VirtualBox is a platform independent open source virtualization software available for Linux, Solaris, OS X, and Windows hosts. Guest additions need to be installed to automatically adjust the guest screen resolution. USB is supported through a proprietary extension.

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How to start win7 or linux at user login

I have a PC that is multi-user. Each user has a defined OS profile. 1 windows users and 1 linux user, with the base OS linux. How can I boot the PC to linux and then allow each user login to launch ...
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27 views

How can I resize a virtualbox guest os (ubuntu)?

I run windows 8 and virtualbox with ubuntu 12 as guest os. Now it is 96 % full and I want to increase the size of the disk space available to ubuntu. There is no obvious way to do this in virtualbox. ...
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2answers
43 views

Show USB device (Android phone) in VirtualBox

I am running Ubuntu version 14.04 and have installed Virtualbox (version 4.3.10) to run a Windows 7 box. I have installed guest additions and the extension pack for Virtualbox and my user has been ...
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0answers
10 views

System freeze while starting a Vagrant box via VirtualBox on Ubuntu 15.04

I'm starting a virtual machine with: vagrant up The provider is VirtualBox. After few seconds the system freezes and I can't do anything. Only a hard reset is possible. Unfortunately I can't see ...
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2answers
305 views

Uninstall VirtualBox before uninstalling Ubuntu

I have installed VirtualVox VM and then installed Ubuntu. Then after some days I uninstalled VirtualBox from add/remove program. But I didn't uninstall the Ubuntu that is installed in VirtualBox. ...
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33 views

Ubuntu Host in VirtualBox has long delays before startup

I run Ubuntu in virtualbox on a windows 8.1 host. After some updates of the guest, it started to have lags/delays before it starts. It also shows some warnings. After it starts, everything is fast. ...
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19 views

A VirtualBox machine with the name 'homestead' already exists

This is first time to use ubuntu , I tried install laravel5 homestead by using vagrant and virtual box , when i write command vagrant up i get this error: A VirtualBox machine with the name ...
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1answer
38 views

Ubuntu MATE 14.04 LTSP Problems

I've come across a problem where I have gone through a read-me verbatim, and although it works fine, every time I reboot my system (Virtualbox in this matter), the IP address changes even though I ...
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5answers
3k views

Experiencing small resolution issue in Ubuntu 14.04.2 with VirtualBox, getting stuck on installing guest additions

TL;DR: I'm experiencing the small resolution issue in Ubuntu 14.04.2 on VirtualBox, and when I try to follow the answers to existing questions, either it doesn't solve the problem or I encounter ...
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0answers
14 views

Setup Windows 7 Virtualbox notifications in host Ubuntu

Is there any way to setup notification (such as a message from Skype or Lync) coming in the Windows OS running inside a Virtual Box to be notified in host Ubuntu (At least something like highlighting ...
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1answer
20 views

Unable to upgrade or remove broken virtualbox package

I'll start with some details of what led up to this: I'm using Ubuntu 14.0 (KDE on top although presumably that's irrelevant) a few days ago I let the system do an auto-upgrade. It crashed partway ...
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2answers
36 views

Error message with virtuabox with ubuntu as host

I installed virtuabox from their site and now I get this error message when trying to run VBox The vboxdrv kernel module is not loaded. Either there is no module available for the current ...
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1answer
33 views

Virtual Box Resolution Stuck at 640 x 480

I am running Windows 8, and Ubuntu 14.04.2. I need step by step instructions on how to install guest additions. Be very clear if you are referring to the host or guest. I saw another fix to run the ...
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1answer
11 views

Unable to share a folder on VirtualBox

I am running windows 7 by VirtualBox and I want share a folder to be able to move files between the Ubuntu and Win7, But When I use the following code on the Win 7 command line I get error : (the ...
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4answers
11k views

Shutting down all VirtualBox (vagrant) VMs in one easy to use bash command (that can be put into a bash file)

I use vagrant for development. I forget to shut down a few of the VMs. When I go to log out of my host machine, the Ubuntu shutdown process appears to hang. Might there be a way to script a close of ...
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1answer
18 views

Install Windows 8.1 Pro in Virtual Box

I am using Ubuntu 14.04 and I am thinking of installing Windows 8.1 using Virtual Box. I don't want to mess up anything so I have some questions. My PC has 4 GB of RAM. If I use 2 GB for the virtual ...
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2answers
1k views

Ubuntu in VirtualBox wants to install on every boot

I have installed Ubuntu 11.10 using Virtual Box in my Windows XP. I have use Ubuntu 11.10 iso to install it. First time when I installed every thing was fine but when I shutdown the VirtualBox and ...
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1answer
38 views

Virtual box NIGHTMARE

i'm trying to resolve this problem: root@xisco-pc:/home/xisco# apt-get upgrade Leyendo lista de paquetes... Hecho Creando árbol de dependencias Leyendo la información de estado... Hecho ...
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1answer
5k views

VirtualBox USB device error NS_ERROR_FAILURE (0x80004005) on Ubuntu 14.04 x64 VirtualBox 4.3

I have been trying to connect my new Boogie Board sync to a virtualbox 4.3 virtual machine running on an ubuntu 14.04 host. I keep running into this NS_ERROR_FAILURE (0x80004005) and have not been ...
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2answers
37k views

virtualbox machine boots to efi shell

I recently transferred a virtualbox machine from my laptop to my recently reinstalled desktop. The image works fine on my laptop, but when I try to boot it on my new machine, I get dumped to an "EFI ...
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5answers
39k views

Gaming with Virtualbox, has it worked for you?

Currently I am using Windows 8. I have a virtual box with Ubuntu set up for development. Aside from that I sometimes just want to relax and enjoy a game (Battlefield 3, Skyrim, Saints Row: The Third, ...
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0answers
28 views

Switching between graphics driver in combined dual boot/Virtualbox setup

I have set up a combined dual boot/Virtualbox system with Windows 8 as my main OS and a Ubuntu 14.04 LTS hard drive which can also be accessed as a virtual machine by VirtualBox using this guide. ...
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6 views

Ubuntu 14.04 Virtualbox Resolution [duplicate]

I have Ubuntu 14.04 on a Virtualbox. I installed the latest update. I installed Guest additions via: sudo apt-get install virtualbox-guest-dkms This did not solve the problem. I removed that ...
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0answers
17 views

File permission in Vituralbox shared folder [closed]

I installed mint 17 on vituralbox as the guest. After that, I created a shared folder and mount it on mint. sudo mount -t vboxsf share ~/host I also installed the guest additions and added user to ...
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10answers
67k views

Getting error message when trying to start a virtual machine

I have been using VMWare on Windows for a long time. But after a long wait, I moved to VirtualBox on Ubuntu 11.10. I installed Ubuntu, 32 Bit, installed all available updates and installed Virtual ...
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2answers
42 views

Ubuntu server 12.04 on VirtualBox

I can't connect to internet i lost the eth0 can someone help me please! My virtualBox network is Attached to : Bridged Adapter, Name : wlan0 Image set showing: 1) ...
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1answer
9k views

Having trouble installing guest additions for a Xubuntu 13.10 guest OS in Virtualbox 4.2.10

I am using Ubuntu 13.04 64-BIT as my host operating system running Virtual Box 4.2.10. I get this message when I tell virtualbox to install guest additions(CTRL+D),mounting the volume in the guest OS ...
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1answer
43 views

Create a LiveUSB from existing Ubuntu / Xubuntu installation?

I have a Xubuntu in my VirtualBox machine with several changes, and I'd like to make a LiveUSB out of it. I've already heard about Remastersys, but it's not supported anymore. How to customize the ...
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2answers
3k views

My computer cant read Ubuntu 12.04.3 LTS (Precise Pangolin) from CD-ROM

I have an emachines E525 I had to put the ISO on a blank disk and set the boot up USB CD-ROM and it does not see the CD, I tried the ISO on virtual box and it will not load it. Failed to open the ...
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0answers
6 views

Ubuntu (guest) freezes after a snapshot

My host OS is windows 7 and i have ubuntu 14.10 as a guest on my virtual box(v4.3.26). I took a snapshot of ubuntu before I began an installation, ever since then, when I save machine state and ...
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6answers
38k views

How to start Virtual box machines automatically when booting?

I have many Virtual box machines in my Ubuntu12.04, each time i shutdown or reboot i have to start them one by one. I wanna a help in writing script for automatically autostart the VBox machines ...
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6 views

Installing a VM using VBoxManage commands fails with NS_ERROR_FAILURE

I'm trying to set-up a VirtualBox VM, so that at the end of the process, an installation of Linux will start from the virtual DVD. Alas, at the end of the set-up process I get an NS_ERROR_FAILURE ...
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5answers
40k views

Ubuntu 14.04: very slow UI in Oracle VirtualBox

I recorded a video. Short summary: 14.04 is much slower than 12.04 even with more RAM assigned. I'm using latest VirtualBox 4.3.10 on Mavericks 10.9.2. How can I make it faster?
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9 views

Virtual Cross PlatForm Network

Alright I know this isn't a forum for discussion on VirtualBox, but it involves linux. I need help in building a virtual network with 2 linux flavors [Ubuntu,Centos] and one windows [XP/7] in ...
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0answers
40 views

Ubuntu 14.04 in VirtualBox, can't install virtualbox-guest-x11

I installed virtualbox-guest-dkms and virtualbox-guest-utils OK.I then tried to install virtualbox-guest-x11, & got a message that the package could not be installed due to unmet dependencies, ...
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0answers
6 views

Can't use http inside vbox

I am trying to configure a small virtual network on my host, with 3 Ubuntu servers, each running in their own vbox instance. Each instance has the network set to bridge, and each of them has it's own ...
26
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10answers
39k views

Unable to mount VirtualBox Guest Additions as a guest (Win7 host)

I keep getting this error dialog with an Unable to mount error E_FAIL ( 0x80004005 ) when I try to mount Guest Additions: I tried the Force Unmount, but that just closes the dialog with no action ...
0
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1answer
682 views

No route to host. How to SSH from guest machine in virtualbox to host machine by bridged adapter?

Sorry for the mistakes I've made. I'm trying to connect through ssh to my host machine (Ubuntu 13.10) from guest machine (Ubuntu Server 13.10) which has bridged adapter. Vice versa everything ok - I ...
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0answers
13 views

Why is Virtualbox and Gnome boxes limiting my guest to 3854MB of RAM in 15.04?

I recently upgraded from 14.04 to 15.04, and when I reinstalled Virtualbox on my machine, I noticed it was limiting my guest to only being able to use 3854MB on RAM. Vbox is the latest version (and my ...
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1answer
1k views

VirtualBox Proxy Settings with 14.04

I have tried many many things to use Firefox to connect to the Internet. I am using Ubuntu 14.04 on Oracle VirtualBox at my work. We are behind a proxy, but I cannot get Ubuntu to allow it to go ...
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1answer
8k views

install virtualbox guest addition terminal

I would like to install Virtualbox guest addition using the terminal. Because that is most easy to reproduce and to document. On the server I have Ubuntu 12.04.2. LTS I have Virtualbox 4.3.16 I have ...
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0answers
22 views

Why do I need to restart Ubuntu 14.04 LTS for my networking scripts to work?

When I started using 13.04 LTS on my Virtualbox VM (4.3.26), I turned off network manager and wrote some scripts for dynamically updating the static IP of my laptop on any network. I was doing this ...
23
votes
4answers
108k views

VirtualBox doesn't recognize USB [duplicate]

Possible Duplicate: Set up USB for Virtualbox I have Ubuntu 12.04 as host and Win7 as guest. I installed VirtualBox 4.1 and Extension Pack 4.1 from Oracle website. I also enabled USB 2.0 ...
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0answers
25 views

How to delete and restore Windows 7 MBR using Linux, while both are VMs

In the series of angles trying to mess up my virtual Windows 7 machine and then fixing it, I want to delete the MBR and then restore it, using Ubuntu's VM. The Windows VM hard disk (vdi file) is ...
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2answers
27 views

How to add my other hard drives to ubuntu on vmware

I have Windows 8.1 as my main OS and can't change it because of homegroup for my family. I installed VMware Workstation 11 and installed Ubuntu 14.04 LTS. I have shared my folders and have my D,E,F ...
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1answer
4k views

VBOX on ubuntu Could not read from Boot Medium! System Halted Error

im using virtual box on ubuntu . and win xp as a guest i facing a problem im getting "Could not read from Boot Medium! System Halted Error" here is a pic of my vb settings for that vmacine i had ...
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0answers
15 views

How to Mount secondary HDD for Virtual Box in Ubuntu 14.04

I'm new to Ubuntu and I love it but I’m having one minor problem installing my VBox. See I'm running the Host OS on a 128GB SDD and and a 1TB HDD for storage. I have an additional 500GB HDD That I'm ...
0
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1answer
4k views

14.10: VirtualBox “No suitable module for running kernel found”, Cannot Find Kernel Source

After the 14.10 update to VirtualBox, I can no longer run my boxes. Of note, running sudo service virtualbox status returns VirtualBox kernel module is not loaded and running sudo service virtualbox ...
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1answer
35 views

Connect host to guest with VirtualBox on Host-Only-Network-Adapter

I am using Ubuntu on VirtualBox as guest, on a Windows 7 host. I would like to have this configuration: 1) both guest and host connected to internet. 2) guest can reach host (through ping) 3) host ...
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0answers
30 views

Running Kubuntu on VirtualBox - Screen resolution stuck at 640x480

I am new to Linux in general and have just downloaded the virtual disk for SamuraiWTF - which runs on Kubuntu. I have gotten the virtual machine to run under VirtualBox on an Apple laptop, however I ...