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

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Unable to SSH into freshly installed debian VM, “Permission denied, please try again.” error

I just set up a Debian 7 VM. I can ping my VM from host OS, which is Ubuntu 14.1, but can not ssh into VM. Here is the output of ssh -v EDIT: I am using virtulbox. I am not using any command line ...
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2answers
38k views

How to compact VirtualBox's VDI file size?

I've a VirtualBox VM which configured a very large hard disk size (bigger than host). By my mistake, a program on the VM generated lots of log files and the VDI file size keeps growing until there is ...
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1answer
2k views

Bridged networking to VirtualBox guest from OS X host

I'm trying to bridge my network connection from my OS X host to my Arch Linux guest. However for some reason the bridge network option in VirtualBox doesn't work for any traffic, yet NAT does. How can ...
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1answer
13 views

No IP adress in virtualbox, Ubuntu and metasploitable vm

I am trying to set up a lab environment with virtual box - Ubuntu, Metasploitable2 and Kali. When I run ifconfig in Ubuntu, I get the following output: eth0 Link encap:Ethernet ...
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1answer
40 views

Windows 7 host VirtualBox full-screen crash

I have installed VirtualBox on my main drive. When I run (host: Windows 7, updated) my virtual machine (Mac OS X iAtkos ML2) works fine until I try to enable full-screen*. Then it crashes with the ...
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3answers
6k views

How to change fixed size VDI with modifyhd command in Windows?

I'm trying to figure out how to change the size of a VDI file. I'm new to VirtualBox, and I got a lot to learn. But I think I got the hang of the basics. I have already installed Windows 7 as my first ...
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4answers
501 views

VirtualBox/Ubuntu mouse disappears

I just created an Ubuntu 14.04 VM in VirtualBox (the host is Windows 7) and have noticed a strange "bug" occurring with the mouse. And yes I installed guest additions. About 50% of the time, when I ...
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0answers
18 views

Visibility of application menu and menu bar in Ubuntu with Unity

I am using Ubuntu 12.10 i386 on virtualbox (4.3.15 on windows 7 host). Uses Unity :-( The applications menu is set on the system menu. The app only has the top bar with the little buttons to close, ...
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3answers
3k views

Sharing internet connection from host to virtualized Ubuntu with Virtual Box

I have Ubuntu 11.10 in Virtual Box installed on Windows Vista. I am having a Broadband(PPPoE) internet connection. I would like to use my internet connection inside Virtual Box in Ubuntu. I tried with ...
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0answers
10 views

Live VM snapshot without pausing the VM

Which virtualization systems support taking a snapshot of a running VM without pausing the VM? As far as I know, both VMware and VirtualBox pause a VM while taking a live snapshot. Technically it ...
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1answer
5k views

How to Use a Shared Folder in VirtualBox with AndroVM

I'm trying out AndroVM and cant figure out how to access a shraed folder with VirtualBox. The instructions say it needs to be called mysdcard, which I did. But I can't find it in the android. What do ...
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3answers
5k views

Can I run Windows 7 in a VM on ARM Processor under Ubuntu/Xubuntu/Lubuntu?

I'm trying to run a Windows 7 virtual machine on this device, and I want to use a host OS that supports VirtualBox. I want to throw on the least resource-intensive (CPU and RAM, HDD space is not a ...
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0answers
14 views

Alternative way of converting physical disk to virtual

I have a hard disk (60 GB, about 20 used) with windows XP I want to convert to a VirtualBox hard drive. I followed the instructions in [https://www.virtualbox.org/wiki/Migrate_Windows] but the process ...
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0answers
8 views

Slow apache requests on Ubuntu Virtualbox VM with multiple network interfaces

I have configured a VirtualBox Ubuntu VM for PHP / Wordpress development. It has two network interfaces: a host only and a bridged network. The second one is to provide an internet connection to the ...
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1answer
10 views

import Virtualbox disc with snapshot

I have a VirtualBox discimage and a snapshot of the current state. How do I import them to my current Installation? I tried to create a new machine, creating a snapshot and replacing this to files ...
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3answers
31k views

E_FAIL (0x80004005) when running Linux through Windows 8 Virtualbox

I wanted to run Linux through my Winows 8.1 machine using VirtualBox as hypervisor. After I tried adding Ubuntu (or Fedora, on another instance) to the list of virtual machines, I clicked Start, but ...
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0answers
19 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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0answers
11 views

Unable to connect VirtualBox VM

I have a MAC hardware running Darwin OS with 5 virtual box VMs installed on it. Today I have checked the xymon monitoring as I do everyday when I start my shift and found one of the virtual boxes is ...
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3answers
94 views

Does Virtualbox support DMG files on non-Mac OSes?

I'm trying to use a DMG as disc drive for a VirtualBox virtual machine, and I'm greeted by this very unpleasant surprise : This reads : Error opening optical disc file C:\Users... Could ...
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1answer
2k views

Virtualbox No suitable module for running kernel found

I use remote machine ubuntu 12.04 (console only) Distributor ID: Ubuntu Description: Ubuntu 12.04.4 LTS i have some strange kernel uname -a Linux 2.6.38.2-grsec-xxxx-grs-ipv6-64 #1 SMP Fri Apr ...
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0answers
7 views

One-sided ping between two HostOSs in vbox

I am running HostOS Win8 which is 192.168.1.3. I also have two other devices connected with .1 and .2. On my HostOS there are 2 Virtual Machines. GuestOS WinXP which is 192.168.1.11 and GuestOS Linux ...
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2answers
5k views

Getting “error loading operating system” when I start a VM. Worked fine prior opening with VirtualBox

I'm using VMware Workstation 7.x on Windows and I'm getting this error when I start my VM: error loading operating system That started to happen when I tried to load the VMDK file into the ...
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0answers
11 views

How do I mount a shared folder on a virtual maching running from an external hard drive?

I have installed a virtual machine running ubuntu 12.04 on my external hard drive (detected as F:\ on windows 7 host where virtual box manger is installed). I would like to share a directory on ...
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0answers
101 views

VirtualBox Linux Mint Refuses to Save to Hard Disk

Every time I start up Linux Mint and add some files to the Desktop, they disappear when I shut down and restart the OS. I could just save the state of the machine every time, but that's a bit ...
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0answers
119 views

Is it safe to use Ethernet link from linux on virtual box, and USB modem from host windows XP simultaneously?

Environment: Win XP SP3 connected to the internet from a USB modem on an 845GBV board Win 7 x64 with an on-board realtek chip What I want to try: Setup a NIC on the 845 GBV board Use the ...
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2answers
391 views

Resizing virtualbox vdi doesn't work

I tried resizing my VirtualBox disk (.vdi) with VBoxManage, but it didn't resize the hard drive. The command while in the root folder of VirtualBox was: VBoxManage modifyhd ...
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1answer
5k views

Resize partition of Windows 7 running on VirtualBox with dynamically allocated storage

I run Windows 7 inside VirtualBox. I resized the disk of Windows 7 from 25 GB to 50 GB: VBoxManage modifyhd Windows\ 7\ Pro.vdi --resize 50000 ...
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2answers
1k views

After doubling virtual disk size in VirtualBox, fdisk -l still shows old disk size in guest CentOS

I'm running CentOS 6.1 as a guest in VirtualBox 4.1.18 on a Mac OS X (Snow Leopard) host. Since 50 GB for my CentOS guest proved to be insufficient, I resolved to double its available disk space. ...
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0answers
98 views

Why does my virtual image use more than 3x as much space as the combined file system?

I'm trying to mess around with bitcoind (just the daemon) in a Virtualbox Ubuntu installation. So after installing bitcoind in the virtual installation it downloads the blockchain which is about 5 ...
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2answers
129 views

Size of the compressed image file deteriorates with usage

I have created a VDI file using VirtualBox and need to upload it with compression for other to access. The more I use the virtual machine, the less the compression happens. There is not much of ...
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0answers
800 views

VirtualBox FATAL: No bootable medium found! System halted. after resize

After resizing VHD file with VBoxManage modifyhd "c:\VMs\WinXP.vhd" --resize 50000 and successful operation I cannot boot from this VHD: FATAL: No bootable medium found! System halted. Previous ...
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1answer
39 views

Increase dynamic VDI disk size

I'm running Linux (OpenSuse) host (Oracle VirtualBox) with Win 7 guest. I configured the VM with a VDI format disk that grows dynamically as required. Windows currently has 3.5 Gb free but I need to ...
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1answer
54 views

Bridged Adapter in VirtualBox's guest OS not working

My problem is that Bridged Adapter doesn't work on my GuestOSs in VBox. I have two GuestOS, windows and Linux. Both have internet connection when using NAT and both can't connect using Bridged ...
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0answers
374 views

Re sizing VirtualBox vhd with windows 7 host and windows xp client

I am stuck on one step of resizing a virtual hardisk... I followed the instruction used found in this Youtube video... Video I followed Well that worked. But my windows xp virtual still had the ...
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2answers
3k views

How to increase VirtualBox virtual drive actual size?

I have selected "dynamically allocated" mode upon creating virtual drive. I was thinking it will grow automatically up to maximum size. But it constantly has "actual size" of 4Gb and does not growing ...
0
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1answer
710 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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2answers
536 views

Ubuntu 9.10 screen resize on VirtualBox 3.2.8 on Windows Vista machine

I have installed Ubuntu 9.10 on my VirtualBox 3.2.8. I installed all the guess additions. The main feature of the guest additions is not working for me. That is resizing the Ubuntu on VirtualBox. I ...
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1answer
3k views

Is it possible to shrink a VirtualBox dynamic image?

When you create a Virtual Box image you can choose to create a dynamic one, which will grow as needed so that even if your image is for 20GB, if you used only 4GB, only 4GB is taken from your hard ...
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1answer
47 views

VirtualBox virtual drive actual size not increasing

I have selected "dynamically allocated" mode when creating virtual drive. But it constantly has "actual size" of 10GB and does not grow to 20GB which is virtual size. Guest OS says it has no more ...
0
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1answer
16 views

VirtualBox disk resized, how to get last snapshot?

I am setting a complex environment in a Linux Vbox, running under Windows 7. VBox version 4.3.15 I had to install a large number of items, with very complex dependencies... something that I do not ...
0
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1answer
26 views

Can I run Windows Phone 8 emulator (hyper-v) under an os in virtualbox/vmware?

My computer has Windows 8.1 Single Language, but I need at least Pro to enable Hyper-V. I have a Windows Embedded 8.1 Industrial Pro ISO and a Dreamspark key, but I have all my data on my hard drive ...
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4answers
12k views

Unable to uninstall virtualbox network drivers

Last time I tried to uninstall virtualbox, it failed with a BSOD. Since then, I am unable to install any version of virtualbox. The uninstaller seem's to fail to. When i look in my network drivers ...
0
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1answer
16 views

Use Virtual Machine as Proxy in VirtualBox

I would like to network 3 VMs in VirtualBox. One will be running a proxy. Two will be unable to connect to the Internet directly, but be able to connect through the proxy VM. How should I go about ...
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0answers
25 views

Copy/paste and drag/drop does not work from host to guest in Ubuntu Virtual Box

I have just set up Ubuntu 12.04 in a VirtualBox (v. 4.3.15) under windows 7 host. I set clipboard and drag-and-drop to be directional. I can copy and paste from the Ubuntu to the windows side. ...
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2answers
43 views

How to defrag Virtual Box HDD files?

I am using Virtual Box on Windows 7 Machine. I have created several virtual machines of Ubuntu Servers on it. I store my all virtual hard drives on a dedicated NTFS partition. This partitions has ...
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2answers
9k views

WiFi in a kali virtual machine?

I have Kali linux installed on Virtualbox (4.2.12) and the host OS is windows 7. I have bridged the VM with the host OS.The problem is Kali is not able to detect the WiFi interface. I searched the ...
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0answers
11 views

Qemu within an ubuntu image(virtualbox) cannot ping the host

Im running QEMU within an ubuntu image (of virtualbox). This virtualbox is installed in a windows 7(host). The problem is QEMU cannot ping the host but it can ping the ubuntu image. Here's some of ...
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0answers
32 views

Virtual Box is not opening 64 bit .iso files:

I have Windows 8.1(64 bit Operating System) installed on my computer and I want to install Ubuntu using Virtual Box for my project. I have downloaded the Ubuntu .iso file(64 bit) but when I create a ...
2
votes
1answer
2k 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 ...
24
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3answers
10k views

How can I start a VM without getting a window?

VirtualBox has a window showing the display of the guest OS. I am connecting to VirtualBox with Remote Desktop, so I don't need VirtualBox to show that window in the host OS. Of course, I can ...