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

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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 ...
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4answers
489 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 ...
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0answers
23 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 ...
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1answer
53 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. ...
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1answer
63 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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15 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 ...
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0answers
31 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. ...
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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 ...
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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
21 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 ...
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0answers
8 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 ...
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0answers
20 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 ...
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0answers
54 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 ...
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1answer
48 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 ...
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2answers
98 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 ...
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1answer
532 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 ...
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1answer
47 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 ...
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0answers
27 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 ...
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1answer
498 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 ...
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1answer
6k 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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1answer
114 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 ...
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1answer
59 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. ...
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0answers
122 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?
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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 ...
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2answers
372 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 ...
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0answers
5 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 ...
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2answers
194 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 ...
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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 ...
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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 ...
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0answers
41 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 ...
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1answer
535 views

Errors when compacting VirtualBox VHD Image

My host OS is OS X Lion running a Windows XP client with VirtualBox 4.2.0. I'm wanting to make a copy of the image and compact it to share with a colleague. First, I used the VirtualBox command line ...
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0answers
14 views

VirtualBox: create a serial port bridge to the same VM

I'd like to make a bridge between Serial Port 1 and Serial Port 2 on a VM. Practically this would route all data from VM Serial Port 1 back to VM Serial Port 2 so that an application listening on ...
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0answers
6 views

vagrant config with public iface problems

I have Vagrant/coreos 3 node configuration in VirtualBox with config.vm.network "public_network", bridge: 'eth0: Wi-Fi' when coreos nodes come up they have for some reason 2 network ifaces: eth0 that ...
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1answer
16 views

Windows XP machine doesn't see Debian disk in VirtualBox

I have created a test Windows XP machine for testing software. I also have an old Debian HDD. But I have forgotten my Debian password (it last ran 2 years ago). I think I'll either reset the password ...
0
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1answer
31 views

How do I set up VirtualBox 'multi-site' test lab?

I have VirtualBox installed on a machine at home. What I would like to accomplish is to set up two (or maybe more) different subnets within the Internal network (completely isolated from my home LAN). ...
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0answers
18 views

Accessing a virtual machine outside a network

I've set up a virtual machine (using VMware, running linux mint, also had another one running RHEL 5). Now in the coming future, I'd like to develop a project which would involve remotely accessing ...
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3answers
3k views

Mount failed (unknown file system) in virtualbox in ubuntu 14.04 and Windows 7 as host after installing GuestAdditions

I am using virtual box 4.3.6 in Windows 7 PC. I am trying to run Ubuntu 14.04 . After installing ubuntu since the display was low resolution i tried to install VirtualboxGuestAdditions I downloaded ...
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0answers
13 views

Allocating server CPU cores to virtual box guests for heavy compute, light i/o load

Please share your recommendations for allocating CPU cores to guests on big iron. I am asking basically this question 6 years later: Is there an optimal setting for the number of CPU cores exposed ...
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0answers
18 views

vagrant re- installation problems

I had to move my environment to new account "newname" from the old one "oldname". I cannot re-initialize vagrant ( i tried vagrant init, or manually deleting /Users/newname/.vagrant.d), it still ...
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0answers
102 views

Windows 8.1 Task Manager network usage and Virtualbox

My question is related to this question: How to make windows task manager to show network usage? but I can't post there, because my reputation is 1. I have Virtualbox 4.3.16 (Latest) installed on ...
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1answer
69 views

Randomly getting booted off of SSH despite sending keepalives

I’ve cooked up a Debian 7 virtual machine (with VirtualBox) in an attempt to play with setting up my own server and other such cool tricks. This is all on one computer. I can SSH into the virtual ...
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2answers
2k views

Running ubuntu in virtualbox, low screen resolution/dimensions

I am running windows 7 natively, i7 64 bit chipset. ATI radeon hd 4800 series video card. I have virtual box. For some reason, when running ubuntu in virtualbox, the screen rez is like 600x480 ...
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1answer
38 views

Mount existing partition on VirtualBox

I've been trying to boot my Windows 8.1 on a VirtualBox machine under my Linux Mint 17. Everything is in x64. I've installed VirtualBox and its GUI to do so. My Windows 8.1 is on /dev/sda2, my Mint 17 ...
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0answers
29 views

Windows 7 emulate wifi pci card as usb

I have a pci wifi card which I want to share with my ubuntu guest (virtualbox) so that it can act as a wireless router. I know that virtualbox doesn't allow pci passthrough so is there some software ...
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2answers
4k 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 ...
2
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1answer
2k views

Cannot install virtualbox-ose-guest-dkms on Ubuntu 10.04

I'm using Ubuntu 10.04 and kernel: 2.6.38-11-generic-pae. While using VirtualBox, i got this error: Kernel driver not installed (rc=-1908) Please install the virtualbox-ose-dkms package and ...
7
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2answers
12k views

Using Samba to share a folder from a Linux guest with a Windows host in VirtualBox

I would like to share a folder from a Linux Guest with a Windows host (with read and write access if possible) in VirtualBox. I read in these two links: here and here that it's possible to do this ...
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0answers
9 views

2nd monitor absent in VirtualBox

I'm using VirtualBox but cannot get a second monitor for my guest. Why not? As you can see in the screenshot, the Win7 guest actually thinks it has two monitors, but there is no window for the second ...
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0answers
12 views

Connect 2 physical machine drops Internet connection

I have 2 physical machines, with 2 VM on the first physical. I have been trying to connect 2 physical machines via RJ45 and give internet to the "lan" via NATting RNDIS on one VM (gateway) and routing ...
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6answers
6k views

VirtualBox bidirectional clipboard sharing stops working after some time

Clipboard sharing starts working fine, but it stops working after some time (until I reboot the machine). From what I understand sometimes the guest additions stop working. I read that I should see ...