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

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108
votes
17answers
122k 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, ...
44
votes
8answers
438k views

Ubuntu 14.04 install nVidia driver

I recently installed 14.04. But now I need a new driver for my nVidia GeForce GT 630. The former driver was rejected as not compatible with the 64-bit. I found that other driver and when I wanted to ...
81
votes
8answers
104k 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 ...
19
votes
3answers
27k 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 ...
41
votes
3answers
36k 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 ...
35
votes
2answers
37k 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?
33
votes
10answers
54k 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 ...
148
votes
12answers
74k 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 ...
51
votes
4answers
125k views

How to run 32-bit app in Ubuntu 64-bit?

I installed Ubuntu 14.04 and the current Android development SDK, which contains 32-bit executables. I found that I cannot run those 32-bit binaries. Trying to start them from bash gives me an error: ...
23
votes
5answers
90k views

Can't login to Ubuntu 14.04 after upgrade

I have a problem that i never seen before. I upgraded my Ubuntu 12.04 64bit to 14.04 using the following command: $ sudo update-manager -d After that I can't login to my user account, when I log it ...
4
votes
2answers
29k 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 ...
4
votes
3answers
19k 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 ...
16
votes
6answers
52k 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 ...
8
votes
3answers
42k 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 ?
7
votes
4answers
13k views

How do I install Citrix receiver?

Has anyone managed to get the Citrix receiver client (icaclient) working in Ubuntu?
65
votes
4answers
150k views

How do I create a 32-bit WINE prefix?

How do I create a 32-bit Wine prefix on Ubuntu 12.04 64-bit?
9
votes
4answers
35k 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 ...
2
votes
1answer
16k 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 ...
23
votes
5answers
21k 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?
19
votes
7answers
35k 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 ...
4
votes
3answers
17k 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
15k 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 ...
7
votes
4answers
6k 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 ...
11
votes
7answers
10k 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 ...
69
votes
4answers
248k 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
15
votes
2answers
14k 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 ...
18
votes
5answers
27k views

How to remove all i386 packages from Ubuntu 64bit?

Over the time I installed many i386 packages, which I no longer need. How can I clean up the system and stay only with the amd64 packages?
13
votes
9answers
85k views

Can't install Skype 4.3 on Ubuntu 14.04 64 bit

First of all, I think this question is not duplicated, because I have tried all other solutions I found here, but nothing solved my problem. I use Ubuntu 14.04 64 bit. I have tried until now: sudo ...
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 ...
1
vote
1answer
2k views

How to try Ubuntu on a hp pavilion g7-1246ef computer that has no Linux suport for video card? (12.04)

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 ...
5
votes
2answers
28k 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. ...
6
votes
3answers
12k 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 ...
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 ...
51
votes
8answers
108k 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] ...
25
votes
2answers
51k views

Installing dotnet 2.0 on 64 bit machine

I have a speed-reading program I purchased with uses dotnet2. However, dotnet2 doesn't run on 64 bit wine. How would I install dotnet2?
46
votes
3answers
107k 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. ...
19
votes
6answers
76k 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 ...
15
votes
7answers
29k 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 ...
19
votes
9answers
39k views

Unable to run VMware - Failed to build vmnet

I am unable to run vmware and below is the error log as to why. Any idea, though and suggestions are appreciated. Thank you. 2014-02-03T16:32:00.904+08:00| vthread-3| I120: Log for VMware ...
14
votes
7answers
52k views

No sound in Ubuntu 13.04, only Dummy output device listed

My sounds suddenly stopped playing on Ubuntu 13.04 64bit. I can only see Dummy output device in the Sound Settings and no sound is played during testing. I can get the sound temporarily working by ...
4
votes
7answers
26k 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 ...
9
votes
8answers
45k views

Steam: error while loading shared libraries: libGL.so.1: wrong ELF class: ELFCLASS64

After Nvidia driver installation when I try to run Steam I am getting this error: steam: error while loading shared libraries: libGL.so.1: wrong ELF class: ELFCLASS64 I found this question and one ...
9
votes
3answers
23k views

Running 32-bit app under 64-bit linux [duplicate]

By mistake I have installed 64-bit linux(hey! it happens to every1!). How can I run 32-bit app under that linux?
6
votes
5answers
9k views

“skype: symbol lookup error: skype: undefined symbol”

Upgraded to 11.10 and Skype is no longer working. I get the following error: skype: symbol lookup error: skype: undefined symbol: _ZN5QFile3mapExxNS_14MemoryMapFlagsE Tried both downloading from ...
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 ...
39
votes
3answers
46k 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: ...
27
votes
6answers
54k 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 ...
13
votes
3answers
59k views

How to install Juniper VPN on Ubuntu 14.04 LTS?

Could you please help me ? On my old Ubuntu 13.10 I was able to run Juniper VPN (on Firefox only) using a workaround which requires you to install the missing 32libs and IcedTea (32bits). However, I ...
13
votes
5answers
7k 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 ...
5
votes
4answers
10k views

Tweaks and configuration for Radeon Open Source driver

Can I tweak or configure Radeon driver to reduce overheating. My GPU gets 70-80C temp on start. I don't want Catalyst by now because they are very slow for 2D. using mobility hd4570, Ubuntu 12.04 ...