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.

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46
votes
4answers
101k views

Why virtualbox's menu has disappeared?

How to show the menu bar of virtualbox? Because functions like cdrom,usb,...etc needs menu bars to get working.
16
votes
2answers
25k 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 ...
10
votes
2answers
19k 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 ...
6
votes
3answers
14k views

Why is my perfomance too bad in Virtual Box?

My CPU is i7 dual core. I am running Ubuntu on VirtualBox. İt is extremely slow than other Linux versions such as Edubuntu 13.04 and its previous versions before 12.10. The 12.10 was also very slow.
6
votes
2answers
23k views

How to get apache to serve a site via VirtualBox?

This tutorial taught me how to create an Ubuntu Server (12.10, 64-bit) VM in VirtualBox on a Windows 7 host machine, install Apache and have it serve a site from a dummy domain accessible via the host ...
6
votes
4answers
9k views

moving windows 7 to a virtual machine

Ive decided to switch from my existing dual boot solution, to just running ubuntu and having windows 7 in a virtual machine for those times that it absolutely has to be windows. Ive been looking at ...
5
votes
1answer
5k views

VirtualBox Windows Key Pass Through To Gnome

I use a VirtualBox Windows 7 guest in seamless mode on an Ubuntu 12.04 linux host running Gnome 3. Under normal operation when VirtualBox is not running, pressing the Windows Key on the keyboard ...
12
votes
1answer
39k 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 ...
10
votes
5answers
25k views

Unable to mount the CD/DVD image on VirtualBox

I'm trying to develop a website in Python, and have installed VirtualBox on my Ubuntu 13.04 host. The VirtualBox is running an Ubuntu 13.04 Django stack. I need to be able to edit the files within my ...
10
votes
4answers
16k 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 ...
8
votes
4answers
7k views

Extra mouse buttons not working in virtualization (VMware/VirtualBox, ubuntu host)

I'm trying to run VMware Workstation and/or VirtualBox on Ubuntu. The virtual machines are working perfectly in both applications, except for the extra mouse buttons (forward/backward). In Ubuntu the ...
8
votes
2answers
25k 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 ...
5
votes
2answers
7k views

Resize Ubuntu 10.04 VirtualBox VM virtual disk

How do I resize my virtual disk space? I'm running Ubuntu 10.04 LTS with only 8GB (which is the default allocated size) but it's running low on disk space. Thanks. Here's the screenshot. Thanks to ...
2
votes
1answer
12k views

Is it possible to “SSH” into my virtual machine remotely?

My home computer: Windows 7 laptop also running an Ubuntu virtual machine via VirtualBox with a bridged network connection (as opposed to NAT). My work computer: A Windows 7 computer. I want to SSH ...
2
votes
2answers
11k views

Can I use VirtualBox as a sandbox for 12.04?

I am quite a cautious person though not afraid to experiment. I currently have 11.10 Unity and 12.04 Beta 2 running on different partitions (no problems). I have learned here that Unity can run in ...
14
votes
1answer
8k 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 ...
13
votes
1answer
34k 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 ...
8
votes
1answer
6k views

How do I prevent Ubuntu from capturing the Alt key to show the HUD? [duplicate]

Possible Duplicate: How do I modify or disable the HUD's use of the Alt key? When I press ALT key on virtualbox machine (ex XP), ubuntu 12.04 catch that key. How to prevent ubuntu ...
7
votes
7answers
7k views

Popup during boot up initializations: “VBoxClient: the VirtualBox kernel service is not running. Exiting”

Neither is my OS virtualized inside VirtualBox nor do I have any VirtualBox packages installed (at least no packages matching "virtual" or "vbox"). Still, on every boot up (in the end of the phase ...
7
votes
1answer
8k views

VBox on 14.04, Kernel driver not installed (rc=-1908)

On Installing Virtual box on Ubuntu 14.04, I got following message: Kernel driver not installed (rc=-1908) The VirtualBox Linux kernel driver (vboxdrv) is either not loaded or there is a ...
6
votes
2answers
10k views

OpenGL Warning not in mesa table

I am running Ubuntu 13.04 on a virtual machine. My host is: windows 7 64 bit machine i7-2630QM NVIDIA geforce gtx 460M graphics I have installed openGL, glut and mesa onto my Linux OS in the ...
6
votes
2answers
28k views

How I can properly update VirtualBox to the latest version?

I'm new in Ubuntu and I don't know how to properly update VirtualBox on Ubuntu 12.10. How I can update properly virtualbox 4.2.8 r83876 to virtualbox 4.2.10 on Ubuntu 12.10. I dont have a virtual ...
5
votes
2answers
5k views

Back up virtualbox for a fresh install - while migrating to 64 bit

I usually take the upgrade path in ubuntu, rather than fresh install, but I'd like to try the latter route for 12.04. However, one of the most thoroughly configured and critical tools on my system is ...
4
votes
10answers
13k views

Experiencing small resolution issue in Ubuntu 14.04.2 with VirtualBox, getting stuck on installing guest additions

TL;DR: I'm experiencing the small resolution issue in Ubuntu 14.04.2 on VirtualBox, and when I try to follow the answers to existing questions, either it doesn't solve the problem or I encounter ...
3
votes
3answers
2k views

VirtualBox 4.3.16 issue with Unity Launcher

I just updated to VirtualBox 4.3.16 and now when putting my guest OS in fullscreen the Unity launcher stays over the top of the screen. This makes using full screen unworkable. Does anyone have a ...
3
votes
1answer
6k views

How do I trigger rsync on file modification?

I can sync folders with rsync -avz /directory /target, now I wish to do it if I changed a file in /directory so rsync should be called automatically. I am using Virtual Box and the shared folder of ...
3
votes
1answer
6k views

Failed rebooting ubuntu 12.10 after installation in VirtualBox

I tried to install Ubuntu 12.10 i386 with the latest VirtualBox on windows 8 x64 pro sony vaio vpcf11e1r. At the end of installation I waited for about 10 minutes observing the system is going down ...
3
votes
1answer
880 views

Creating showcase ISO / Live CD

So, I'm trying to create a showcase ISO for a specific project, so it can be demonstrated easily anywhere. Ubuntu is not a requirement, but the distro I'm familiar with (kind of). What I need is: ...
3
votes
2answers
18k views

How do I free hard disk space allocated by Virtual Box disks?

I had multiple Ubuntu VM's installations, and the host is also Ubuntu 10.04 LTS. After I deleted the VM's, the space wasn't reallocated to the host. Do you know any solution?
2
votes
2answers
839 views

Ubuntu Server disrgards console-setup when rebooting in VirtualBox

I found this weird behavior. In VirtualBox, Ubuntu Server 12.04 uses this font: I find that hard to read. Now I can run dpkg-reconfigure console-setup fine, and set the font to Fixed, then it looks ...
2
votes
1answer
8k views

How to get Ubuntu VB guest to use monitor's native resolution?

I am running an Ubuntu 12.04 VirtualBox guest (with Guest Additions installed) within a Windows 7 host. How can I set the resolution of the guest VB to match the physical machine's native ...
1
vote
1answer
8k views

Share files in virtualbox between Ubuntu host and WindowsXp guest [duplicate]

Possible Duplicate: How do I set up shared folders in a Windows XP virtualbox guest? How to share files on Virtualbox with Windows as a guest? How can I share files between my ubuntu ...
1
vote
2answers
1k views

Automated installation using preseeding from url failed (from within VirtualBox)

I'm trying to do automated installation using preseeding from url, but it failed. Basically, I'm following Ubuntu Server Quick Install, No Questions Asked! ...
14
votes
6answers
4k views

VirtualBox rcvboxdrv setup error “Bad argument setup”

After I upgraded the kernel, the VirtualBox, as usual, complained that the VirtualBox Linux kernel driver (vboxdrv) is not loaded, and I had to execute /sbin/rcvboxdrv setup as root. Unfortunately, ...
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 ...
10
votes
6answers
26k views

No sound in 12.04 on VirtualBox

No sound when installed in VirtualBox. When I boot from the live CD in Windows, sound works fine on my speakers. When in boot the live CD in VirtualBox it does not see my speakers. In sound properties ...
9
votes
3answers
5k views

Can I virtualize a pre-installed Windows 7?

I am considering buying a new computer with Windows 7 (64-bit) pre-installed. Would it be possible to install Ubuntu (preferably 64-bit) dual-boot on such a machine, and then, using VirtualBox / ...
6
votes
3answers
46k views

How to install virtualbox on ubuntu 14.04?

using Ubuntu 14.04 I download the Ubuntu version from this link: https://virtualbox.org/wiki/Linux_Downloads Ubuntu 13.04/13.10/14.04 (64bit) ...
6
votes
2answers
23k views

Convert Ubuntu Physical machine to Virtual machine

What is the easiest way to convert a physical Ubuntu (v. 10.04) into a virtual machine? Convert to VMware workstation image or VirtualBox image
6
votes
2answers
1k views

How to switch between network interfaces from console?

I've installed Debian in my VirtualBox (my host OS is Ubuntu). And there I configured two network interfaces: eth0 as NAT, and eth1 as Bridge. NAT I need to have access to the internet in virtual OS, ...
5
votes
3answers
6k views

portable Virtual Machine

I'd like to create a virtual machine with virtualbox and use it on different computers. The problem is that I need to work on my programming projects on different machines and syncing them over the ...
5
votes
3answers
1k views

Are there any “traps” in cloning a VirtualBox VM for concurrent use on the same Host/LAN?

With Ubuntu as the Host, I want to run two similar/identical(?) instances of a VirtualBox Guest on the same Host, or perhaps on another Host which is on the same LAN... I have set up a Guest as a ...
4
votes
3answers
26k views

Can't get fullscreen resolution on Ubuntu hosted on VirtualBox

I'm running Ubunutu 13.04 in VirtualBox. I have it set up to run in fullscreen mode, but its resolution is much less than what my monitor is capable of and is set up to display on the host machine. ...
4
votes
2answers
8k views

Unable to install VirtualBox on Ubuntu 12.10: Kernel headers cannot be found

I'm trying to install Virtualbox on Ubuntu 12.10 64bit, (Kernel 3.5.0-23). I've already installed dkms, build-essential, linux-source, linux-kernel-headers, ... . I still get this error: Error! ...
4
votes
2answers
1k views

Is it better to run Linux distros live or installed on VirtualBox?

I want to run and install some applications on my Linux distributions on the VirtualBox. So what is better 'live' versions or full installs on the VirtualBox? What is the difference between the two ...
4
votes
2answers
6k views

Win7 installation on VirtualBox

I have Ubuntu 12.04 installed on my machine. I also installed Virtualbox so that I can run windows 7. I set my virtual box with 4 GB RAM and 25 GB virtual HDD and after I press Start, it doesnt boot ...
4
votes
3answers
5k views

MAAS node install shutdown error when installing from CD-ROM

I am trying out the new MAAS tool on my laptop and have installed the MAAS server in a VirtualBox VM. Since the PXE boot option is not working for me in a virtualized enviornment I tried to install a ...
4
votes
1answer
2k views

Can't access host serial port on VirtualBox Winxp

My host is ubuntu 11.04. The guest is WinXP VirtualBox is 4.0.10 The serial port works well with putty in ubuntu. I setup as: COM1/4/0x3F8/Host Device/ Port Path: /dev/ttyS0 Then I close putty, to ...
4
votes
2answers
16k views

Port Forwarding to Connect to MySQL Database of VirtualBox

I have Ubuntu 10.04 as host machine and Ubuntu 10.10 as guest machine installed in VirtualBox. I had success on port forwarding to connect to Apache of guest machine, so that now I can open in host ...
3
votes
0answers
3k views

Virtualbox 3D Acceleration does not work [closed]

I have virtualbox 4.3.16 with a 64bit Ubuntu 14.04 LTS guest on a Windows 7 64Bit host. Everything seems to work fine, except the fact that any graphics related stuff is very slow. Here is what I did: ...