Questions about the 64-bit architecture, and how to get some software working on it.

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80
votes
16answers
67k views

What are the differences 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, ...
63
votes
8answers
50k views

Is it possible to “upgrade” from a 32bit to a 64bit installation?

As per title, I wish to know if I can, after a successful 32bit setup and consequent software installations, update to a 64bit version. I know how to partition (actually one of the solutions is to ...
145
votes
12answers
68k views

Why does Ubuntu Download recommend 32-bit install? [closed]

Update for 13.10: 64-bit version is now the default and 32-bit is labelled "for machines with less than 2GB RAM" The Ubuntu desktop download screen has a pair of radio buttons you use to select ...
24
votes
10answers
36k views

Unable to install Skype on 64bit Ubuntu

I am receiving the following message while I am trying to install Skype: nidhin@ubuntu:~$ sudo apt-get update nidhin@ubuntu:~$ sudo apt-get install skype Reading package lists... Done Building ...
28
votes
3answers
12k views

My processor is 64-bit - does that mean I need the amd64 image?

My processor is an Intel Core 2 Duo P8600 (2.40GHz). As far as I know that's a 64-bit processor - I'm a bit confused as the architecture is called AMD 64, is this a generic name given to 64-bit ...
26
votes
2answers
19k views

How do you run a 32-bit program on a 64-bit version of Ubuntu?

I have a 64-bit version of Ubuntu 13.10. I want to run a 32-bit version of a program. However I see ia32-libs is not included in 13.10. Is there a replacement package for this or what?
9
votes
2answers
8k views

Is the 64-Bit version of Ubuntu only compatible with AMD CPUs?

I was told that computers with more than 2 gig's memory need a 64 bit operating system to utilize all RAM. Is the 64bit Ubuntu download really JUST for AMD processors? I am asking because the disk ...
2
votes
2answers
15k views

Wireless not working on Toshiba Satellite C55-A5281

The wireless doesn't work on my Toshiba Satellite C55-A5281. The device originally came with Windows 8, but I removed it snd installed Ubuntu. Wireless does not work "out of the box" and there are no ...
9
votes
7answers
81k views

Ubuntu 14.04 install NVIDIA driver

After I have managed to get running Ubuntu 14.04 (look at my last question about booting upgraded Ubuntu) now there is another problem: To continue with that story: I found a way to burn the image on ...
28
votes
8answers
37k views

No satisfiable dependency for dependency libudev0 [closed]

I Installed Ubuntu 13.04 64 bit Unity Desktop environment and did the routine OS update. Downloaded the 64 bit .deb file from google chrome website and tried installing it ,which resulted to the ...
1
vote
1answer
10k views

Wacom Bamboo Capture CTH-470 Pen and Touch not working

I am trying to get my new Bamboo Pen&Touch tablet to work on ubuntu. I tried following the guide on this page; I installed and updated the wacom-dkms package, and nothing. I followed the guide ...
17
votes
5answers
12k views

How do I upgrade from x86 to x64 without losing settings?

Is there an easy way to upgrade the system to x64 from x86 without losing settings and having to repartition etc?
2
votes
1answer
11k views

amd64 virtual machine in virtualbox

I have ubuntu 12.04 $ lsb_release -rc Release: 12.04 Codename: precise $ uname -a Linux pablo-desktop 3.2.0-20-generic #33-Ubuntu SMP Tue Mar 27 16:42:26 UTC 2012 x86_64 x86_64 x86_64 ...
17
votes
7answers
28k views

Does Ubuntu Desktop 32Bit Support more than 4GB Memory with default installation?

Does Ubuntu Desktop 32 Bit support more than 4GB memory WITHOUT changing anything (Without having to activate PAE via compiling kernel or anything similar). Will installing the 32 Bit Ubuntu on the ...
6
votes
4answers
22k views

How do I install steam on a 64bit system?

Alright so my computer is 64-bit and I only want to use Linux to install Steam, play Team Fortress 2 and get that penguin item but It's not working out for me. The version of Ubuntu I installed was ...
10
votes
7answers
7k views

Where is the Flash in Chrome?

I installed Google Chrome. This is the first thing I did after installing Ubuntu. I went into firefox, and went to chrome.google.com, and hit the button. I don't like package managers, and avoid the ...
7
votes
3answers
30k views

amd64, i386 (32bit / 64bit) - Which version to choose?

Can every CPU (in my case a Intel i7 890) install both of them ? Amd64 and i386 ? I would like to install Ubuntu 64bit. So what is the right download ?
4
votes
3answers
17k views

How can I fix 'no wubildr' error in WUBI on Windows 7? [closed]

Good Evening All, I just got my HP Laptop Back from the factory and then I tried to install Ubuntu. It got through the whole installation, however, when I restarted and chose Ubuntu a quick screen ...
7
votes
4answers
30k views

How to install XAMPP?

Hi all im a noob on Ubuntu/Linux World, So i need some that give a full tutorial to How to install Xampp from apachefriends.org correctly on Ubuntu 11.10 + all beyond Ubuntu for 32 bit and also 64 ...
7
votes
3answers
4k views

Why is more than 3GB of RAM not recognised when using amd64?

Why does Ubuntu 10.10 amd64 not addresses more of 3GB ram? Please if somebody knows about that, tell me the solution. My machine is a Toshiba P205-S6287 Intel centrino duo 64 bits procesor and 4GB ...
6
votes
1answer
2k views

Only 3.2 Gb of memory being used on a 64-bit system

I have ubuntu 11.10 64 bit: Linux 3.0.0-12-generic #20-Ubuntu SMP Fri Oct 7 14:56:25 UTC 2011 x86_64 x86_64 x86_64 GNU/Linux I have installed 4 Gb of RAM: $ sudo dmidecode --type 17 | grep -E ...
4
votes
3answers
15k views

Dependency problems installing wine 1.5 on ubuntu 12.04 x64

Trying user1261084 solution: $ sudo apt-get install wine Reading package lists... Done Building dependency tree Reading state information... Done Some packages could not be installed. This may ...
2
votes
1answer
2k views

Ubuntu 12.10 recognizes me only 3GB of free space

I have installed Ubuntu 12.10 64-bits and it worked perfectly (during days), until now. Suddenly several error messages coming from anywhere tell me that I have no free space on the disk. And now the ...
34
votes
6answers
58k views

Problems with Eclipse and Android SDK

I installed Eclipse, openjdk6 and downloaded and extracted the sdk manager file. Now, When I created an Android project I got the following error: 2012-06-06 18:44:40 - contactManager] ...
29
votes
4answers
88k views

No such file or directory? But the file exists!

I've downloaded a game (Shank) but the bin file doesn't run. The error that is shown when I try to launch the executable is: bash: ./shank-linux-120720110-1-bin: No such file or directory
14
votes
2answers
12k views

Screen tearing in 11.10 with intel graphics [closed]

I have a slight screen tearing when watching videos in Ubuntu 11.10 x64, really annoying. Both in Unity and GNOME-Shell. Please focus the answer to GS since it's my primary DE and it's where I want it ...
13
votes
5answers
20k views

Anyone has successfully installed CUDA 5.5 on Ubuntu 13.10 64-bit?

I tried to install CUDA 5.5 through deb routine, following the steps in Nvidia website, using the deb file for ubuntu 12.10 (the latest version I could found on Nv website), the installer fail to ...
7
votes
4answers
15k views

How to run Android SDK in Ubuntu 64-bits [duplicate]

I installed Ubuntu 14.04 and the current Android development SDK, which contains 32bit executables. I found that I cannot run those 32bit binaries. Trying to start them from bash gives me an error: ...
6
votes
3answers
15k views

Running 32-bit app under 64-bit linux

By mistake I have installed 64-bit linux(hey! it happens to every1!). How can I run 32-bit app under that linux?
0
votes
1answer
2k views

How to try Ubuntu on a hp pavilion g7-1246ef computer that has no Linux suport for video card?

I want to try Ubuntu on a hp pavilion g7-1246ef computer. I got it as a 64 bit system with a win7 64 bit but now it runs a 32 bit win 7 (due to canon printer driver issue). The Windows device manager ...
7
votes
6answers
3k views

Should I install 64-bit Ubuntu if my hardware supports it?

I've just got my first 64-bit-capable laptop (previously I've only dealt with 64-bit on servers). Of course the first thing I am going to do is to format the hard drive and install Ubuntu instead of ...
25
votes
3answers
28k views

No such file or directory for existing executable

I just upgrade to Ubuntu 11.10 x64 from Ubuntu 11.04 32bit. But I find a really annoying problem. When I drag executable from file explorer to shell, the shell says bash: ...
21
votes
6answers
41k views

How to install Google-Earth 64bit in Ubuntu 13.10, ia32-libs Dependency error

I want to install Google-Earth & it requires ia32-libs. So, I did apt-get install ia32-libs but error pops as Reading package lists... Done Building dependency tree Reading state information... ...
13
votes
9answers
27k views

Minecraft in jdk 1.7.0_u2 x64

I have Ubuntu 11.10 64-bit and I installed JDK 1.7.0 update 2 x64 via webupd8 page. But currently I have problem with minecraft game. After downloading launcher from Minecraft.net and lauch the game ...
4
votes
1answer
8k views

Brightness not working on an HP Pavilion Dv6 with a ATI Radeon HD6770M

I was always unable to change my brightness since I installed Ubuntu, but I figured that installing the latest ATI driver for my graphics card would work. I did, but I still can't change the ...
10
votes
3answers
42k views

skype: error while loading shared libraries: libXss.so.1: cannot open shared object file: No such file or directory

I am using ubuntu 11.10 64bit, skype was working however after running sudo apt-get autoremove skype is throwing skype: error while loading shared libraries: libXss.so.1: cannot open shared object ...
5
votes
1answer
2k views

Boot repair asking for 64 bit iso - what do I do with it?

I had dual boot windows 8 and ubuntu precise pangolin 12.04. I upgraded to windows 8.1. It broke grub. So I used a live usb to run ubuntu and ran boot repair. However, it tells me I have to download ...
2
votes
3answers
4k views

Can't run “dpkg --add-architecture i386” on 12.04 64-bit to run eclipse ADT

Running ubuntu 12.04 64 bit. I am trying to follow the steps written at the end of this page under the Heading : Installing Android SDK compat libraries. I am doing it in order to solve this problem. ...
5
votes
3answers
7k views

How do I install Steam 64-bit when package dependencies cannot be resolved?

I'm currently running Ubuntu 12.10 on Wubi, and am trying to install Steam. Notably, when I am trying to "buy" steam from the store, it reads Package Dependencies cannot be resolved This ...
4
votes
4answers
17k views

12.04 stuck at the login screen

I did fresh installs of Ubuntu 12.04 on all my computers yesterday and one of them just doesn't seem to like 12.04. Let's start with the symptoms: I initially tried installing through a USB flash ...
12
votes
4answers
5k views

DVD with both 32-bit and 64-bit Ubuntu

Is there any such images in existence that will allow me to install 64-bit Ubuntu if supported, or fallback to 32-bit otherwise? I'm participating in an installfest by a new and unofficial LoCo, and ...
31
votes
2answers
47k views

How to force Wine into acting like 32-bit Windows on 64-bit Ubuntu?

When installing Wine on 64-bit Ubuntu 12.04, both 64-bit support and 32-bit support get installed. If I run wine foo.exe where foo.exe is a 64-bit-aware installer, it thinks it's on 64-bit Windows. ...
13
votes
6answers
31k views

How to install 32 Bit Wine on 64 Bit Ubuntu?

Currently I'm running Ubuntu 11.10 64 Bit on my laptop and I want to install some Windows programs with Wine (Dreamweaver CS5/Starcraft II etc) but these programs require the 32Bit version of Wine to ...
12
votes
17answers
37k views

How do I install Draftsight CAD?

I've installed the 11.04 64bit version and now i can't install Draftsight (32bit with force architecture option) because there is an error with the library libexpat1.. anyone know how solve? ...
3
votes
6answers
20k views

Can't install wine (or ia32-libs) in Ubuntu 12.10 64 bit

As already pointed out here, people seems to have issues with installing wine in the latest version of Ubuntu. I'm suspecting this only happens with 64 bit users. For example, when trying to install ...
6
votes
2answers
9k views

Is it possible to have 32 bit libraries installed on a 64 bit system?

I have the 32 bit shared libraries installed, yet I am still getting this error while trying to install pogoplug: ./pogoplugfs: error while loading shared libraries: libfuse.so.2: wrong ELF class: ...
5
votes
3answers
5k views

Why is Thunderbird pegging a core at 100%?

I have experienced 2-3 unexplained lockup over last 10 days. Today, I had a random lockup (no mouse, keyboard response, 100% CPU). But, when I finally switched (Ctrl-Alt-F1) to command line (it took ...
8
votes
3answers
11k views

How can I check if my CPU is AMD64 compatible?

I'm downloading both versions of Ubuntu 12.04 at this moment. I'd like to install AMD64 on my portable, even though it's an Intel machine. Is there a website (or another way) where I can check ...
3
votes
2answers
1k views

Installing latest Nvidia from Xorg PPA gives black screen

After several years of using dual boot (windows to play and Ubuntu to work) I decided to just use ubuntu, but I have a problem after installing nvidia-drivers 331.20 and rebooting the screen is black, ...
3
votes
1answer
2k views

Can I switch from 64bit to 32bit?

Is their anyway I can switch from Ubuntu 64-bit to Ubuntu 32-bit easily without replacing the whole OS.