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

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3answers
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Pair programming with tmux and Vagrant

Does anyone have a clear step-by-step guide for setting up a shared tmux session on a Vagrant vbox that my coworkers (on our local office lan) could SSH into? The articles I've found online only seem ...
0
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0answers
4 views

Connecting two (or more) virtual machines in VirtualBox via bridging rather than using the internal network

One method I tried was using a host-only network for one of the machines, and then a bridged network on the other. However VirtualBox doesn't list the host-only adapter in my windows host as an option ...
0
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0answers
2 views

Virtualbox internet through browser login issue

I'm working on a Windows host machine that has internet through an Ethernet cable after which I need to do a login through a webportal (it's Kotnet). Previously, when working with a bunch of Linux ...
41
votes
3answers
36k views

Installing VirtualBox Guest Additions on Windows 10?

I am trying to install VirtualBox guest additions on Windows 10 technical preview, and am getting the following error: I imagine I am not the only one having this issue, is there any way to force ...
0
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0answers
4 views

IIS URL-rewrite doesn't work

I have an IIS setup with redirect rules that work perfectly fine on my Windows machine. However - I'm starting to use Mac - so I installed a VirtualBox VM with windows on it and used the exact same ...
0
votes
1answer
16 views

Win 7 - “unidentified network” / “virtualbox-host-only network”

I somewhat strangely cannot connect my computer (Win7) to the internet anymore because it is "currently connected" to an "unidentified network". Network Center says I'm on the "VirtualBox Host-Only ...
0
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0answers
10 views

Virtualbox Failed to load VMMR0.r0 (VERR_LDR_MISMATCH_NATIVE)

Computer got hard rebooted with an active guest and ever since I cannot get VB to work. Reinstall, uninstall, scrounge every VB file I can find on the hd and delete, clean update to new version. To be ...
0
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2answers
68 views
+100

cannot SSH into VirtualBox from host, can SSH from other machines

I have a weird situation where I can SSH into my VM from another machine on the network, but not from the host itself. Vital stats: Host: OS X Yosemite Guest: Ubuntu 14.04 VirtualBox version: 4.3.16 ...
2
votes
1answer
288 views

VirtualBox headless caused high CPU load on Mac OS X

When I run a CentOS linux VM on VirtualBox in headless mode the CPU continuously spikes up to about 80% for a couple of seconds at a time with a short 1 or 2 second gap and then does it again. Even ...
1
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2answers
92 views

Virtualization on Windows 10 not working

When trying to install VirtualBox on Windows, I got the following error. The version is VirtualBox-4.3.20-96997-Win. I have reviewed this question and it's not the same issue. More info just says ...
0
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0answers
18 views

How to create a VM from archived linux?

There is a full backup of a 64-bit ubuntu called fullbackup.tar.gz which needs to become a live virtual machine. Is that even possible? VirtualBox file is preferred.
1
vote
1answer
19 views

What to do when “apt-get update” gets stuck in 100%?

I'm setupping a VirtualBox VM to do my development work with Ruby on Rails. My problem is that apt-get update is taking very long, ~30 minutes instead of seconds. I can install things with apt-get ...
0
votes
1answer
99 views

Starting VirtualBox machines fails with “Unable to load R3 module … VBoxDD.DLL (VBoxDD)”

Starting any machine on VirtualBox 4.3.22 on Windows 7, is failing with the following errors: Failed to open a session for the virtual machine Kivy. Unable to load R3 module C:\Program ...
3
votes
3answers
2k views

VirtualBox OSE: Install Guest OS On Headless Host Via VNC?

I've remotely installed VirtualBox OSE on my Gentoo box at home. I have everything set up and ready for the OS. However all the documentation I've read seems to say that you can only use the PUEL ...
0
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0answers
11 views

Minix 3.3 FTP connection via VirtualBox

I'm using Virtualbox 4.3 to run Minix 3.3 under my windows 7 installation... I have this file that I need to copy from windows to Minix. I searched around and I found out that FTP would be the way to ...
0
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0answers
17 views

Error “FATAL: Could not read from the boot medium. System halted”, while installing Windows 7 on VirtualBox

I have installed VirtualBox 4.3.22 on Windows 7 professional. I want to create Windows 7 Virtual Machine using Virtual Box. (My intention is to have a Windows 7 VM running for evaluating different ...
0
votes
0answers
4 views

How can I make default Vagrant storage a fixed size?

I use Vagrant with VirtualBox provider. When I execute vagrant up in my terminal I had a Dynamically allocated storage at the end of execution. How can I change --variant option to the Fixed storage ...
0
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4answers
474 views

windows 98 installer inside a VirtualBox claims for 16 Mb RAM

I am trying to install Windows 98 in a virtual box image. I have built it with a 512 Mb virtual hard drive, 32 Mb RAM, and 16 Mb video RAM. First, it is declared as a DOS virtual machine. FreeDOs ...
0
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0answers
7 views

Guest Additions for Ubuntu Server guest on Windows 7 Host

At the very outset, I am a complete newbie to Virtual Box and Vagrant. I have tried finding an answer everywhere, but I am not sure I am on the right track! Any help will be appreciated! My host is ...
0
votes
1answer
18 views

no internet on LAN, pfsense

i have installed pfSense 2.2 in virtualbox on my windows7 laptop. WAN(em0) interface is assigned to wireless adapter of the laptop and LAN(em1) interface is assigned to lan adapter of the laptop. ...
0
votes
1answer
62 views

open virtual box from live cd error

I am running linux mint in my laptop. I made some modifications and I couldn't login in linux enviroment. I boot in live cd (linux mint) and I recover my important files from desktop. I had some ...
0
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0answers
12 views

Why my HostOnly adapter stopped working on my virtualbox guest and I cannot connect to it?

Basically my setup is: Windows 7 laptop with VirtualBox with Centos6 installed. I have 2 adapters enabled on guest: 1 NAT for internet access and 1 HostOnly to connect to this machine (for e.g. scp ...
0
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0answers
28 views

Where to copy kernel source after kernel is compiled from sources?

On my linux box (Mint 17.1) I compiled the kernel from sources so that I could enable certain things that are not there by default. The kernel compiled fine and the system boots/works just fine. ...
1
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3answers
2k views

What's wrong with this virtualbox machine

I've downloaded virtualbox, created a machine and installed a ubuntu image on it. Everything goes fine, until it's time to reboot the machine at the end of installation. It reboots into a blank ...
0
votes
1answer
2k views

Virtualbox + RHEL 5.5 = Your CPU doesn't support long mode

I have a desktop computer running the latest Ubuntu 12.10 32-bit. I'd like to run RHEL 5.5 64 bit in Virtualbox (4.1.8). However, when I bootup the VM with the CD, I got "You CPU doesn't support long ...
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0answers
41 views

Vagrant virtual machine automatically halting when laptop is put to sleep

I’m using a Vagrant box (running in VirtualBox) I got from a third party and it always automatically shuts down when I put my MacBook Pro to sleep. When I wake up my laptop I need to run vagrant up to ...
0
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0answers
10 views

My virtualbox is dynamically allocated but I'm still getting a disk space error when downloading Visual Studio

I've set up my Virtualbox with Windows 7 and I'm trying to get Visual Studio express to run on here, but everytime I get ready to install, it tells me "You may need to free up disk space" and won't ...
0
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0answers
4 views

Virtualbox Color Depth

Windows 7 64bit Host, Windows 98 SE Guest. I am trying to run a game that requires 16-bit color depth (Obsidian). The Guest's display panel is telling me I am in 16-bit color mode. But the game says ...
0
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0answers
9 views

VirtualBox, shared folders and npm modules

I'm had tried to install some npm modules and got a problem: vagrant@vagrant-ubuntu-trusty-64:[path/to/shared/dir]$ mkdir newDirectoryName mkdir: cannot create directory ...
0
votes
0answers
15 views

Vagrant ssh fails — after cloning the box with vagrant package

i've set up a first Vagrant box for python dev that works very well. I can vagrant ssh in that original box without issue. Trouble start when i try to create a copy of that box (with vagrant ...
0
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0answers
20 views

External Hard Drive Used for a File Server [on hold]

I'm starting a small server farm serving my surrounding community, my goal is about 100TB capacity with no redundancy necessary. It's going to be an ubuntu machine with VM running windows server. ...
0
votes
1answer
30 views

Setting Kali Linux as default system instead of using it via VirtualBox?

I just installed Kali Linux using VirtualBox. Is there any method to set Linux as my default system and get rid of the current one which is Windows 7? Or is it neccessary to delete both and install ...
1
vote
2answers
88 views

Can I assign greater RAM to VirtualBox than Windows?

I have Windows 7 in my laptop and I am using VirtualBox. I have 3 GB RAM. I have installed Ubuntu 14.04 for learning purpose in VirtualBox and assigned 1 GB RAM but it seems very slow. My question ...
1
vote
1answer
365 views

Connect to external VPN from an Ubuntu Guest machine on VirtualBox

I have the folding VirtualBox setup: My host machine running a Kubuntu 14.04. My guest machine is running Kubuntu 14.04 as well. My host machine is connected to office A’s LAN and has access to ...
0
votes
1answer
25 views

Problems installing Ubuntu in VirtualBox

Whenever I try to install Ubuntu 14.04 in Virtual Box some strange codes pop up and no matter what I do. Am I doing something wrong? A few hours before I successfully installed Windows XP SP3, but ...
0
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0answers
13 views

How can I change the language on my VM Virtual box to English

Yesterday, I downloaded and installed the Oracle VM Virtual Box on my PC but the UI language is Danish. Can anyone guide me through the process of changing the UI language to English? I have tried ...
1
vote
1answer
484 views

Oracle VM VirtualBox;Shared folder does not exist on the host?

I had installed Oracle VM VirtualBox version 4.2.10 r84104 on Windows 7.Then I create a Windows seven operating system(form an iso image file) as a guest on it with a shred folder.But when I try to ...
1
vote
1answer
5k views

Can't get Gopro studio to work in a windows 7 guest on a Ubuntu 14.04 host

I am running windows 7 guest on a ubuntu 14.04 host and am having problems trying to get the latest version of gopro studio to run. It seems to install fine, but everytime I try execute it, it ...
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votes
0answers
17 views

Which Free Virtual Pc Software allows you to connect to wifi within your virtual desktop? [closed]

This is a follow up question to: How to connect to wifi using Windows 8.1 preview in a Oracle VM VirtualBox virtual pc If VirtualBox doesn't allow you to connect to wifi in your virtual pc. Which ...
0
votes
1answer
66 views

Virtualbox vm goes into aborted state whenever Macbook goes to sleep

I'm running Yosemtie OSX (10.10.2) and Virtualbox 4.3.22. Whenever my macbook goes to sleep, my vm goes into "aborted" state, and does not recover (i.e. has to be manually restarted/booted). Looking ...
1
vote
1answer
29 views

How to connect to wifi using Windows 8.1 preview in a Oracle VM VirtualBox virtual pc

I've been thinking about upgrading to Windows 8.1 but wanted to test it first in a virtual pc I made using Oracle VM VirtualBox. I downloaded the Windows 8.1 preview software and so far it works well. ...
0
votes
0answers
54 views

LinuxMint 17.1 / Ubuntu 14.10 get stuck on reboot after install in VirtualBox

Trying to install LinuxMint 17.1 / Ubuntu 14.10 and it is getting stuck on the reboot phase after I install it in VirtualBox 4.3.20 r96997. How can I get this fixed?
5
votes
3answers
4k views

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 ...
2
votes
2answers
344 views

How to ssh between a cluster of Vagrant guest VMs

I have 3 Ubuntu 12.04 VMs configured with bridged networking and setup with Vagrant. I can access all of them from the host using "vagrant ssh", but I can't figure out how I connect from one guest VM ...
0
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0answers
4 views

Virtualbox Popup Info after mouse is captured

As of this posting, Virtualbox pops up a pretty big info screen saying lots of stuff about mouse capture/host key stuff. In my haste, I clicked to not show this popup, but I'm kind of regretting that ...
2
votes
1answer
3k views

How can I troubleshoot VirtualBox port forwarding from Windows guest to Mac OS X host not working?

There is a plethora of questions about VirtualBox port forwarding problems but none with my specific details. Details of setup: I have a Windows 7 Professional 64bit install living in VirtualBox ...
0
votes
2answers
179 views

Sharing Windows clipboard with i3 in Virtualbox VM

I'm running a Sabayon Linux VM inside of Virtualbox 4.3. I have the guest additions installed, and when I run a desktop environment such as XFCE, I have bidirectional clipboard support (via ...
-1
votes
0answers
21 views

Is a 32 Bits Windows 8.1 Virtualization without VT-X possible? [duplicate]

I have the following processor : Intel T6500 I want to launch a VirtualBox from within a Mint 17 x86 (/dev/sda3). And then, in the virtual box, launch my Windows 8.1 x86, which is installed on the ...
5
votes
2answers
9k views

x64 Hardware Virtualisation support not detected on Windows 8.1

I get the following error (and yes I know this has been reported many times, but please read further): VT-x/AMD-V hardware acceleration is not available on your system. Your 64-bit guest will fail to ...
0
votes
0answers
20 views

Making a pgAdmin connection to PostgreSQL running on VirtualBox

I have a CentOS 6.5 development server that I installed postgresql on. It runs fine and I can connect to it from my computer using pgAdmin all works perfectly. I recently created a backup of this ...