All Questions
182
votes
6answers
23k views
How do I report a bug?
I found a problem with an application on Ubuntu. How do I best report the issue? What sort of information should I provide?
76
votes
23answers
100k views
My computer boots to a black screen, what options do I have to fix it?
I am trying to boot Ubuntu on my computer. When I boot my computer it boots to a black screen. How can I fix this?
Table of Contents:
If you are trying to install Ubuntu
If you have a dual boot ...
70
votes
9answers
36k views
There's an issue with an Alpha/Beta Release of Ubuntu, what should I do?
I've been running Alpha releases of Ubuntu for some time now. I keep running into issues - how can I get these resolved? What should I do when I encounter these problems? And where can I find other ...
89
votes
8answers
17k views
I have a hardware detection problem, what logs do I need to look into?
I am trying to ask a question about getting my hardware to work but I don't know what information to add to my question to get help, what do I need to do?
146
votes
38answers
61k views
What should I do when Ubuntu freezes?
All operating systems freeze sometimes, and Ubuntu is no exception. What should I do to regain control when...
just one program stops responding?
nothing at all responds to mouse clicks or key ...
43
votes
6answers
39k views
How do I fix a “Problem with MergeList” or “status file could not be parsed” error when trying to do an update?
The computer gave me this output in a window:
E: Encountered a section with no Package: header
E: Problem with MergeList ...
68
votes
4answers
71k views
Installing Ubuntu on a Pre-Installed UEFI Supported Windows 8 system
I bought a computer with pre-installed Windows 8. But I didn't like Windows 8, so i decided to install Ubuntu as a second operating system.
I'm absolutely new to Linux. I have been using Windows for ...
97
votes
14answers
87k views
How well do laptops with Nvidia Optimus work?
I am considering buying a Dell XPS 15 laptop. The laptop has a Nvidia 420m card which should work with Linux but I keep reading that the Nvidia Optimus technology isn't supported on Linux. I am not ...
73
votes
14answers
33k views
Unity doesn't load, no Launcher, no Dash appears
When I login, nothing happens.
I am presented with my desktop wallpaper.
No Dash, no Launcher, nothing.
179
votes
10answers
87k views
What are PPAs and how do I use them?
I keep reading about Personal Package Archives and people answer questions with a link to a PPA. What's the best way to use these?
There are multiple valid answers for this question spanning over ...
28
votes
2answers
21k views
How can I fix a 404 Error using a PPA?
PPA seems to be constantly offline.
W: Failed to fetch http://ppa.launchpad.net/ 404 Not Found
How do I fix these errors?
84
votes
13answers
131k views
How do I reset a lost administrative password?
I'm working on a Ubuntu system using a Panasonic CF-50 Laptop. My Client has completely forgotten his Administrative Password. He doesn't even remember entering one; however it is there.
I've tried ...
42
votes
8answers
31k views
How can I repair grub? (How to get Ubuntu back after installing Windows?)
I installed Windows 7, which ate Ubuntu's boot file. When starting up the computer, it now goes straight to Windows, without giving me the option of booting Ubuntu.
How can I get Ubuntu back?
21
votes
10answers
90k views
How to remove Ubuntu and put Windows back on?
I know nothing at all about Linux, and I desperately need to get my laptop back up and running again with Windows, how do I remove Ubuntu?
76
votes
11answers
48k views
How do I resolve unmet dependencies?
How do I resolve unmet package dependencies?
Occasionally, when I'm installing stuff, I get an error like the following:
Some packages could not be installed. This may mean that you have
requested ...
17
votes
40answers
46k views
How to Install a Broadcom Wireless Driver
I'm having serious problems installing the Broadcom drivers for Ubuntu. It worked perfectly on my previous version, but now, it is impossible. I'm a user with no advance knowledge in Linux, so I would ...
33
votes
5answers
18k views
How to install software or upgrade from old unsupported release?
Recently I have installed an older version of Ubuntu on my old machine. When ever I am trying to install
any software it is giving error
sudo -i apt-get install vlc
The error being flagged is under ...
15
votes
6answers
8k views
74
votes
4answers
190k views
What is the correct way to install ATI Catalyst Video Drivers (fglrx)?
I am planning on doing a fresh install of 12.04 LTS and want to know what is the correct way to install ATI Catalyst Video Driver?
There are multiple valid answers for this question spanning over ...
155
votes
9answers
78k views
How to revert to GNOME Classic Desktop?
I'm used to GNOME Classic and personally don't want to change to anything else, but it seems there is no more GNOME Classic in the Oneiric release. After apt-get installed gnome-session and all, ...
53
votes
29answers
92k views
How to fix “The system is running in low-graphics mode” error?
Note:
This is an attempt to create a canonical question that covers all
instances of "low-graphics mode" error that occurs to a user,
including but not limited to installation of wrong ...
88
votes
18answers
40k views
How can I install software or packages without Internet (offline)?
I have a friend who has got a computer that is not connected to the Internet. Is there any way to install software offline easily?
26
votes
4answers
4k views
114
votes
8answers
276k views
How do I install and use the latest version of GNOME?
I followed the instructions for compiling GNOME Shell and it did compile with a few errors here and there but it didn't run. I installed GNOME Shell using sudo apt-get install gnome-shell but I got ...
33
votes
9answers
55k views
How to roll back Ubuntu to a previous version?
I just installed a new version of Ubuntu and I want to roll it back to the previous version.
How can I do that? Is that even possible?
63
votes
7answers
14k views
Are PPA's safe to add to my system and what are some “red flags” to watch out for?
I see a lot of interesting programs out there that can only be obtained by adding a "PPA" to the system but, if I'm understanding correctly, we should stay within the official "repositories" for ...
60
votes
9answers
44k views
How do I install Ubuntu to a USB key? (without using Startup Disk Creator)
If you are hurrying to reply, System → Administration → StartUp Disk Creator -- no, that's not what I'm talking about.
I want to try Ubuntu 11.04's Unity without touching my existing Ubuntu ...
93
votes
10answers
55k views
How do I reset my Unity configuration?
I've been messing around with Unity and broke something, how do I "start over"?
217
votes
11answers
339k views
How can I configure Unity?
Are there any configuration options for the Unity desktop?
There are multiple valid answers for this question spanning over several versions of Ubuntu. For your convenience an index of each below ...
43
votes
15answers
30k views
What is the difference between 32-bit and 64-bit and which should I choose?
What is the difference between 32-bit and 64-bit Ubuntu? I've heard the 64-bit platform performs better and can detect more than 4GB of RAM. Also, while some apps haven't ported to 64-bit yet, ...
82
votes
15answers
12k views
How to customize live Ubuntu CD?
I would like to customize Ubuntu live CD by installing some additional packages. I have followed this link but it doesn't seems to work. Can anyone provide clear instructions? Thanks in advance!
...
138
votes
2answers
171k views
Can I move the Unity launcher?
I can’t get used to the new Unity system. I’d like to move the left Unity panel to the bottom of screen (like Windows 7 – more similar is better).
But I can't find a way. Is it possible?
158
votes
31answers
56k views
How can I improve overall system performance?
What are your tips for improving overall system performance on ubuntu? Inspired by this question I realized that some default settings may be rather conservative on Ubuntu and that it's possible to ...
391
votes
60answers
285k views
What Application Indicators are available?
This question is present as a matter of historical interest. While you are encouraged to help maintain its answers, please understand that "big list" questions are not generally allowed on Ask ...
48
votes
6answers
23k views
What is the easiest way to resolve apt-get BADSIG GPG errors?
I frequently cross this issue, and always have to google for an answer. Does anyone have a permanent fix for BADSIG errors from apt-get?
W: GPG error:
http://download.virtualbox.org lucid
...
31
votes
9answers
17k views
How to convert Wubi install into regular install?
I have installed Ubuntu on my D: partition using Wubi. Is there any way in which I can remove my Windows from C: drive and move my existing Ubuntu installation to C: drive and make it a regular ...
277
votes
11answers
246k views
What are Unity's keyboard and mouse shortcuts?
In Unity, are there any pre-defined shortcuts, e.g. to open the dash or unhide the launcher?
49
votes
12answers
38k views
41
votes
14answers
28k views
Can I skip over releases when upgrading?
I am currently using Ubuntu 10.04. I know there is a 10.10 release, but can I upgrade directly to 11.04? Could you walk me through the steps please?
56
votes
2answers
15k views
What are some of the issues with ccsm and why would I want to avoid it?
I've seen some people complaining about how unstable Compiz Config Settings Manager ("ccsm") is and how it can break people's desktops if they're not careful.
What are some of the known problems of ...
33
votes
0answers
110k views
How can I get Broadcom BCM4311 Wireless working? [duplicate]
Wireless was worked perfectly in ubuntu 10.10. Now I upgraded it to ubuntu 11.04. After this upgrade wireless is not working in my laptop, even "wireless connection" is not showing in network ...
15
votes
2answers
10k views
How to install the Nvidia Drivers
I just ordered the Nvidia GTX 560 card, which should arrive tomorrow. I have a dilemma, though. Should I keep using the driver which is available in "additional drivers" in Ubuntu (10.10), or should I ...
8
votes
1answer
603 views
How to upload package with dependencies to my PPA?
I made a package for my PPA and uploaded it. It built without any problems.
Then I made another package that depended on the first and uploaded it. It failed because it couldn't find the files in the ...
27
votes
3answers
19k views
How do I install extra drivers?
I've just installed Ubuntu and I need either video, wireless, or some sort of other manufacturer (non-opensource) driver; how can I run the tool that will fetch all of these for me? I'd like graphical ...
20
votes
13answers
9k views
What hardware will the Ubuntu Touch support?
With the announcement of the Ubuntu Phone OS I'd like to know what phone models are supported at this time.
Note from foss & Oli: We are making this the master question for all future "Will this ...
157
votes
31answers
31k views
Comparison of backup tools
This question exists because it has historical significance, but it is not considered a good, on-topic question for this site, so please do not use it as evidence that you can ask similar questions ...
40
votes
9answers
313k views
How to install a .tar.gz (or .tar.bz2) file?
I have downloaded tar.gz files. But I don't know how to install it. How do I install this kind of file?
26
votes
3answers
42k views
Is my ATI graphics card supported in Ubuntu?
I have an ATI graphics card and I want to know if it is supported and what kind of drivers should I be running to get the best features out of it.
Is my card supported in Ubuntu and what drivers will ...
39
votes
5answers
3k views
How can I easily share the output of a command or a text file with others?
I recently asked a question on AskUbuntu (or somewhere else), and a comment or answer asks me to paste the contents of some file or the output of a command to troubleshoot my problem.
How do I do ...
40
votes
2answers
48k views
How can I get my graphics card to be recognized in System Info?
I am new to Linux/Ubuntu. I installed Ubuntu 11.10 on my Lenovo IdeaPad y510.
System info says
Graphics: unknown.
Driver: unknown,
Experience: Standard.
What should I do to use all my ...
