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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How does one run Unity 3D (the full free version) in Ubuntu Studio?

How does one install Unity 3D (the full free version) on Ubuntu? I have tried to run the program through Wine 64-bit, and I get this message every time: Error initializing license system. Please ...
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115 views

Virtualbox Guest Additions are not used

Today, it seemed in my Ubuntu 14.04 VM (Kubuntu 14.04 host), there was an update for the Guest Additions to 4.3.12, and I was requested to install them from the Devices menu. I did this, but even ...
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559 views

xubuntu: compiz using 100%+ cpu

I seem to be experiencing an issue with Compiz in terms of cpu usage. The only thing I've been doing differently (been running this system for a month or two with no issues) is I have been running ...
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280 views

Moved a VBox guest to a physical host; network is up, but OpenSSH is not. Why?

I've come a cross an issue I really don't understand. I wanted to install Ubuntu Server on a headless box I have. The desktop sits right next to it, and adding and removing disks are very easy, so I ...
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905 views

Installing 14.04 (64bit) and restoring certain config files from 12.04 (32bit)

I currently have a 12.04 LTS (32bit) installed alongside Windows. I've also set-up virtualbox inside my current Ubuntu installation. Well, I know that a simple sudo update-manager -d will get me ...
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267 views

Will Dragon Naturally Speaking work in a Windows 7 VM running in Ubuntu?

About the only Windows app I want is Dragon Naturally Speaking. I know people have had some (partial?) success - at least with older versions running under wine, but I would like to get the full ...
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61 views

Can i convert the guest OS to main OS?

I have Ubuntu 12.04 installed on my computer and windows XP as guest OS using virtual box. Can i change the main OS to XP without having to format Ubuntu and installing Windows XP?
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702 views

VirtualBox Ubuntu 12 stuck on boot screen with logo

I am running Ubuntu 12 on Virtualbox(version 4.2.6) on Mac OS X. I installed the Guest Additions by following the instructions from here(http://xmodulo.com/2013/07/how-to-install-virtualbox-guest-...
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119 views

Permissions won't change

I opened Nautilus as super user to try and edit permissions. I can open the drop menu and change, but they instantly revert back to their original state before I can even click "apply changes." What ...
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471 views

How To Configure Multiple Virtual Machines As An Internal Network Via SSH

First of all, I am using Windows 7 as a host. Then I install Ubuntu 12.04 Guest under VirtualBox. Then I get an access to the other four virtual machines (also Ubuntu 12.04 Guest) via ssh by running ...
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117 views

ubuntu in virtual box in a macbook pro crashed during installation

I have a mac book pro and I need to test ubuntu under virtual machine. I have downloaded both xubuntu 13.10 64bit both ubuntu 12.04 64bit I have downloaded Virtual box, created a new machine (with ...
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5k views

Virtualbox VT-x is not available

So I had virtual box working perfectly before I decided to do a complete system wipe recently. Upon re-installing a 64 bit version of Ubuntu 13.04 and running a full upgrade, I attempted to set my ...
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110 views

importing a virtual machine inside another virtual machine

I have a hadoop cluster of VMs hosted on VirtualBox. The VMs are all ubuntu, and the host system is windows 7. How can I import all of these VMs into 1 ubuntu vm?
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348 views

Error while adding iso in VirtualBox on Ubuntu 13.04

While adding an ISO file to a newly created virtual machine in VirtualBox 4.2.10, the program just stops working, but when I open it again and go again to add the ISO, it's adding OK. When I made ...
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3k views

Bridge networking is not working in virtual box 4.2.8 with ubuntu 12.04 host and ubuntu 11.10 guest

Very good article but there is a problem for me. I am using virtual box 4.2.8 with ubuntu 12.04 host and ubuntu 11.10 guest. I am unable to setup bridge networking beetween host and guest. here i am ...
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351 views

How do I prevent Ubuntu 12.04 from locking, when using Win7 in VirtualBox?

I use Ubuntu 12.04 plus Windows 7 from VirtualBox. The thing is that, when I am in Windows "too long" (longer than the time after which Ubuntu normally locks), Ubuntu locks. It's not expected, because ...
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203 views

How to run openmpi on virtualbox with 3 PCs through SSH?

I have 3 PCs with Vista, running Ubuntu through Virtualbox on them. I have installed openmpi and ssh on them, they are connected via ethernet. The IP addresses are all 10.0.2.15. And I can ping with ...
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405 views

Installing Ubuntu 12.10 with Virtualbox -> Not enough storage

I'm trying to install Ubuntu 12.10 with Virtualbox. I allowed 20GB of space for the virtual computer and when I tried to install it, it said that I don't have enough space, which I have over 100GB. ...
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498 views

Run Win7 Guest (raw disk) in Ubuntu (which was installed as Dual Boot on existing Win7)

I installed Ubuntu 12.10 on top of Win 7 as a dual boot (awesome!). I'm hoping to use VirtualBox to run my original Win7 instance as a guest OS under Ubuntu. I found this existing question and ...
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335 views

White text on white background in selections after fresh install in vm

I freshly installed Kubuntu 12.04 in my Oracle VM VirtualBox on Windows 7. Everything works fine except, that if I select any text in many applications (for example Bluefish-Editor) the background is ...
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7 views

static ip ubuntu server cannot connect to the internet in virtualbox

I'm currently using ubuntu server 14.04 with a static ip setup with to ubuntu clients attached successfully as I can ping them. I tried to ping google (8.8.8.8) but it was unreachable. I would like ...
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8 views

GUI disappeared since last update, Ubuntu 16.04 running in VM on MacOS

I've been running Ubuntu 16.04 through VirtualBox on MacOS for a couple of months now, and everything was great, until today where the GUI simply disappeared, presumably following an update I did ...
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8 views

Transferring ovf file between OS

I have this configuration: computer_A : ubuntu 14.04 VMware workstation 12 ubuntu 12.04 installed on that VMware computer_B : xubuntu 12.04 VMware workstation 12 I exported the OS from ...
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12 views

VirtualBox inside LXD cannot communicate with LXD's host

I am running an Ubuntu server (server-box), which isrunning an LXD container (lxd-box), and LXD is using an ethernet bridge which I set up using this guide. lxd-box is running an instance of ...
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17 views

Installing OpenCV (from the offical install script) - cmake error

I'm trying to install opencv on a virgin ubuntu 16.04 LTS virtual-machine (osboxes.org). From what I've read, using an install script is the current/preferred way of installing opencv on ubuntu: ...
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8 views

Screen locking in a VirtualBox guest

I'm using VirtualBox 5.0.24 with Xubuntu 16.04 as host and guest and Guest Extensions installed. The virtual machine is confidential and thus has screen locking enabled using light-locker. ...
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4 views

Locate Virtualbox log file

after update of my Kubuntu, virtualbox is not starting anymore, How can I find log find to see what is the problem ?
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24 views

How to start VirtualBox as UI?

I currently do startx which starts openbox and then in the terminal I write virtualbox and then start my virtual machine. Sometimes I don't need the OpenBox environment. I need only the virtual ...
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8 views

VirtualBox: Emulate Middle mouse button in Ubuntu guest (touchpad)

I'm using VirtualBox with Windows 10 as host and Ubuntu 16.04 as guest on an Acer notebook. Touchpad seems to come from Elan/Elantech. For primary select in Ubuntu I want to use an emulated middle ...
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13 views

VirtualBox: No IPv6 in Ubuntu guest (Win10 host)

I'm using VirtualBox with Windows 10 as host and Ubuntu 16.04 as guest. In general it's all working well but a test for IPv6 connection tells me that I can't connect to IPv6 sites, leading to some ...
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14 views

Best way to screen cast Ubuntu running on VirtualBox?

I am trying to screen cast some tutorials on Ubuntu which I'm running in VB. If I use a program like gtk-recordmydesktop or SimpleScreenRecorder (I tried others too) there's a bug with 3D ...
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10 views

Installing guest to guest ubuntu 14.04 server network using static IP and internet access in virtualbox

I am installing 3 VM ubuntu server 14.04 and planning to connect each other via passwordless. I also need an internet connection for each node. I am using NAT for network adapter 1 and bridged for ...
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9 views

Computer Disk drives not showing in oracle vm virtual box

I installed the linux and other linux distribution in vm virtual box. My computer has three Disk Drives A(271 GB) B(271 GB) C(130 GB) of space but when I run linux through i couldn't see any of these ...
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13 views

How do i fix my screen to go finish the initial install?

After trying to install ubuntu 16.04.1 on my mac book pro with latest cersion of el capitan using virtualbox, the screen went into a freeze that only displays a rainbow like barcode. This screen does ...
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24 views

No internet on Ubuntu 16.04, unless using an access-point on a 14.04 laptop or NAT network (on Virtualbox)

I've been testing Ubuntu 16.04 before upgrading from 14.04 and I found a weird issue with the network connection. If I connect directly to the router, the connection to the internet is very ...
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10 views

Bad Ubuntu fonts and display quality in Oracle virtualbox

I'm running windows 8.1 as the host OS and Ubuntu 16.04 as the virtual OS in the Oracle's virtualbox but it is showing poor quality of fonts and pictures in the full screen mode (guest additions is ...
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28 views

After update, I can't change launcher icon size

I have 6 Ubuntu vm's running in Oracle Virtual Box (3 on my work machine and 3 on my home machine). All of them are version 16.04. I don't recall the date but it seems like after some update I did ...
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27 views

Create a bootable Win10 ISO from Recovery USB to install to VirtualBox VM on Ubuntu 14.04

I am having a unique problem and cannot find a solution in the forums or Google. Here are the specifics: December 2015: Bought an HP-Stream laptop specifically to load Linux. It came with Windows ...
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21 views

installing tp-link 722n driver

I checked the "V" on the status bar on the Virtual Machine using Virtual Box for enabling the USB port, and I still cant get access to the internet using a WLAN connection. How can I install a tp-link ...
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16 views

Not able to login by root login screen has only guest login and it also does not login

I changed in /etc/selinux/semanage.conf direct to source and rebooted my system reboot -f now the log in screen has no root user nor any user and only guest is their and it is also not allow me to go ...
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47 views

Ping IP - Ubuntu 16.04 and Windows 8.1

I dont know how to ping from ubuntu 16.04 to windows 8.1 in virtualbox. I turned off a windows firewall and choose bridget connection in virtualbox. I want to have two systems connected by one ...
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30 views

Oracle VM virtualbox is not working

When I try to run a VirtualBox VM, I am getting the following errors: Error I get : **The VirtualBox Linux kernel driver (vboxdrv) is either not loaded or there is a permission problem with /dev/...
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20 views

No suitable module for running kernel found - ubuntu 12.04 on LINODE

I am trying to install VirtualBox with Vagrant in Ubuntu 12.04 on a Linode VPS. Everytime I try installing VirtualBox i get an error saying No suitable module for running kernel found {fail}...
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18 views

How do I share ubuntu/virtualbox folders back to host Windows machine?

I am running ubuntu within a virtualbox hosted on Windows 10. AFAIU The standard way to share files is having the vm access certain folders shared with it. However I am concerned this might make ...
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11 views

problem with login in ubuntu 14.04 in oracle virtualbox

I recently installed Ubuntu 14.04 lts in my oracle virtual box.the whole rocess went successful. but later it started asking password and gave it correct one.then it started loading for a while and a ...
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12 views

Genymotion not opening on double clicking

I've installed virtual box and following genymotion. Installation is perfect, I got an icon of genymotion also in homescreen, but then when I try to open (double click ) nothing is happening, please ...
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26 views

Accessing Ubuntu server installed in VM from Host Win 10

I tried to search for this but i am not able to find it out, may because of my less searching skills. please help me with this. I Installed Ubuntu Server 16.04 LTS in VMPlayer and which is an 64 bit ...
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20 views

Where's my second virtualbox network adapter on 16.04?

Note this works with Trusty Tahr 14.04, but when running Xenial Xerus 16.04 server inside Virtualbox with two network adaptors, adapter 2 won't work. When I run ifconfig I only see the first one, ...
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29 views

Losing display on dual monitor virtualbox

VirtualBox: 5.0.24 Host: Windows 10 Guest: Ubuntu 14 2 physical monitors I have installed guest additions. In the VM's Display I have video memory 64 MB, monitor count 2 and enabled 3d ...
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17 views

Ram Information not making sense - Mem Usage = 6% , but free RAM = 375MB

System load: 0.0 Processes: 217 Usage of /: 0.5% of 425.74GB Users logged in: 1 Memory usage: 6% IP address for eth0: 192.168.1.1 Swap usage: ...