VirtualBox is a platform independent open source virtualization software available for Linux, Solaris, OS X, 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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Ubuntu doesn't support Seamless Mode in VirtualBox

Related to this question. I have Ubuntu 14.04 in a VM running on my Windows host. When I enter seamless mode, nothing happens at all. Nothing Ubuntu is on my screen. How do I properly use Seamless ...
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auto resize guest display grayed out under virtualbox

cannot select "auto resize guest display" or Host-G, because it is grayed out; as a result my ubuntu GUI screen running under VirtualBox does not show the whole page. For example, if I select system ...
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Ubuntu as VPN router

Here's my situation: Remote network (10.0.0.x) in another city, with a Cisco VPN router Windows server (local) that I want to have on the same subnet as remote network On the Windows server I've ...
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convert iso to dmg on ubuntu 14.04

I want convert .iso file to .dmg file but I see this error: hdiutil convert /home/sheed/Documents/OS/win81.iso -format UDRW -o /home/sheed/Documents/OS/win81.dmg hdiutil: command not found I want ...
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Shared Folder is not working for host Ubuntu 14.04 and virtual box 4.3.16

I have installed Virtualbox 4.3.16 on Ubuntu 14.04 host system. The guest operating system is Win XP. I have installed Guest Addition CD and added a shared folder through settings. For sometime it ...
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16 views

Shared Folder between Windows Host and Ubuntu Virtual Machine

I am trying to create a shared folder between my Windows 7 Host and my Ubuntu Virtual Machine. First i am Creating a Folder on my Desktop. Secondly i go to the Virtual Box Menu and the Options of the ...
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1answer
18 views

sizing unity window issue when running as VM under virtualbox

installed ubuntu on VM (virtualBox). How do I get the right screensize without losing real estate from the ununtu desktop within the vm virtualbox window. Can't see the full desktop.
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9 views

Error while shutting down Ubuntu (installed in VirtualBox)

I am facing following error while shutting down Ubuntu 14.04 (32 bit) installed in VirtualBox 4.3.16. The instruction at 0x690ddc25 referenced memory at 0x00000008. The memory could not be read ...
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17 views

Official Ubuntu Virtualbox appliance

Is there any official premade VirtualBox appliance with Ubuntu? Google reveals several sites with collections of appliances, including ones with Ubuntu, however none of them looks official. I'd like ...
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1answer
38 views

error running virtualbox 4.1 in ubuntu 14.04

i've installed ubuntu 14.04 today. i had virtualbox 4.1 running perfectly on ubuntu 12.04. Now, when i try starting Virtualbox 4.1 on ubuntu 14.04, i see this error: Kernel driver not installed ...
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10 views

System cant shutdown if Vagrant box is not halted manually

When I try to shutdown my machine, it "freezes" or it stays stuck on one point, where it can not complete the process. I get the message unregistered_netdevice: waiting for vboxnet2 to become free. ...
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29 views

Resize of VirtualBox Resolution Doesn't Work

I've recently installed the Guest Additions CD on my windows VirtualBox running Ubuntu 14.04. It was working great for a while - screen resized automatically, etc. However, when I turned off my host ...
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1answer
28 views

Error when starting VirtualBox on Ubuntu

I am using Ubuntu, and I am trying to install virtualbox. But I get this error. If anyone knows how to solve this, please, tell me. Error: WARNING: The vboxdrv kernel module is not loaded. Either ...
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1answer
46 views

save in gedit without ~ in virtualbox

How can I save in gedit whilst using ubuntu 12.04 in virtualbox into a shared folder without ~ being added to the end of the file name? If I try the answers suggested here then I cannot save at all. ...
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1answer
24 views

Remapping Alt-Tab behaviour on Xubuntu

How can I remap Alt+Tab behaviour in Xubuntu? I'd like to map this to a different combination as I'd like to keep Alt+Tab reserved to virtual machines that I run. I am aware that keyboard focus for ...
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43 views

Virtualbox 4.3.18 Host W8.1 Ubuntu 14-04 updates

I'm running Virtual box 4.3.18 on win 8.1 host (laptop, Asus N750vj /i7 hq4700/ 8Gb ram) what is equipped with dual graphic cards 1-st. intel HD 4600 and 2nd Nvidia 750M Guest opsys is Ubuntu 14.04 ...
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21 views

Ubuntu SDK content window always on top

Just getting started with the Ubuntu SDK, trying to get everything set up, and I'm running into a graphics bug that I can't find a resolution to, or even anyone else who seems to have the same ...
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0answers
55 views

Enable Nvidia GPU if integrated GPU get stressed

I'm using a notebook with both Intel and Nvidia GPUs. I correctly installed nvidia-331 drivers, cuda and bumblebee and I can correctly run optirun some_application. Indeed, while some application is ...
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1answer
19 views

Ubuntu on virtual box fails to get on line

I have a question just occurred to me today. I was using Ubuntu on virtualbox and it was normal. But today it just cannot get online. I tried and the host Win8 can ping the Ubuntu, and Ubuntu can ping ...
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1answer
197 views

error in installing mongo in virtual machine

I try to install mongo using mongo documentation: Install MongoDB on Ubuntu no errors were mentioned during the installation. But when I run the mongo command following error was displayed in the ...
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2answers
13 views

Which ISO do I want for a VM on Mac OS X?

Wanting to install 14.04 on a VM inside OS X. There are two 64-bit versions of the ISO, the regular and the mac version. I've looked at What is different about the Mac ISO image?, but that seems to ...
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18 views

Installing ubuntu server using Network Console

I have a bit of a weird situation, I have a laptop (an old Macbook 3,1) with a half broken screen. I want to install Ubuntu server on the computer but it turns out to be quite a difficult endeavour. ...
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Running VirtualBox 4.2 and PhpVirtualBox 4.2 on Ubuntu 12.04 LTS

There are many Tutorials about installing VirtualBox and Phpvirtualbox. In my case non of them has worked. The result is if I open over the Browser the Page is blank. The Source Code has a Code with ...
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2answers
42 views

VirtualBox Ubuntu [duplicate]

I created a virtualbox for ubuntu guest and my host is windows 8.1. Do I need to be carefull with virus passing from the ubuntu virtualbox to the real hard drive on windows?
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23 views

Why is the Virtualbox not updated in Ubuntu 14.04? [duplicate]

I have installed VirutalBox from the command line using sudo apt-get install virtualbox. I have version 4.3.10 but on the official website the lateste version is 4.3.18. I'v also did the following: ...
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System update in Ubuntu 14.04 running in VM causing loop while signing in

This has happened 4 times consecutively and I can now summarize the steps to reproduce the problem. I'm running Windows 7 Home Premium to put everything into perspective Download Ubuntu 14.04 iso. ...
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31 views

virtualbox installed on ubuntu 14 , no 64bits as OS?

I tried to install Kali for linux on virtualbox I got this common issue with kernel "This kernel requires an x86-64 CPU, but only detected an i686 CPU. Unable to boot – please use a kernel ...
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43 views

problem getting microphone to work in xubuntu running inside virtualbox

I recently installed xubuntu 14.04.1 on my Windows 8 host with Virtualbox 4.3, and it's really great. I use it for my freelance job so I can separate my work activites from my personal activites. Only ...
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23 views

Custom screen / monitor size in Virtualbox [duplicate]

After installing guest additions in Virtualbox, I can now get 1024x768, 1440x1050, 1280x960, 1600x1200 sized displays. However, I seem to remember there being some setting which permitted the display ...
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1answer
24 views

MAAS Commissioned node does not boot - no bootable medium found [duplicate]

I just installed MAAS in a test environment, i.e., I set up two VMs in VirtualBox. VM 1 runs the MAAS server and has two "virtual NICs". The first one is NATed to the outside network and the second ...
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1answer
77 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 ...
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33 views

Ubuntu 12.04 in a VM as DHCP / Router

Preface: I'm quite noobish Desire I have a bunch of IP phones I want to program using DHCP options 66/160. Our router is just a standard D-link so doesn't handle options. So I figured I would ...
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1answer
19 views

connect to a virtual machine remotely

I create a server in my virtual machine in ubuntu. But I can connect to it only from my machine. I can not connect to my virtual machine from outside computer which was in same LAN. When I search ...
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18 views

GNS3 MSloopback adapter or Bridge Adapter

I am used to using Windows I was able to accomplish this by creating an MSLOOP back adapter and bridging my network card to the loopback. However now I want less overhead and Would like to use Ubuntu. ...
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20 views

Error while saving File in ubuntu 12.04 guest OS

I'm running Ubuntu 12.04 as the guest in virtual box with windows 8.1 as host. Whenever I try to save a text file I have been editing I get this error message on my first try at saving the file. ...
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110 views

Virtualbox 3D Acceleration does not work

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: ...
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1answer
35 views

Making Android device visible as USB device

I have an Android smartphone connected to my Kubuntu box with a USB cable. I've figured out how to transfer files, but I need something more: making the Android device visible as a USB device. For ...
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1answer
43 views

VirtualBox 4.12 Shared clipboard not working in Ubuntu14.04

Hi My Shared clipboard has stopped working all of a sudden after a dist-upgrade. I tried re installing guest additions but it doesnt seem to work
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1answer
51 views

VirtualBox - Samba, files starting with dot are read-only (i.e. .htaccess)

I've successfuly installed Ubuntu on VirtualBox in Windows 8 and Samba extension to work with /var/www/html folder. It is working great except files starting with dot (.) like .htaccess or ...
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1answer
61 views

VirtualBox Proxy Settings with 14.04

I have tried many many things to use Firefox to connect to the Internet. I am using Ubuntu 14.04 on Oracle VirtualBox at my work. We are behind a proxy, but I cannot get Ubuntu to allow it to go ...
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1answer
101 views

Unity doesn't hide in VirtualBox Fullscreen Mode

I am running Windows 8.1 in VirtualBox on Ubuntu 14.04. Everything works perfectly except the fullscreen mode. Windows expands to the fullscreen resolution, but Unity's Launcher and top panel always ...
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66 views

Problem with installing Ubuntu on Virtual Box

![enter image description here][1]I am trying to install ubuntu 12.04 on Virtual Box 4.1.18 running on Win 7 64 bit OS. Set for 1 core, 2048MB RAM, 8GB dynamically allocated storage etc. Installation ...
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18 views

Virtualbox VPN settings

I can connect to a VPN using NetworkManager, but I can't do it from Windows XP running as a guest OS. Unfortunately, the VPN is only to access local servers in my organization, and it isn't ...
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1answer
19 views

Browse Ubuntu source code directory

I have Installed Ubuntu 12.04 On Virtual Box. How to browse the source code directory? What is the commands on terminal to do this?
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1answer
24 views

Edubuntu inappropriate Kernel for installation [duplicate]

I faced this error while Runnign Edubuntu from Virtual Box. I used this edubuntu-13.04-dvd-i386.iso file.
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0answers
133 views

to start Ubuntu I use Virtualbox but when I start the VM nothing happens

"Creating process for virtual machine "..." (GUI/Qt)...(1/2)... at 0%" is the only thing i see. Nothing happens. I want to install the 32-bit version of ubuntu and I did everything just as it is shown ...
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13 views

How to enable Minimed CareLink usb in VirtualBox with Win7?

I have a Medtronic CareLink usb, to analyze the data from my insulin pump. The provided software works with Windows 7. I have a PC running Ubuntu 13.04 with Win7 in VirtualBox. But the usb is not ...
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1answer
609 views

x86_64-w64-mingw32-g++: cannot execute binary file: Exec format error

I have 64bit ubuntu virtual machine and a 64bit binary still getting the Exec format error. $ lsb_release -a No LSB modules are available. Distributor ID: Ubuntu Description: Ubuntu 14.04.1 ...
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20 views

How can i start another operating system from within the ubuntu live cd?

I'm in a situation where i want to test various backup scripts for a remote vbox or vmware VM. For that I'm going to use an improvised 'pre-boot' environment for the guest machine made from a ...
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165 views

How to install VirtualBox in Ubuntu 12.04 LTS: “No suitable module for running kernel found”

I have a fresh 12.04 LTS installation. I have installed linux-headers-generic as well as build-essential. When I install virtualbox, I get the following error: Building initial module for ...