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

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How to virtualize an existing OS2 operating system?

I was looking into virtualizing OS2. I know it's a little tricky to virtualize OS2 in the first place, but I was wondering If it were possible to virtualize an existing OS2? I was going to use Virtual ...
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26 views

Start Zenoss Virtualbox at Windows Boot/Startup With Remote Acess Working

I have configured a Zenoss VM on Virtualbox. When running, I can access the Web GUI remotely. I want to have the VM start with the server. Ideally at boot. I have tried a solution here which is on ...
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16 views

Compatibility of strace/ptrace with virtualized environments

I have realized that strace(http://sourceforge.net/projects/strace/) sometimes (not always, the behavior is non-deterministic) freezes when run in virtualized environments. For example, I have tried ...
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12 views

Why did PAE stop working?

Last week i had kali linux (1.0.7) running from a installed virtual box and one running from a usb in pae live mode. I went to use it this week and it saying my cpu doesn't have pae on. How can i fix ...
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1answer
339 views

PuPHPet, Vagrant and SSH - SSH Connection Timeout

I built a new CentOS 6.5 vagrant box and after provisioning, the SSH connection keeps timing out. I've attempted the steps in Vagrant ssh fails with VirtualBox but I receive errors (see below). I ...
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76 views

SOLVED: Samba and Groups (Windows Host, VM Linux Guest)

Ok I've been reading about Samba shares etc. for the past few days, I still cannot get it to work. I've gotten a public share and a private user share to work, but not a group share. [global] ...
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18 views

Imation Disc Stakka keep's reseting USB device

I just have finished fixing old device called Imation Disc Stakka with is CD / DVD library (without CD drive, just library) connected to USB. ...
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15 views

VPN connection sharing through Windows guest / Share guest VPN with host

Can I route traffic from Linux through the VirtualBox guest's VPN? The guest VPN client should see this traffic as local and therefore would not attempt to block it.
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29 views

Start 32 bit Windows on Virtualbox without VT-X

Since my main PC went down, I swapped my HDD to an old PC that doesn't support VT-X at all, while the broken one does. The problem is, my guest is a 32 bit Windows 7 that doesn't want to start ...
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1answer
7 views

Route request from 1VM to another

I have a linux ubuntu vm and windows xp vm running parallel. How would I go about routing a request from the xp vm to the linux vm? Host PC is setup to route test.com to 192.168.33.10 which is the ...
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91 views

VirtualBox Windows 7 guest network driver not installed even after installing guest additions

I installed VirtualBox on CentOS 6.0. Installed Windows 7 as a guest OS. Now it doesnt recognize the network card in the guest OS even after I installed guest additions. The network mode is NAT. ...
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36 views

VirtualBox Windows 98 SE not installing

I am using VirtualBox 4.3.12 on my macbook pro running OS 10.9.3 and trying to create a virtual machine from a Windows 98 SE ISO file I have, which is apparently bootable. Here are the settings I ...
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8 views

What is causing my kdeinit4 error?

I did not reinstall my OS or anything, but today as I log into my VirtualBox Kubuntu 12.0.4.02 LTS VM, I get a Could not start kdeinit4. Check your installation. error and can only boot into the ...
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1answer
71 views

How to install OSX (any version) on DELL XPS L502X as a virtual OS?

I have Dell XPS L502X Laptop, with 64bit Windows 7. [ :: Specifications :: ] I'm trying to install Mac OSX 64 bit on it via virtualbox. I don't need it as a bootable OS, cause that might damage my ...
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20 views

git corrupted on ubuntu vbox, power failure with proper shutdown

i use git on ubuntu headless server on virtualbox on my laptop. when i shut down the pc, i don't bother shutting down the virtualbox, i just shutdown the pc. it never was a problem. it was fine since ...
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2answers
21 views

VirtualBox VMs in the same network, not in the same as host

I have operating systems running on my host machine in VirtualBox. I want these to be able to access the internet and see each other. I don't wan't to use the bridge option because I want them to be ...
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2answers
53 views

Memory mapping of a 32-bit virtual machine on a 64-bit host

My host is a 64-bit ubuntu operating system and I want to setup a windows 7 virtual machine. I suspect that using a 32-bit windows 7 vm does not have any benefits regarding the RAM and disk space ...
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93 views

virtual box installation aborted in window 7 guest

i tried to install a guest addition in window 7 guest but it can not be succeed with unknown errors, below is the log file of the installation. Stopped logging into separate file Output folder: ...
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2answers
152 views

Viewing Xubuntu desktop in full screen under Virtualbox on Windows 8

I have Virtualbox 4.3.12 installed on Windows 8. I have installed XUbuntu 14.04 as guest OS under Virtualbox. It runs fine. However, I faced some issues: How to share files between the host and ...
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44 views

Cant access into ubuntu server using putty in virtualbox

I have ubuntu server installed in virtualbox and the host os is windows 7.I need to access into that ubuntu server using putty.Now the way to access via putty is to, have two adapter in virtual box ...
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46 views

How to setup Android on VirtualBox with host-only adapter

I am trying to setup a test environment of 2 VBox OS, one with Ubuntu, the other with Android KitKat. With Ubuntu, setting up NAT and host-only adapter is a breeze. However, with Android, I tried 2 ...
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63 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 ...
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35 views

Will a dhcp server work as VirtualBox guest on a bridged interface?

I do LAN gaming a lot. :) However, the game i´ll host this time will need some dns to "forward" requests to a server inside this lan and i thought: Why not to create a dhcp-server inside a VM so ...
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1answer
32 views

(Virtual HDDs/VirtualBox) I messed up the /dev/sdX of my Linux virtual drive; how do I fix it?

I'm having a bit of trouble porting my Linux physical partition to a VDI for running it in VirtualBox. First of all, Linux Mint Petra was on the same HDD as my Windows 7 and I was able to dual-boot ...
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12 views

Bootable linux from vdi

How can one convert a "bootable linux on vdi (virtual box disk image)" to a "bootable linux usb device" (Note - the vdi is a dynamic image)
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33 views

How to recover previous “current state” from VirtualBox *after* restoring from snapshot

Details: Win 8.1 (host OS) Laptop running Virtual Box. Ubuntu 10.04 Guest machine inside Virtual box. 6 month old snapshot of guest machine and "current state" in use. User was having problems with ...
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1answer
35 views

Can't start Seamless Mode despite installing Guest Additions

I've installed the guest additions on my Debian Linux virtual machine. Installation went through without any problems. For some reason I still can't get the option to run in seamless mode (it's ...
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153 views

Why can't I setup an SSHFS share? “OSXFUSE file system is not available” error

I'm trying to setup an SSHFS share from my local machine to a remote machine, but it is not working. I'm getting the error OSXFUSE file system is not available (see below). How to fix this?? FYI, my ...
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18 views

Pinging host from virtual machine

I have Windows 7 running as the host OS.I just installed my copy of Virtual Box and run Kali Linux as the virtual OS.I disconnected my host from the wireless connection at home,and it got connected to ...
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1answer
56 views

Grub cannot find root disk on VirtualBox

I've built myself a boot image of a variant of Arch Linux for writing to USB sticks. It uses grub with default values, and it works just fine when booting a physical box from USB. (This question ...
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21 views

Make folders shared to virtualbox password protected

Host machine: Xubuntu 14.04 Guest machine: Windows 7 I am sharing my entire home folder with virtualbox with my setup. Unfortunately, for the software development I'm doing on the virtualbox I have ...
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Why can't I create a soft link in Oracle VirtualBox from my Macbook Pro?

I have setup a VirtualBox (version 4.3.12) running on my MacBook Pro (OS X 10.9). This VirtualBox is running CentOS 6.5. I can successfully SSH from the Macbook to the CentOS VM by doing ssh ...
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23 views

How to create soft link in Oracle VirtualBox from my Macbook Pro?

I have setup a VirtualBox (version 4.3.12) running on my MacBook Pro (OS X 10.9). This VirtualBox is running CentOS 6.5. I can successfully SSH from the Macbook to the CentOS VM by doing ssh ...
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1answer
31 views

Can I use same MS product code to replace Win7 with Ubuntu-host+Win7-guest?

My new laptop came with Windows 7 Home Premium pre-installed. Ubuntu would have been my preference, but only as long as I could keep a Windows 7 VirtualBox around to get me through those occasional ...
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1answer
28 views

How can I assign a VirtualBox guest a permanent network-independent address?

I maintain several headless VirtualBox guests on my laptop (Ubuntu host, Ubuntu/Debian/Windows guests). I start them from the command line, they are assigned an IP address via DHCP, I query them to ...
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31 views

How to share/access files in CentOS running in VirtualBox from my Macbook Pro?

I have setup a VirtualBox running on my MacBook Pro (OS X 10.9). This VirtualBox is running CentOS 6.5. I can successfully SSH from the Macbook to the CentOS VM by doing ssh saqib@127.0.0.1 -p 3005 ...
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1answer
21 views

How to run headless VirtualBox in another GUI terminal in Linux?

I want to run Windows and Linux simultaneously through Virtualbox with Linux as a host. Having desktop environment running on GUI terminal (ctrl+alt+f7) I want to run from the first terminal ...
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48 views

Networking issue in Windows 8.1 / 7 and Virtual Box

I have a Windows 8.1 (x64) installed on my notebook PC, I've also installed a Windows 7 (x86) in Virtual Box which is installed in my Windows 8.1. in Windows 8.1 I can access a network that is not ...
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25 views

Getting an old USB device (projector) to work through a VM

I have an AIPTEK T20 Pocket Cinema projector (which I bought in 2009, and officially went out of production in 2012). It used to work back in the day when I had Windows XP installed on my computer. ...
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51 views

Unable to connect to inernet in an Ubuntu 14.04 VM installed over windows 7 guest os

I've created a Ubuntu 14.04 VM using oracle's VirtualBox on my Windows 7 PC. I've also managed to install drivers form Guest Additions CD image, but in spite of all that I still can't get the internet ...
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11 views

Assigning number of Cores and Processors to a particular VM

I would like to know if we could assign uneven no of cores under different processors for a particular VM. I mean say for a particular VM we decide to assign 2 Processors and a total of 3 cores, ...
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1answer
256 views

Kali Linux VM: Permission denied to run shell script, as root

I've just installed Kali Linux (Debian) in a VirtualBox VM. I want to install the VBOX Additions that will allow me to configure things like screen resolution (hopefully). My problem is running the ...
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154 views

acer aspire E1-422 Insyde h20 BIOS advance settings

I bought acer aspire E1 422 AMD laptop MFG:on 2013/12/03 Its MAD V technology to be used as virtual machine. But the bios(Insyde H20 EFI 3.7 ver 2.7 ) have been disabled to change the VT settings ...
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1answer
27 views

Is a bootable OSX USB stick live: can try, to test an app?

I want to test my OSX app on an older version of OSX (10.8). Will a 'bootable install USB stick' (official from Apple) be live? That is, like a Ubuntu stick that offers the choice of 'install' or ...
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97 views

Listen to audio of a virtual machine in the background?

I know it's a weird question but the scenario is that I am a Windows user and I made a script which reports "something" with a sound in a Debian virtual machine, but when I have it minimized I can not ...
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35 views

virtual box connecting to different network on host and guest

On my mac, I'm running virtual box with a linux guest OS. My mac is connected to a network using the wifi card. Is it possible for the guest to also use that wifi card but to connect to a different ...
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1answer
26 views

Open native browser from within a virtual machine on Mac

Is there a way to open a browser window from within the vagrant vm? This is what it says: $ open . Couldn't get a file descriptor referring to the console $ open http://localhost:3000 Couldn't get a ...
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20 views

VirtualBox Port Forward not working when Guest IP *IS* specified (while doc says opposite)

Trying to port forward from host (Mac OS X) 127.0.0.1:8282 -> guest (CentOS)'s 10.10.10.10:8080. Existing port forwards include 127.0.0.1:8181 and 9191 to guest without any IP specified (so whatever ...
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1answer
31 views

Increasing display time in virtualbox

I am using android in windows 7 via virtualbox. Whenever my android screen blackens it is too tough for me to wake it up. I am turning it off to get away from the issue. Increasing the display time ...
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18 views

P2V Converted VM via vCenter does not work on VB/VMM

I Virtualized my Win2k8 Server using vCenter Standalone, hoping that I could run the Virtualized Server on Ubuntu using either Virtual Box or VMM for Linux. VMM does not support vmdx so it does not ...