1
vote
3answers
15k views

Unable to edit /etc/apt/sources.list file

When I try to edit sources.list file using the command: $:gksu gedit /etc/apt/sources.list It request for administrative password and when I type the password, It says incorrect and try again.What ...
0
votes
1answer
211 views

Software Properties KDE is not opening after installation!

though I install Software Properties KDE its not opening and showing an message, Please run this software with administrative rights. To do so, run this program with kdesudo. Even though I am the ...
0
votes
2answers
405 views

I can't see the Software Source in Dash [closed]

All though I installed Software Source, I can't see it on the Dash.
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 ...
0
votes
1answer
6k views

unable to install package through terminal (apt-get)

root@ubuntu-pc:~# reaver The program 'reaver' is currently not installed. You can install it by typing: apt-get install reaver root@ubuntu-pc:~# sudo apt-get install reaver Reading package lists... ...
3
votes
1answer
750 views

How do I install Archiva as a package (apt-get)?

Is it possible to install Archiva on Ubuntu using apt-get command? I'd like to install the latest stable version. Is there any Ubuntu repository for Archiva?
0
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1answer
796 views

Can I prevent/restrict standard users from installing/uninstalling software?

Can i prevent/restrict standard user from installing/uninstalling software in Ubuntu 12.04 desktop?
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0answers
25 views

Can't download packages in Ubuntu 10.04 [duplicate]

Somebody help me. I have been going crazy for two days since I formatted my PC and reinstalled the only version of Ubuntu that I had on CD (10.04). I can't install any packages from the Ubuntu ...