VirtualBox is a platform-independent open-source virtualization software available for Linux, OS X, Solaris and Windows hosts. Guest additions need to be installed to automatically adjust the guest screen resolution. USB is supported through a proprietary extension.

learn more… | top users | synonyms (1)

16
votes
1answer
10k views

What are practical advantages of using linux-image-virtual kernel?

Ubuntu provides an alternative kernel package - linux-image-virtual, that is supposed to be optimized for use in virtual machines. What are actual optimizations and how much faster/smaller/better is ...
16
votes
2answers
29k views

Can not enable 3D acceleration on Ubuntu 14.04 inside VirtualBox [closed]

I'm running VirtualBox 4.3.12 on MacBook Pro 15.4" with OSX 10.9.3. Inside VirtualBox I have Ubuntu 14.04 (upgraded from 13.10). I'm almost sure, that 3D Acceleration stopped working after ...
16
votes
6answers
28k views

Seamless Mode Not Working Correctly in Virtual Box

I run Ubuntu Desktop in a VirtualBox seamless mode, hosted on Windows 7. I recently upgraded from 11.10 to 12.04 and seamless mode no longer works correctly. I have re-installed guest extensions. The ...
15
votes
5answers
44k views

Start VBoxHeadless VM at startup

I cannot seem to get my VM to run at startup. I tried the "startup applications" and update-rc.d with no luck. sudo update-rc.d startvms defaults 99 10 This created all the appropriate symbolic ...
15
votes
6answers
31k views

When I add myself “vboxusers” group I an no longer in the “admins” group

I'm using Ubuntu 11.10 and I installed VirtualBox. This required me to add myself to the vboxusers group but when I add myself to vboxusers group I am no longer be in other groups and especially ...
15
votes
4answers
58k views

How do I fix a vboxdrv setup failure in VirtualBox?

So, I tried creating an OS with VirtualBox, and I got this error: Kernel driver not installed (rc=-1908) The VirtualBox Linux kernel driver (vboxdrv) is either not loaded or there is a permission ...
15
votes
3answers
49k views

Unable to Install VirtualBox Due to Missing Kernel Module

I am trying to install VirtualBox on my Ubuntu. I first tried to sudo apt-get install virtualbox-ose in a terminal, but after the configuration step, it fails with an error: No suitable module ...
15
votes
2answers
37k views

Use my webcam with Ubuntu running in VirtualBox

I have Ubuntu running in VirtualBox. How can I make my in-built laptop camera work with it.
15
votes
2answers
163k views

How do I display the whole desktop in Virtual Box fullscreen mode?

I am running Ubuntu 12.04 in VirtualBox 4.2.6 on a Windows 7 host. After installing Ubuntu I wanted to get the VB interface in fullscreen. I therefore installed guest additions from Virtual Box ...
14
votes
4answers
16k views

How to use ubuntu server full screen in virtualbox?

I have installed Ubuntu server 12.4 in Oracle Virtual box, after completing installation, i cant use the Ubuntu server in full screen,guest additions present in virtual box will work in ubuntu server....
14
votes
2answers
6k views

Send Ctrl+Alt+F1, Crtl+Alt+F7 into VirtualBox

I have a Virtual Box machine with Ubuntu. I need to send Ctrl+Alt+F1 to guest machine, but when I press them it is captured by host. How can I fix it ?
14
votes
2answers
21k views

Shutting down Ubuntu Server running in headless VirtualBox

I'm running Ubuntu Server using VBoxHeadless. How do I send ACPI shutdown signal through VirtualBox and make Ubuntu Server respect it and comply with the shutdown signal?
14
votes
2answers
32k views

Unable to Install Guest Additions CD Image on Virtual Box

Error when I clicked on Insert GuestAdditions CD Image from "Devices" Unable to insert the virtual optical disk /Applications/VirtualBox.app/Contents/MacOS/VBoxGuestAdditions.iso into the machine ...
14
votes
4answers
75k views

No internet connectivity in virtual-box with both Host and Virtual OS being 12.04

I have Precise 12.04 installed as the host OS. In VirtualBox,I also have installed 12.04. I am not able to connect the Virtual 12.04 to the host internet. I have tried selecting all the available ...
14
votes
3answers
4k views

Virtualbox windows 7 guest - pressing windows key launches unity menu

Running win7 as guest in full screen mode. When i press windows key or alt+tab the vm looses focus and displays the unity menu or ubuntu's alt+tab. I've set the VBox configuration: File Menu -> Input ...
13
votes
2answers
41k views

How to completely remove an OS from VirtualBox?

I have installed Windows XP in my VirtualBox some days ago. Now, I want to remove Windows XP completely from VirtualBox and I decided to install Ubuntu 13.04 for testing. What is the correct way to ...
13
votes
3answers
38k views

Mount VirtualBox SharedFolder in Ubuntu VM on boot

I have a Ubuntu VM running in VirtualBox. I have a Shared Folder set up as myshare I have a folder created in my home directory (~/jamesw) as host. using the line sudo mount -t vboxsf myshare host ...
13
votes
5answers
73k views

Gaming with Virtualbox, has it worked for you?

Currently I am using Windows 8. I have a virtual box with Ubuntu set up for development. Aside from that I sometimes just want to relax and enjoy a game (Battlefield 3, Skyrim, Saints Row: The Third, ...
13
votes
2answers
1k views

How to set up a virtual machine with VirtualBox

I have decided to set up a virtual console on my laptop to be able to test stuff like other distros. I have never attempted such things before so I'm a bit hesitant and therefore I need a complete ...
13
votes
10answers
23k views

Problem with the installation of VirtualBox

I am trying to install virtualbox and make it work but it doesn't seem like I can. In the image you can see the output. If I run VBoxManage --version I get: WARNING: The character device /dev/...
13
votes
3answers
3k views

Will it be possible to run unity compiz in virtual box or another virtual machine? [duplicate]

Possible Duplicate: How can I run Unity in a virtual machine? 11.04 comes with unity interface. I would like to test 11.04 without installing it on a hard drive. Will it be possible?
13
votes
4answers
12k views

How do I remap my Ubuntu keyboard shortcuts to match OSX?

I'm using Ubuntu in VirtualBox on Mac. As I switch frequently, I would like to use the same shortcuts. Please, does anyone know how to have the same shortcuts on Ubuntu, as they are on Mac? ...
13
votes
1answer
47k views

What is IOMMU and will it improve my VM performance?

My Motherboard's chipset supports this feature IOMMU, i've read (but not really understand) that it improves the VM performance by letting the VM make use of the actual physical hardware instead of ...
12
votes
1answer
33k views

Installing Guest Additions causing problems [duplicate]

I am trying to install Guest Additions in virtualbox with windows xp host and Ubuntu 12.04 guest. I followed the above steps: Devices-> Insert Guest Additions CD Image. After that I locate the ...
12
votes
3answers
38k views

How do I install the VirtualBox version from Oracle to install an Extension Pack?

I downloaded VirtualBox OSE from the Ubuntu Software Center but it seems that that version is limited. I prefer to have the complete version and don't really care if it's closed source or not. Can I ...
12
votes
2answers
32k views

How do I enable multiple cores in my virtual enviroment?

I've installed Ubuntu in a virtual enviroment using Oracle VM VirtualBox Manager and it works great. However I'd like to enable multiple cores - as seen in the image below my Windows machine has 2 ...
12
votes
4answers
49k views

How do I install virtualbox-dkms?

Getting the following error when attempting to install the virtualbox kernel modules : ------------------------------ Deleting module version: 4.1.18 completely from the DKMS tree. ------------------...
12
votes
4answers
67k views

Resolution doesn't change when resizing Virtualbox window

I've installed Ubuntu 64bit on Virtualbox 4.2.16. Guest Additions were installed in Ubuntu as well. However the display resolution of Ubuntu does not seem to change as the Virtualbox window is ...
12
votes
2answers
15k views

How can I get alt-tab to work in virtualbox vm when in full screen?

I have virtualbox installed on Ubuntu 12.04 LTS (host) with ubuntu 10.04 LTS as a VM (guest). The VM has guest additions installed. I'd like to be able to reliably use alt-tab to switch windows ...
12
votes
3answers
7k views

How to install Vagrant with manual VirtualBox 4.2?

How can I install Vagrant 1.0.6. with an already manually installed VirtualBox 4.2.6 on Ubuntu 12.04? All of my known ways fail: Download *.deb file for 64bit and dpkg --install vagrant_x86_64.deb ...
12
votes
5answers
2k views

Can I migrate a VirtualBox Ubuntu Guest to a *real* Hardware Box?

I want to transfer Ubuntu from a VirtualBox Guest 'appliance' to a real (metal and chips) computer? Can this be done, and what steps are involved?
12
votes
3answers
70k views

Install 64bit Ubuntu in VirtualBox [closed]

I installed VirtualBox and downloaded Ubuntu 64 bits. When I select Linux under VirtualBox, only Ubuntu 32 bits is shown. Am I doing something wrong that stops the 64bit option from appearing? My ...
12
votes
4answers
19k views

How to get Cinnamon working in Virtualbox?

I installed Ubuntu 11.10 (32-bit) in VirtualBox 4.1.8. I wanted to install Cinnamon, so I did and I have the option to choose it from the login screen, as well as GNOME options. If I choose Ubuntu I ...
12
votes
2answers
6k views

How to get Ubuntu guest VM to recognize second VirtualBox monitor?

Now that VirtualBox supports multiple monitors for guests, I decided to try it out with Ubuntu 11.04 Alpha3 (i386) as a guest. Unfortunately, the second screen stays black and I can't even get xrandr ...
12
votes
4answers
50k views

Shared folder in VirtualBox (Ubuntu and Windows 7)

I want to have a directory which is accessible on both Windows 7 installed on Ubuntu host, and the Ubuntu as well. So I have installed the Virtualbox additions on both Windows and Ubuntu. Then in ...
11
votes
2answers
54k views

virtualbox machine boots to efi shell

I recently transferred a virtualbox machine from my laptop to my recently reinstalled desktop. The image works fine on my laptop, but when I try to boot it on my new machine, I get dumped to an "EFI ...
11
votes
2answers
86k views

Wifi card on an virtualbox's ubuntu [duplicate]

I am using a virtualbox to run ubuntu on an osx machine. The problem is that I can't get any wireless extensions when running iwconfig. How can I manage that to connect directly my ubuntu to an wifi ...
11
votes
1answer
20k views

How to enable nested virtualization in ubuntu

I would like to do some lib testing on my OS. So I need several environment to run KVM. And I found my guest machine was not able to run KVM. I was using virtualbox 4.2.
11
votes
4answers
18k views

Use Photoshop in Virtualbox, is it worth the hassle?

I've been planning to switch to Ubuntu as my main OS and I'd like to do it now with Precise. I am a web developer and the only app I am tied to in Windows is Photoshop and IE. The grand plan is to ...
11
votes
2answers
7k views

Add Virtualbox Shortcut in Unity Launcher to boot to a VM

Can I create a shortcut to a virtualbox OS in the unity sidebar without it being on the desktop too. I tried to right click in virtualbox and create shortcut on desktop then move it. but if i do it ...
11
votes
4answers
38k views

How to install Windows 7 inside Virtualbox of Ubuntu?

I have already dual systems : Windows 7 and Ubuntu installed on my laptop. The Windows 7 had been installed when I bought this laptop, and I don't have a CD. I just installed VitrualBox under Ubuntu, ...
11
votes
2answers
10k views

Can't modify files in my shared folder (virtualbox, guest is Ubuntu, host is windows 7)

I'm using virtual-box. The guest is Ubuntu. The host is Windows 7. I have a shared folder (shared by the host and the guest). The problem is that in the guest (Ubuntu) I cannot rename/delete/edit the ...
11
votes
3answers
11k views

How to remove Kernel/LTS Enablement Stack?

this question regarding the LTS Enablement Stack has actually two parts: I installed Linux 3.5.0-x on Precise 64bit via sudo apt-get install linux-generic-lts-quantal xserver-xorg-lts-quantal . As ...
11
votes
5answers
10k views

VirtualBox dynamic disk not expanding to Virtual Size

I have Ubuntu 12.04 running on VirtualBox 4.2.4 in a Dynamic VDI disk with the limit set to 8gb on a real ext4 partition with more than 40gb of empty room available. However, the VDI it does not ...
11
votes
1answer
4k views

Windows7 Virtualbox guest in seamless mode has bottom clipped off in Ubuntu 13.04 [closed]

I recently installed Ubuntu 13.04 and Virtualbox 4.2.10-dfsg-0ubuntu2 with guest extensions installed and my Windows7 guests running in Seamless mode have the bottom part chopped off. The Windows ...
10
votes
4answers
30k views

VirtualBox - how to increase video memory?

I have just installed Ubuntu 14.04 on VirtualBox, including the guest additions. However, the display is really slow. Looking at the display settings I can see that the video memory is only 12MB but ...
10
votes
3answers
29k views

How can I tell if the virtualbox guest additions were installed on an ubuntu vm

How can I tell if the guest additions are installed on a virtualbox vm with no X. I'm having a problem mounting a shared directory and I'd like to rule out the possibility that the guest additions ...
10
votes
5answers
37k views

How to use Ubuntu in full screen mode on virtualbox?

I have an HP laptop with Windows 7 installed. How can I use Ubuntu in full-screen mode via virtualbox or any other software?
10
votes
2answers
37k views

Win7 on virtualbox and full screen mode

I've installed win7 on virtualbox on ubuntu 12.04. However, the full screen mode isn't perfect. I have black parts on both sides of the screen. I tried changing the resolution but nothing fits. ...
10
votes
10answers
36k views

Wireless Network in Virtualbox

I just installed my first Ubuntu Server (12.04) instance and immediately ran into the following problems: Running apt-get install or update fails (see below) Running ifconfig produces peculiar IP ...