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

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143
votes
12answers
65k 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 ...
63
votes
15answers
56k 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, ...
57
votes
15answers
108k views

How do I install Adobe Flash player?

I have had significant problems with watching flash video in 64-bit Ubuntu. Does anyone know of a good way to get flash running on the platform?
55
votes
8answers
41k 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 ...
33
votes
9answers
8k views

Is 64 bit Ubuntu stable for general use?

Are there still general problems using the Ubuntu 64bit version ? I heard that most of the programs do not work out of the box? Will I notice a significant speed-boost? Until now I have always used ...
28
votes
3answers
21k views

How do I install the google-talkplugin?

How do I install the Google talk plugin so I can use gtalk and Google Plus?
27
votes
5answers
40k 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] ...
27
votes
8answers
36k views

Dependency error while installing google chrome on Ubuntu 13.04 [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 ...
26
votes
3answers
9k 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
10answers
12k views

Core i7 with 4GB - go 64 bit or stay 32bit..?

I have a Core i7 laptop with 4gb ram. In windows, the disadvantage of using the 32bit OS would be that a single app could not use more than 2gb of ram (+ the 2gb shared kernel-space memory) except ...
26
votes
2answers
35k 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. ...
25
votes
8answers
112k views

How do I run a 64-bit guest in VirtualBox?

I would like to have an Ubuntu 11.04 64-bit test environment. When I try booting the Ubuntu 11.04 64-bit installation CD in VirtualBox, the following message is displayed by VirtualBox: VT-x/AMD-V ...
24
votes
3answers
65k 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
22
votes
3answers
22k 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: ...
22
votes
2answers
13k 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?
18
votes
6answers
2k views

8 GB RAM on 64 bit processor using 32 bit Ubuntu

I'm going to repeat the title in a longer word. Can a 32 bit Ubuntu address more than 4 gb of RAM on a 64 bit processor?
18
votes
5answers
26k 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... ...
17
votes
11answers
37k views

Skype on 12.04 x64 does not start even after purging and reinstalling it

I am wondering if there's anyone here who managed to use Skype on 12.04. It used to work (ever since I first tried Ubuntu 10.04) flawlessly, but after upgrading to 12.04, it just doesn't start. If I ...
17
votes
4answers
34k views

How do I apt-get a 32-bit package on a 64-bit installation? [duplicate]

I was trying to get a game working. But I have Lucid Lynx on amd64 running while the game binary was 32 bit (no 64 bit version available and nobody was in the mood for recompiling). It lacked ...
16
votes
7answers
26k 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 ...
16
votes
5answers
11k 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?
15
votes
2answers
29k 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?
15
votes
5answers
6k views

Excessive hard disk activity

I am having problems on Ubuntu 12.04 x64 "fresh" installed on ext4 partition on primary HDD. When not in use every 5 to 10 seconds HDD is active for about 10 seconds an writing no mater what ...
14
votes
9answers
23k 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 ...
14
votes
1answer
5k views

Bastion on Ubuntu 12.04 64 bit gives only a black screen

I just downloaded the Humble Bundle with the game Bastion. After installing Bastion and starting it up, only it shows first a few logos, and then only a black screen and the mouse pointer. I can here ...
14
votes
2answers
11k 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 ...
14
votes
0answers
34k views

How to install ia32-libs? [duplicate]

Today I updated from 13.04 to 13.10. Then sudo apt-get autoremove removed all 32bit packages. How to get them back? How do I install ia32-libs again? This is what I get if I try to install them back ...
13
votes
9answers
26k 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 ...
13
votes
3answers
6k views

How much benefit does increasing memory RAM have on the system?

I will soon have a PC that can handle up to 32GB of RAM (Yeah my dream comes true) but I would like to know, because this is the first time I am jumping the 4GB boundary on a home computer, how much ...
13
votes
5answers
13k 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 ...
12
votes
3answers
21k views

How do I install gcc 4.8.1 on Ubuntu 13.04?

I have a 64 bit UBUNTU 13.04 running gcc --version shows me gcc (Ubuntu/Linaro 4.7.3-1ubuntu1) 4.7.3 But on May 31 2013 gcc 4.8.1 was released . And I don't know how to install it .. Can someone ...
12
votes
17answers
34k 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? ...
12
votes
2answers
16k 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?
11
votes
4answers
4k 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 ...
11
votes
5answers
23k 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 ...
11
votes
2answers
2k views

Why is synaptic downloading packages for both amd64 and i386?

I'm running Oneiric 64-bit, and since I've upgraded I notice Synaptic has split the repositories into 64-bit and 32-bit, but it's downloading archive lists for both of them, taking twice the time as ...
10
votes
7answers
6k 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 ...
10
votes
2answers
38k 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 ...
10
votes
3answers
6k views

Build 32-bit on 64-bit Ubuntu: installing ia32-libs does not include libstdc++

Googled for a while but drawn a blank. Need to build 32-bit app on 64-bit Ubuntu. Realise that I need to install ia32-libs. I have done this and apt-get tells me it's already at the latest version. ...
10
votes
1answer
26k views

Building a 32-bit app in 64-bit Ubuntu

After hours of googling, I decide to give up and ask you experts. I am trying to build a 32-bit application (xgap if anyone interested) in my 64 Ubuntu 11.10. I added the CFLAGS=-m32 and the ...
10
votes
3answers
675 views

Wine won't follow Symbolic links

I can't get Wine to follow some symbolic links I have in my home folder or in applications. Is there a way to enable this? This is on Wine-1.5.18. Edit: Just in case it helps, I'm trying to use a ...
9
votes
5answers
24k views

How can I tell whether my Firefox is 32 bit or 64 bit?

I have a 64 bit Ubuntu. For the preinstalled Firefox i had to download the 64 bit plugins (flash, java), the 32 bit plugins didn't work. Then I downloaded Firefox from mozilla.org, which just has one ...
9
votes
2answers
966 views

Unable to run a 32-bit program on 64-bit VM

I compiled a small "hello world" C program on Ubuntu 10.04 32 bit machine. Then I put the executable(a.out) on Ubuntu 12.10(64 bit) VMWare virtual machine and tried to execute it(./a.out). The OS does ...
9
votes
2answers
577 views

How to check if my software is 32 or 64 bit

I want to check if my software is x64 or x32 bit (not os) this software is a executable file and when I check about no information is given if it is 64 or 32 so does anyone knows how to check if my ...
9
votes
7answers
24k 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 ...
9
votes
1answer
187 views

How to control LightDM power saving preferences?

I want lightdm to enter power save after a specific period of time. If I'm logged in then my screen will time out as per the user settings, however when no one is logged in the screen will stay on ...
8
votes
4answers
6k views

I Installed 64 bit OS in 32 bit Processor

As the title suggest, I accidentally installed 64bit Ubuntu 13.04 in 32bit Processor, and it is working fine for now (actually I feel my PC became more responsive). Will there be any problem in the ...
8
votes
3answers
25k views

Install 32bit Java (OpenJDK) on 64bit Ubuntu 12.04 [duplicate]

I have to run Juniper VPN on the 64bit Ubuntu 12.04. I have installed openjdk-7-jre, openjdk-7-jdk and icedtea-7-plugin. After the browser prompts to install the Juniper VPN, I check it has been ...
8
votes
4answers
5k views

Run 64bit OS in Virtual Box from 32bit Ubuntu

Is it possible to run Windows 7 64 bit from a 32bit ubuntu OS? I can reinstall Ubuntu as a 64bit OS, but would prefer not to if it is not necessary.
8
votes
7answers
34k views

How to fix a broken package, when “apt-get install -f” does not work?

I tried to install Scala with the typesafe stack and got into trouble. Now I cannot do much with apt (except update), the broken package seems to be impossible to remove/clean: Here's the result of ...