VirtualBox is a free, open source virtualization program from Oracle for the x86/x86_64 architectures.

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How to clone entire VirtualBox OS to a new PC (real-hardware)?

The situation is; I am running a web server (Ubuntu 10.10 server) on virtualbox v.4 inside Ubuntu 10.10 Desktop and now I want to clone entire web server on my brand new PC. Please help me with this, ...
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Using Windows as a VirtualBox Host, how I can get AltGr behavior on linux guest?

I'm having an issue using a keyboard which is not an English US keyboard. It seems that when it's the case, pressing AltGr key will simulate CTRL + ALT on Windows. I have verified that fact using ...
6
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1answer
874 views

Installing Windows 8 Dev Preview on a Macbook Pro

Is it possible to install Windows 8 Developer Preview on a Macbook Pro. I'm trying to do this using the WindowsDeveloperPreview-64bit-English-Developer.iso file with VirtualBox but fail during the ...
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6answers
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virtual box stuck at “starting virtual machine” 0%

After upgrading to virtualbox 4.2.16 all of my VMs get stuck at launch. I tried downgrading to 4.1.26, but I still get the same problem. Screenshots: (not enough rep to post images) When I ...
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3answers
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Issue with VirtualBox USB passthrough

I have Backtrack 5 R3 setup as a guest OS in VirtualBox. When i try running my USB wireless card, the Alfa AWUS036NHA with the AR9271 chipset, I see this error. ath9k_htc 1-1:1.0: ath9k_htc: ...
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2answers
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How to Maintain a small differential Virtualbox hard drive

I am trying to use a virtualbox hard drive over several computers using dropbox (a popular cloud tool) synchronization. I assume no two machines will open the same drive at the same time. To reduce ...
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1answer
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VirtualBox and Wireless interface Bridging?

Can anyone please tell me how does VirtualBox 4.1.4 OSE version bridges the connection with the wireless Interface (wlan0). Yes! It was working fine in my guest :) . I read the Documentation at their ...
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2answers
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How to update to latest VirtualBox and backup files?

I want to update to the latest version of VirtualBox. How can I do it without losing the OS I installed and the files inside? How can I backup everything I have on VirtualBox? I currently have ...
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3answers
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Can I “branch” VirtualBox snapshots (base multiple VM on the same disk image + separate diffs)?

I keep multiple VirtualBoxes for different projects. They are all running the same Debian base system. Keeping complete copies of all the disk images is getting expensive. Is there a way that I can ...
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4answers
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Using my OEM windows license in a virtual box image?

I just bought a new PC, I'd like to wipe windows and install Ubunutu, but I'd like to be able to run windows in virtual box. Rather than have to buy a totally new window's licence, is it possible to ...
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1answer
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How to install OSX into VirtualBox on a Macbook Air using Apple's Reinstall USB

I'm currently dual-booting OSX and Ubuntu on my Macbook Air, but it'd be nice to run OSX within Ubuntu via VirtualBox. This seems possible using VirtualBox and is legal - there's even a post on an ...
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1answer
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VirtualBox: How to restore a deleted configuration file?

Somehow a lot of things went wrong with VirtualBox. The configuration-file (which is an xml-file) was cleared, because there was most probably no space left on the disk. The harddisk file was lost in ...
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5answers
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What is the best way to hide a command prompt window

I'm running the headless interface of VirtualBox (VBoxHeadless.exe) with Ubuntu Server running on it. Every time I run VBoxHeadless, it starts a command prompt window which just sits on the taskbar ...
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2answers
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Linux Mint 14 seems to Randomly Change Workspaces on Laptop

I am running Linux Mint 14 (Cinnamon) in a VirtualBox VM on Windows 8 host using an HP Envy 17" laptop. It seems like it randomly decides to show the workspace selection screen while I'm doing ...
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4answers
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Sun Virtualbox: Cannot Install Windows 95 or 98

I'm running XP and I've tried to install Windows 95 and 98 with the official CDs in Virtualbox. Both of them give the error: FATAL: no bootable medium found! System Halted I've mounted the CD ...
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3answers
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Where can I find Amazon Linux AMI Image for VirtualBox?

I'm trying to learn AWS and because I'm some familiar with Linux, I think the best way to learn is to get Amazon Linux AMI right into VirtualBox software and play with it. I see the latest Amazon ...
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3answers
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Run Windows inside a virtual machine on Linux for gaming

Since making the full time move to using Linux (Fedora) from Windows, I've found the migration fairly easy and haven't had much disruption in how I do my work. However, there are some games I like to ...
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3answers
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How to temporary turn off seamless mode of VirtualBox?

I use Deskpin to nailed the virtual machine to be on top by using hotkey Ctrl-F12. But in seamless mode, I cannot do that since every time I click the guest machine's window, the mouse go inside the ...
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5answers
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Capturing a window image or taking a screen shot in a Windows XP virtual machine running in Virtual Box on a MacBook pro?

I've got a MacBookPro (no external keyboard, just the built-in laptop keyboard) and I'm running Virtual Box. My virtual machine is Windows XP and I'd like to capture an image of a window (or the whole ...
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2answers
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How do I trap the mouse pointer within a VirtualBox Guest OS?

I'm on a Mac Mini 2011 with VirtualBox installed. I have Windows 7 running as a Guest OS. My question: How do I "trap" my mouse pointer within Windows? In other words, I don't want my mouse to move ...
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3answers
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Why do I get “this CPU is not compatible with 64-bit mode” on a 64-bit processor?

I have a 32-bit Ubuntu 10.10 as a host OS, VirtualBox 4.0, Windows 7 64-bit Professional as a guest OS. The laptop processor is 64-bit. When I try to load Windows 7 64-bit in VirtualBox, the error ...
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2answers
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VirtualBox: Start tag expected, '<' not found

After restarting VirtualBox on a hard drive almost full, the VM I was using in "unaccessible", with this error message: Start tag expected, '<' not found
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2answers
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mount gives unknown filesystem type 'vboxsf'

I'm getting an error message mount: unknown filesystem type 'vboxsf' when trying to mount a shared folder on my guest Ubuntu machine. I have a Windows 7 machine running 4.1.22V Oracle VM VirtualBox. ...
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2answers
28k views

How to use Oracle VirtualBox' remote display feature?

I can't use Oracle VirtualBox remote display feature. I have host OS of Fedora 15 PAE. This OS is running Virtual Box with the same guest OS (Fedora 15). The network driver of virtual box is in ...
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2answers
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Convert Parallels VM to Virtual Box VM?

The question describes well what I need but here are some more details about the circumstances. With Parallels Desktop 4 running under Linux, I have a number of Windows 7 Virtual Machines. Sadly, ...
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1answer
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Newly upgraded Ubuntu 11.04 VM not booting

I have just upgraded to 11.04 on my VirtualBox VM, and after I start it, it begins to load, but it stops at the line * Checking battery state... [ OK ] I have tried the recovery mode, but to no ...
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3answers
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Virtualbox in Headless mode

I used the virtual machines in virtualbox in a "headless" mode instead of a GUI mode. what are the advantages of using it in a headless mode?? by headless does it mean that the server doesnt have a ...
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1answer
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Why would my Windows 7 inside VirtualBox not see other computers on network?

I installed Windows 7 inside VirtualBox on Windows 7. Host Windows 7 can see virtual Windows 7. Other computers on the network can see Host Windows 7 and virtual Windows 7. But virtual Windows 7 ...
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1answer
599 views

Is there a way to simulate a network outage for running VMs VirtualBox?

I have several guest VMs configured to use internal networking. Is there a way to simulate a network outage on specific VM interfaces while the guests are running? Edit: I really need a command ...
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3answers
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Should I enable Intel Virtualization and VT-d?

I have an Intel Core Duo P8600 and use Virtualbox. Virtual box some settings about virtualization. My question is should I enable Intel Virtualization and VT-d? I found that they were both ...
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1answer
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Norwegian keyboard keys don't work with Ubuntu in VirtualBox

I just installed VirtualBox (from Oracle) in Windows 7, and created a virtual machine with latest Ubuntu. Here in Firefox I can use the left Ctrl key, while the right one doesn't have any effect. ...
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1answer
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Can I install Windows 7 64 bit on VirtualBox running on a Windows 7 32 bit OS?

Is it possible to install Windows 7 64 bit on VirtualBox running on Windows 7 32 bit?
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Move “XP Mode” from Windows Virtual PC to VirtualBox?

I installed "XP Mode" in Windows 7 (which uses Windows Virtual PC to host XP). I have now discovered that VirtualBox, which I have installed on the same Windows 7 machine, refuses to run at the same ...
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3answers
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VirtualBox NAT port forwarding on Ubuntu 64?

I have an Ubuntu 9.04 desktop 64-bit guest OS running on an Ubuntu 9.04 desktop 64-bit host OS (yes, the same OS). I'd like to run a web server on the guest and make it accessible through NAT on the ...
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2answers
349 views

Is it possible to use a Vista Boot Camp partition inside Virtual Box on Mac OS X

I've got windows Vista installed inside Virtual Box on my Mac OS partition. I've also got it installed under boot camp and I occasionally boot to it when I want to run windows with better performance ...
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2answers
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How to convert a VHDX file to VHD?

I made an image with disk2vhd and unfortunately I chose VHDX instead of VHD. I didn't see any information about what to choose. Anyway, now that file is all I have, the original PC is trashed. So I ...
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1answer
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VirtualBox - reduce max-size of dynamic .vdi hard disk

I'm trying to reduce the maximum capacity of a .vdi file (hard disk) for one of my VMs. I set it as dynamically-allocated with a maximum capacity of 25GB. I want to reduce this to 10GB. NOTE: I do ...
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3answers
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how to extend Virtual Box harddrive?

I run WinXP SP3 on my Virtual Box (3.2.10) under OSX 10.6.2 and the harddrive of the virtual box is getting too small. Can I extend exiting hdd somehow? create new Virtual Box from a running ...
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2answers
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Setup FreeDOS in VirtualBox to access shared folder on Novell Server

Where I'm at we have an a few people still using an old program that requires dos/win98 to run, and so we still have a few windows 98 pcs scattered around. Long term I will get rid of the program, ...
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3answers
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Can I safely ignore the windows logo testing warning when Installing VirtualBox on Windows XP?

When I download the xp version of VirtualBox from http://download.virtualbox.org/virtualbox/3.0.12/VirtualBox-3.0.12-54655-Win.exe and run it, it alerts me about not being windows logo tested. It then ...
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2answers
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XP / Vista License on virtual box

My laptop came with vista and XP licenses. I since removed them and installed ubuntu instead. I have a piece of software that is known not to run on crossover or wine. When i try to install windows ...
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7answers
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Using Virtual box to practice malware removal?

I have Windows 7, and installed virtualbox on it with a copy of Windows XP pro sp3 with all updates. I want to use the virutal environment to practice removing malware....in other words, I want to ...
5
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1answer
470 views

From my 192.168 box, how do I find 10.0 virtual machine on the same box?

I am running Ubuntu 12.04 and VirtualBox 4.1.12. I have created a Debian server under VirtualBox. For reasons I don't understand, DHCP grants my Ubuntu box 192.168.20.50 and my Debian VM 10.0.2.15. ...
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2answers
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Can't ping guest OS in VirtualBox, but guests can ping host

Host OS: Windows 7 Guest OS: Ret Hat Linux (RHEL 6) and Windows 7 I want to connect to both guest OSes. I tried to ping both guests, but it is not working. Both guests can ping my Windows 7 host ...
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3answers
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Start VirtualBox Headless VM On Boot

I am running two VirtualBox headless VMs on an Ubuntu 12.04 host. I would like these VMs to start automatically when the system boots. I have two crontab entries set like this (under the user which ...
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2answers
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Does QEMU's performance (still) lag VirtualBox's and is there a way to improve it without the hardware support+kvm kernel module?

I've noticed several articles that have claimed that QEMU is slower than VirtualBox (without hardware assistance) but several are years old, and the newest seemed to be from last year. Is it true ...
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2answers
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Connecting to a VirtualBox machine from the host, using an ip address

In a macbook host, I run VirtualBox having a guest ubuntu server, with a NAT network setting. In the virtual machine application "Parallels", I would get on the host an IP address of the guest, to ...
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3answers
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How to Switch Some Basic Keys in Windows (Windows VirtualBox Guest on OSX Host)

I am going crazy switching between Windows XP in a VirtualBox and the host (OSX), mostly due to the use of control-c, control-v, control-x and that they are different between the two OSes. Is there ...
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1answer
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VirtualBox Ubuntu VM doesn't automatically sync time with host even with Guest Additions installed

I'm running a Ubuntu VM with VirtualBox and I have both the dkms and virtualbox-guest-additions packages installed. I read in this answer that the system clock should sync with the host automatically ...
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2answers
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Add custom Virtual Machine icons to VirtualBox

I'd like to use custom icons to better distinguish machines running the same OS from each other, in VirtualBox. is this possible? If so, what file(s) do I need to add/edit? Examples: I've got two ...