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

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Install Windows 8.1 in virtualbox from a recovery partition?

How can I access/boot a/via a specific partition (in this case, the Lenovo Recovery partition) when starting a virtual machine which should become a Windows 8.1 OS? Original Disk Layout The ThinkPad ...
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8 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 ...
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1answer
26 views

Memory issues with VirtualBox and Windows 7

I'm having a ton of memory issues with VirtualBox (4.3.14) running Windows 7. These include: On startup, I get the following error: "Windows created a temporary paging file on your computer because ...
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13 views

Windows7 host Virtualbox 4.3 Ubuntu 14.04 guest not internet in guest. Neither with NAT nor with Bridge

I have above mentioned constellation. In both the versions of network settings, I get the Ips. In the bridge connection, I even get to see the network places. So I think the network connection is ...
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8 views

Network access on guest OS via PCI ethernet controller

I had installed a Win XP guest on my virtual box (Linux mint host) and have the backups of these. Recently my on board LAN controller failed (it got fried!) and I was forced to use a D-Link PCI ...
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1answer
15 views

Virtualbox - Access guest Fedora apache server from host windows 8

Arrgh please help with this HOST: Windows 8.1 x64 GUEST: Fedora APache server Problem: I cannot access the guest webserver through the browser on my host (using http://192.168.2.12), I just get ...
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18 views

VirtualBox don't recognize USB in Mac [Windows host] [on hold]

I followed this link to create a virtual machine with a OS X Mavericks on it. I followed every step correctly and my virtual machine is working with a great performance. The problem is it does not ...
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37 views

Vagrant :: Unable to run vagrant up; Connection timeout. Retrying

I'm starting to migrate from wamp to the laravel homestead vagrant box however I've been stumped when it came to starting the box. I've downloaded and configured all assets and ran vagrant up to boot ...
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1answer
19 views

Sleeping the host system while running a VM on VirtualBox

I've been using VirtualBox for a while now, and have always assumed that it must be unsafe, for the VM, to put the host system into sleep or hibernate while said VM is running. However, after learning ...
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1answer
12 views

SSL sniff VirtualBox

I'm trying to sniff ssl traffic from a VirtualBox I created (Android). I'm using the build-in pcap system of VirtualBox to sniff regular traffic, but obviously that doesn't work for ssl. What I'm ...
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2answers
48 views

Can you run Mac OSX in Virtual box on an AMD pc? [on hold]

I thought about coding a few iOS apps. To do that you need a mac. I have an AMD based pc and I don't want to buy a mac. So I wonder if its possible to run mac OSX in virtual box on an AMD pc. Thanks
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9 views

VirtualBox and Vagrant uninstall succeed, PID still exist

I've recently tried to uninstall the Vagrant and VirtualBox softwares, and everything seemed to be fine. I ran the uninstall.tool from my shell to uninstall Vagrant and moved the VirtualBox.app from ...
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1answer
7 views

Wrong fs type for vboxsf after installing Guest Additions in Ubuntu 14.04

I'm running Ubuntu 14.04 in Virtualbox 4.3.12, and the command sudo mount -t vboxsf mainshare /mnt/host gives this error: mount: wrong fs type, bad option, bad superblock on mainshare, missing ...
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0answers
9 views

COM+ setup error XP

I am trying to install IIS on a virtualbox windows xp operating system. I am treated, however, with a COM + error message, and am unable to proceed from here. Any help on this topic would be ...
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0answers
28 views

What's the simplest way to simulate a network sharing violation in a Windows VirtualBox VM?

I'm writing some Windows API code and I want to evaluate whether I need OFN_SHAREAWARE, whose behavior is a bit mysterious to me. Normally, the Open File dialog box doesn't allow files that cause ...
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0answers
9 views

Trying to upgrade Ubuntu 12.04 LTS to 14.04 LTS inside Virtualbox results in a divide by 0 error

Attempting to upgrade a 12.04 LTS guest on a Windows 8.1 host results in the following error. Is there a workaround? This is on Virtualbox 4.3.14, the newest release. This error is very strange, ...
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3answers
20 views

How to use same Snapshot as a base for multiple VMs in VirtualBox

I've got a VM with only the OS [Ubuntu] running clean. I'd like to share this OS installation as a base for multiple local VMs I plan to have in order to save disk space/multiple installations. Is ...
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1answer
12 views

Private networks and port forwarding with Virtualbox not working together

I have two virtual machines inside a Windows host. I would like to setup a virtual network (not bridged) such that both machines are able to communicate with each other. In addition one of the host ...
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26 views

Configure VM network settings to ssh into a mininet VM

I am trying to configure my VM (mininet vmdk) network settings in order to ssh into it from my host machine. I am using virtualbox as my hypervisor. Per the Mininet instructions ...
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13 views

How to run web application in virtual machine using tomcat in the real machine

I´m Java developer and I´m want to test the system in different browser. My virtual machine is Virtual Box and I´m using Windows Xp with Internet Explorer 6, so I want to access Tomcat application in ...
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11 views

PuPHPet, Vagrant networking through proxy

I'm learning PuPHPet, Vagrant and Laravel homestead I've ElementaryOS Luna installed. I've downloaded and installed Virtualbox, Vagrant, vagrant plugins and then I built an Ubuntu 12.04 machine with ...
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1answer
10 views

Loading Oracle Virtual Box Error

When I tried to install 'Oracle VM Virtual Box' it is giving a error -'VT-x/AMD-V hardware acceleration is not available on your system. Certain guest (e.g. OS/2 and QNX) require this feature and will ...
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1answer
16 views

FreeBSD 10 boot CD doesn't boot on VirtualBox

I downloaded the FreeBSD 10.0 boot CD ISO (FreeBSD-10.0-RELEASE-ia64-bootonly.iso) and am trying to boot it in VirtualBox for a new FreeBSD installation, without success. On boot I get FATAL: Could ...
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18 views

Android in VirtualBox - “your device isn't compatible with this version”

I've installed a x86 version of Android in VirtualBox. The problem is that I cannot install some applications (because they need ARM architecture). I'm able to install them using an apk file. My ...
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8 views

Connect windows host to apache on openSUSE virtual machine

I am running a Windows 7 host machine, and inside of virtualbox I have openSUSE 12.3. The only thing I've down with the vm is a yast online_update of required packages. I've also installed the Web and ...
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62 views

how to learn linux in windows7 [closed]

Im interested to learn Linux actually i am having Windows 7(64 bit)laptop.I am not interested in dual boot,Some of my friends suggested me to download Oracle virtual box.Tell me the process how to ...
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1answer
19 views

GoToMeeting in Android x86 tells me that there's no internet - but there is

Following the instructions in this answer: No Internet connection in Android-x86 4.2 ISO on VirtualBox I managed to get Android x86 running in a VirtualBox VM connected to the outside world. ...
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2answers
96 views

VirtualBox - VT-x is being used by another hypervisor

OS: Windows 7 x64 VirtualBox: 4.3.14 & 4.3.15 CPU: i5-3570 Motherboard: Gigabyte GA-H77M-D3H I receive the error below when I try to run a virtual machine with Enable VT-x/AMD-V on. With this ...
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0answers
9 views

Recover a Parallel Desktop 3 virtual machine in VirtualBox

I have an old HDD image file that was used with Parallels Desktop 3. Ideally I'd like to use it in VirtualBox (conversion). In all the tutorials I found (like this one or that one) the VM must be ...
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0answers
11 views

Enable VT-x in HP 8300 elite

I have a HP 8300 elite (Intel(R) Core(TM) i7-3770 CPU @ 3.40GHz). I'm trying to run a virtual machine via VirtualBox. But every time I start the VM, it says: VT-x is disabled in the BIOS. ...
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32 views

Cannot start VirtualBox NAT Network

I am trying to start a NAT Network using VirtualBox on Ubuntu 14.04. Both Ubuntu and VirtualBox are freshly installed. VirtualBox v4.3.10_Ubuntu r93012 installed from the Ubuntu repositories. When ...
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23 views

vagrant private_network with osx host/centos guest using virtualbox host-only networking

I cannot get host-only networking to work from host to guest or guest to host using e.g. ping, netcat or ssh. Sshing fails timing out. No packets are seen when starting wireshark on the host interface ...
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7 views

Failed to open a session for the virtual machine, obiee sample app (windows 8)

I have just installed virtualbox 4.3.14 r95030, that works fine; have decided to install obiee sample app v406 on it that worked fine, however when it comes to starting it i get the dreaded failed to ...
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0answers
25 views

Opening a firewall port on virtualized Windows 7 running on Mac OS X 10.9

I am currently using a virtual machine running Windows 7 (32-bit) which is hosted by the VirtualBox application from Oracle; this latter is installed on a MacBook with the last up-to-date version of ...
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1answer
14 views

Create local TCP connection from C program in Ubuntu VM to Labview in Windows (Host)

Sorry if this is lengthy, I'll try to keep it as concise as possible. I have made a C program which runs in Ubuntu in a virtual machine and a Labview program running in windows (the host of the VM) ...
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7 views

Installing VirtualBox Xorg support on Rawhide (bleeding edge Xorg)

I have a new Fedora Rawhide/f22.x86_64 VirtualBox VM and I've installed the guest additions in the standard, distro-agnostic manner. Unfortunately, the installer does not recognize the current ...
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1answer
37 views

Virtual Box fix CPU performance

Is there a way to fix Virtual Box CPU resources? I want to conduct comparative performance tests and want to be sure that Virtual Box process will not consume all my free system CPU power? So ...
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30 views

Can't delete a read-only file on a VirtualBox (Vagrant) shared folder between Ubuntu (guest) and Win7 (host)

I have Vagrant running Ubuntu as a guest OS, on top of a Windows 7 host. When working on the shared folder between guest and host, if a file is read-only it can't be deleted. For example: ...
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1answer
193 views

VirtualBox unable to start virtual machine

I am using windows 7 Ultimate with virtual Box 4.3.14 installed. I created a virtual machine but when I start the virtual machine, I get this error: Failed to open a session for the virtual machine ...
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18 views

VirtualBox - unable to access host web server with guest browser

I am running VirtualBox with Win7 guest VM on a Mac OSX 10.9.x host. I can access the Internet from a browser on the guest vm (used same proxy as host's in browser's proxy settings). I can also ping ...
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1answer
18 views

How to use proxy on Virtual Box (Windows XP)

I'm not exactly the most tech savy so please bear with me. I am trying to connect through a proxy with my Virtualbox accounts. Initially I wanted to just set the browsers in each virtualbox under a ...
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0answers
9 views

I need to re-mount the shared folder everytime my host folder has new files or changes in Virtualbox

I work with a Windows 7 host and a Xubuntu guest. Everytime my shared folder in Windows has new files or changes, I have to hit sudo mount -t vboxsf ... Why's that? Can I automate it somehow? Is ...
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1answer
24 views

Export Vagrant VM with all it's synced folders

Let's saying I'm working on a vagrant VM named foo and it sits on my host machine at ~/foo. In my scenario, foo uses VirtualBox as the provider and is using synced folders to configure and provide ...
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37 views

Enable Virtualization Technology for Acer 5750G

Acer has locked many options on their Aspire series including 5750. I need to have VT enabled for Intel HAXM and virtual machines running on x64 architecture. I followed this forum but that didn't ...
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14 views

VirtualBox: Grub sees hard drive, Linux does not

I installed Linux on my second hard drive. I can boot to it just fine. But when I try to boot it from a Windows 7 host using a raw host hard disk, grub sees it and can load vmlinuz and initramfs. ...
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1answer
73 views

VirtualBox - Mac OSX host Win7 guest - no Internet access for guest VM

I have a Mac running OSX 10.9.2, and I just downloaded and installed a Win7 IE9 VM in VirtualBox. My Mac uses Wi-Fi for internet access, and it's behind a proxy (it's a work machine). VirtualBox loads ...
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2answers
13 views

dig not working in a virtual host environment

I have installed three virtual machines (RHEL 6) on virtualbox, and attached a bridged mode network to all machines i have to use my first machine to be a DNS and the second and third machine should ...
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1answer
40 views

Change the color of the cursor in Sublime Text

I'm using Sublime Text the dark theme. The problem is that my cursor is also black and I can't see where it is with my background being black. How can I change my cursor color without change any color ...
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2answers
27 views

Mouse jumps around in Virtualbox Windows 3.1

When I use Windows 3.1 in Virtualbox, my mouse jumps up and down when I move the mouse up and down. I could be at the bottom of the screen and I move my mouse down and it jumps to the top. Is there ...
0
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1answer
38 views

VirtualBox Debian Jessie guest has invisible mouse after update

After updating the system with apt-get upgrade, the mouse disappeared in my guest environment. I use the guest additions and the other features work (like high resolution X sessions), but my mouse ...