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

learn more… | top users | synonyms (3)

6
votes
2answers
7k views

In VirtualBox, how can I access host localhost from guest (Visual Studio Dev Server from IE7 testing VM)?

Host OS is Win7 running MyApp in the Visual Studio Development Server, bound to localhost:51227, VM is VirtualBox configured with NAT. Guest OS is Win XP with IE7 installed. My goal is to debug MyApp (...
6
votes
3answers
16k views

Make a clone of VirtualBox Machine that doesn't cause Windows Re-Activation after installing Windows

Most guides for installing Windows on VirtualBox to act as a template for quick Windows jobs tell you to take a few steps to prepare the Virtual Machine before installing Windows (the best guide I ...
6
votes
2answers
15k views

Is running a Windows 7 VM on an SSD a bad idea?

I'm using VirtualBox to run a 64-bit Windows 7 VM, with the guest drive being on an SSD for speed. Host OS is also 64-bit Windows 7. I know Windows 7 automagically tweaks some settings if it detects ...
6
votes
3answers
10k views

Bridged vs. NAT: a Virtualbox and VMWare Comparison

I installed VMWare Workstation 7.1.x and Virtualbox 4.0.8 on two different hosts, so I could compare. I set the virtual network adapter on both to NAT, which was successful for both. The result: ...
6
votes
2answers
4k views

VirtualBox on OSX Host: Signal 6 Error, can only run headless

I am unable to start any of my VMs interactively. They work when run headless however (--type vrdp) If I try to run normally I get: $ VBoxManage startvm Kubuntu Waiting for the VM to power on... ...
6
votes
1answer
15k views

How to install Windows 10 upgrade on VirtualBox when Graphics Adapter does not support it?

I'm running Mac OSX Yosemite v10.10.5 and Oracle Virtual Box v4.3.30 (reported as being the latest version by Check for Updates... in the application) and have a Windows 7 Ultimate running virtually ...
6
votes
5answers
18k views

Wireshark cannot see traffic from a VirtualBox guest on Windows 7

I have been trying to use Wireshark to capture some traffic that comes from a virtual machine. The setup is: Windows 7 host Ubuntu guest VirtualBox 4 I send some packets from the guest to the ...
6
votes
4answers
6k views

Controlling VirtualBox internet access?

Host: Linux/Debian/Ubuntu/Mint (Helena/karmic koala) Guest: XP SP2 and SP3 Problem: Relatively new copy of XP migrated to vbox-virus free. To detect viral infection it is desired that internet access ...
6
votes
1answer
2k views

Vagrant VirtualBox VM is initializing new instead of loading the existing VM after VagrantFile change

I setup a Vagrant Ubuntu 12.04 box (VirtualBox as the provider) on Windows and it's been working great for the past few months. Yesterday, I added another forwarded port to the VagrantFile and did ...
6
votes
2answers
10k views

Windows 8 Screen Resolution in VirtualBox [duplicate]

Possible Duplicate: How to add a display mode to a VirtualBox VM? I am using VirtualBox to run windows 8 while I test it out. All of my other virtual machines (i.e. Windows XP a Ubuntu) will ...
6
votes
1answer
2k views

Boot from a VHD created by VirtualBox

I have used VirtualBox to create a VM, and installed the latest Windows 8 Consumer Preview on it. I have a .VHD file with the OS installed. I am wondering, since Windows 7 supports boot from a VHD ...
6
votes
3answers
4k views

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 ...
6
votes
1answer
3k views

Can I move a VirtualBox vdi from Windows to OS X?

I have a Windows 7 machine with VirtualBox 4+ installed. It runs a couple of virtual machines (Windows XP, Ubuntu, ...) and some of them have a few shared drives (No two machines with shared drives ...
6
votes
2answers
4k views

Ubuntu on Oracle VirtualBox: Shared folders

I looked at this question, but it didn't help. I'm running Windows 7 as a host with Ubuntu 10.10 as a guest with VBox 4.0. I want to have a shared directory between the two. I have installed Guest ...
6
votes
3answers
4k views

Cannot run setups from a vboxsvr mapped network drive on Windows within VirtualBox

I'm trying to run an application setup by double-clicking the setup.exe from within Windows Explorer. The file is located on a mapped network drive, and I'm using Windows 7. This results in the ...
6
votes
3answers
3k views

What is the world's smallest-footprint LAMP stack? [closed]

What is the world's absolute smallest known VMWare/VirtualBox image supporting basic Apache/PHP/MySQL functionality? Before or after compression.
6
votes
3answers
4k views

VirtualBox: have higher guest resolution than host resolution

Is there any way to have a guest machine have a huge resolution (like 3000x2000 or something) in VirtualBox? I'd like to be able to move around the desktop by scrolling around. It seems like it would ...
6
votes
3answers
11k views

passthrough graphics card to virtualbox

So I'm trying to get my laptops NVIDIA fx 880m to pass to a virtual box running window seven on a linux mint 17 install. So far everything seems to be (maybe) heading in the right direction: the ...
6
votes
2answers
9k views

Setting up networking on Virtualbox Guest to access Host VPN

Im trying to get this setup going but am having quite a bit of trouble. Host OS: Windows 8 64bit Guest OS: CentOS 6.5 64bit I'm using the Cisco VPN Client on my host to connect to a number of ...
6
votes
1answer
3k views

Connection to postgresql inside Virtualbox via portforwarding fails

I have a postgresql server inside a virtualbox created by vagrant. I have also set up a portforwarding from 5432 inside the box to 15432 on the host system via the Vagrant file. When connecting via ...
6
votes
4answers
24k views

How to transfer files from Host OS to guest OS running on VirtualBox?

I am trying to transfer files from my Host OS (Windows 7) to Guest OS (CentOS) running on VirtualBox. I tried using pscp but it gives the error: More than one remote source not supported I tried ...
6
votes
2answers
9k views

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 ...
6
votes
2answers
18k views

Why do I get “command not found” when the binary file exists?

Here's my problem. I have just compiled a linux build of tests in my VirtualBox VM. When I run it, I get: bash: ./tests: No such file or directory I did some research, and found it could ...
6
votes
2answers
1k views

Has anyone managed to virtualize Windows 7 on a physical disk?

I have Windows 7 installed on a partition and running fine, but I want to access the parition from my Ubuntu installation with VirtualBox. I have created the virtual disk file and everything, but ...
6
votes
1answer
10k views

Using IPv6 with Virtualbox

I would like to test PNRP in an IPv6 environment under virtualbox. I have 2 XP VMs under virtualbox, and they only have IPv6 enabled. Firstly can I enable DHCP for IPv6 under virtualbox. If not then ...
6
votes
1answer
2k views

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
votes
2answers
2k views

Linux Virtual Machine runs Slow depending on the Network

At work I use a VM running Linux Mint 13 under Oracle VM VirtualBox 4.2.16 on a Windows7 machine. The laptop is connected to a network cable and the wireless connection is turned off. The network ...
6
votes
1answer
2k views

Modern Linux UI to work with Virtual Box Seamless mode

I'm having trouble finding a current linux distro with a desktop that works with Virtualbox Seamless mode on a windows7 host. I used to do it all the time with Gnome2, but most modern UI/Window ...
6
votes
1answer
3k views

Traffic between VirtualBox guests not showing up in tcpdump

I have a test environment setup with 4 VirtualBox guests running CentOS 6. Each has one network device attached to a bridged adapter, which is my primary network connection on my PC, with a static IP ...
6
votes
1answer
13k views

Static IP for Ubuntu server in VirtualBox using Bridged Adapter

How can I allocate a fixed IP address for an Ubuntu Server 12.04 guest OS running in Virtual Box? I've seen this question but it doesn’t address using a “Bridged Adapter.” The virtual machine is ...
6
votes
1answer
886 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 ...
6
votes
2answers
6k views

Migrate existing Mac installation to VirtualBox

Does anyone know how to make a .vdi .hdd .vmdk or .vhd image of my Mac? I need to make a perfect clone of my hard drive in one of these formats so I can clone my system in a VirtualBox VM (for ...
6
votes
1answer
2k views

How to use ipv6 with Vagrant and VirtualBox?

I have a Vagrant setup running Ubuntu in VirtualBox. I'm trying to create a public virtual network interface that I can access from the host. I have had no problem doing this with ipv4. Using ipv6 I ...
6
votes
3answers
3k views

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: ...
6
votes
1answer
7k views

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 ...
6
votes
1answer
554 views

Can I “Speed Up” a VM to emulate the passage of time?

I'd like to put a VM into "fast forward" so that I can see several days (or weeks, or months) worth of logs and temp files build up and analyse them. Is that possible with virtualbox & ubuntu 12....
6
votes
1answer
1k views

My guest Ubuntu in VBox loses internet connectivity under NAT but not under Bridged Adapter- why?

I am running Ubuntu Linux via VirtualBox as a guest on top of a Win 7 Home Premium host. Everything was fine until a few days ago when my Internet connectivity started failing in Ubuntu. The default ...
6
votes
1answer
2k views

Add another monitor to VirtualBox while running?

Is it possible to add another monitor to a VM running in VirtualBox without shutting down the VM? I work on a laptop during the day and go between having a second monitor and not having one. What's ...
6
votes
1answer
2k views

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 ...
6
votes
3answers
3k views

Custom resolution in VirtualBox Windows 8 with Guest Additions

I installed Windows 8 as a guest operation system, and I set custom resolutions with this command: VBoxManage.exe setextradata "Win 8 dev" CustomVideoMode1 1366x768x24 After installing guest ...
5
votes
3answers
6k views

VirtualBox does not start on Mac OS X

Suddenly and without notice, VirtualBox application doesn't start. First, it just didn't do anything. Not even an error message. I looked in the system log (/var/log/system.log) and I found these two ...
5
votes
8answers
19k views

How to recover Virtual Machines in Virtualbox?

For some reason, all of a sudden, all virtual machines are gone from the User Interface in virtual box. I suspect CCleaner has something to do with it, but that's not the point. Both the virtual ...
5
votes
4answers
21k views

How do you enable multi-core virtualization in Windows 8 Pro?

I've just got a new Dell Vostro 470 with a quad core (8 threads) i7 3770 and I'm trying to run virtual machines on it, which works fine, except if I want to assign multiple cores to a VM. I've checked ...
5
votes
4answers
19k views

Fixing a guest screen resolution in VirtualBox

I was required to develop a Windows app UI for a fixed resolution - it doesn't matter if it makes sense or not, the customer requires it. I'm using a Windows Server 2003 VirtualBox VM as the ...
5
votes
2answers
14k views

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 ...
5
votes
5answers
6k views

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 ...
5
votes
4answers
10k views

How do you setup multi-mon support in VirtualBox machine

I am a heavy VirtualBox user. I run VirtualBox on a Windows 7 host and mostly Windox XP guests...but some linux and others as well. When using my Windowx XP guests, I REALLY miss the multi-monitor ...
5
votes
5answers
18k views

Can't ping to vagrant box

I'm trying to create a Vagrant base box following the 2 resources here: http://docs-v1.vagrantup.com/v1/docs/base_boxes.html https://github.com/fespinoza/checklist_and_guides/wiki/Creating-a-vagrant-...
5
votes
3answers
37k views

Set password for root on virtualbox ubuntu

I loaded ubuntu into virtualbox. It all works well but it occurred to me that I was not asked (or did not setup) a root password. I want to use root on occasion, but I cannot seem to find out how to ...
5
votes
2answers
2k views

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 ...