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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11
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3answers
48k 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 ...
56
votes
4answers
113k views

Why has VirtualBox's menu disappeared?

How do I display the menu bar of VirtualBox? Functions like cdrom,usb,etc need access to the menu bars to get working.
24
votes
4answers
29k views

How do I check virtualbox version from CLI

I am writing a Bash script to store the version number of Virtualbox, but cannot succeed. My Script is: #!/bin/bash installed_virtualbox=$(virtualbox --version) # --version this is what I want to ...
20
votes
4answers
34k views

VirtualBox Guest Additions won't install on Ubuntu Server 12.04

I am trying to install VitrualBox's Guest Additions on Ubuntu Server 12.04, but keep getting an error. I am using the following command sudo ./VBoxLinuxAdditions.run --nox11 and get the following ...
17
votes
3answers
34k views

VirtualBox USB 'Add device filter` does not work under 14.04 [duplicate]

To make USB devices accessible to a guest OS under VirtualBox, one must i) install the appropriate extension pack ii) navigate to 'Settings ----> USB' in the VirtualBox menu and iii) tick ...
14
votes
5answers
43k 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 ...
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 ...
6
votes
11answers
60k views

Unable to mount the CD/DVD image on the machine Sandbox

I installed Ubuntu 12.10 Server AMD 64 with VirtualBox 4.2 latest version. I've installed it successfully. I've to install now Guest Additions but I am getting a error message like the below exactly ...
33
votes
5answers
114k views

How to install Virtualbox from command line?

OK, I a am a newbie. For some reasons, I need to install Virtualbox. I see that I can easily install it using the Software Center, but I trust most the "apt-get install blahblah" way, because I find ...
25
votes
2answers
49k views

VirtualBox Extension Pack for 14.04.1 LTS (Virtualbox 4.3.10)

Where might I find the Virtualbox Extension pack for 14.04.1 LTS (64bit) I installed virtualbox via synaptic. The version it installed is 4.3.10 I can't seem to locate a corresponding Extension pack. ...
19
votes
7answers
24k views

How do I fix broken networking in cloned virtual machines?

I've set up a virtual machine configured with bridge networking. After making eight clones of it, the new machines can't connect to the network. I've instructed VirtualBox to re-generate the ...
16
votes
6answers
27k 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 ...
13
votes
4answers
53k 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 ...
8
votes
2answers
11k views

Can't see any USB device in VirtualBox

In Ubuntu 11.10 , i'm unable to see any USB device in VirtualBox , although i had the ext package installed , which is downloaded from oracle's site today.
16
votes
2answers
28k 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
5answers
25k views

How to mount a vdi file in ubuntu 13.10?

I'm trying to mount a vdi file in ubuntu 13.10. I tried to sudo apt-get install virtualbox-fuse but it complains about not finding the package. Converting it to raw is not really an option for me, ...
27
votes
6answers
13k 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 the following command: sudo /sbin/rcvboxdrv ...
18
votes
2answers
16k views

What's the best way to pause my work in Virtualbox with Ubuntu as a guest?

Host OS: Windows 7 Guest OS: Ubuntu 11.04 Say if I won't need to work on the guest OS for 1 hour, while having a lot of programs running and don't want to close them. What is the best way to pause my ...
11
votes
2answers
26k 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 ...
11
votes
2answers
29k 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 ...
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
4answers
10k 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
2answers
34k views

How to set up NAT and Host-Only networking with static IP address in VirtualBox

I am trying to set up a set of guests in VirtualBox, such that each of them can access the Internet as well as be visible to each other and to the host. I also want the guests to have static IP ...
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 ...
20
votes
4answers
49k views

VirtualBox Ubuntu 14.04 - vboxclient the virtualbox kernel service is not running

I installed VirtualBox (with Ubuntu 14.04 Desktop) and Guest Additions on my Windows 7 machine. Everytime it boots up I get the following error message which goes away: vboxclient the virtualbox ...
13
votes
1answer
44k 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 ...
11
votes
4answers
17k 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 ...
10
votes
5answers
26k 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 ...
9
votes
4answers
8k 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 ...
7
votes
8answers
11k 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 ...
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
14k 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
12k 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 ...
15
votes
1answer
9k 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
38k 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
223 views

Is there any “Ubuntu touch” vmdk/iso for trying on VirtualBox?

I have Genymotion and VirtualBox installed on my Ubuntu 15.10 with which I can explore almost-all the mobile android Operating Systems. I am very much exited to try out Ubuntu touch in the same way ...
8
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
11k 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 ...
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
2answers
646 views

How are the Official Ubuntu Vagrant boxes built and published to Atlas?

Every week or so, a new version of the Official Ubuntu Trusty x64 Vagrant base box for Virtual appears on Hashicorp Atlas: https://atlas.hashicorp.com/ubuntu/boxes/trusty64 Presumably, for repeatable ...
4
votes
10answers
16k 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 ...
4
votes
1answer
29k views

VirtualBox 4.3 Guest Additions on OSX guest [closed]

Im running virtual box 4.3 on ubuntu 13.10, everything goes fine with windows guests but for Mac osx (Mountain Lyon) I just cant find how to install Guest additions. Seems like there's no osx ...
4
votes
1answer
7k 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 ...
4
votes
3answers
11k views

What is the best type-2 hypervisor in Ubuntu (14.04) to run a mix of Windows and Linux VMs? [closed]

I need to create lab contains Windows 2008R2 domain controller with Linux servers and workstations with different roles installed. Hence I need a hypervisor (type 2) for the same. My laptop does ...
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

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
897 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
20k 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
983 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 ...
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 ...