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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Ubuntu 14.10 VirtualBox guest doesn't get IP from DHCP

I'm running Ubuntu 14.10 as host, and have tried a couple linux distros as guests, including Ubuntu 14.10. Each exhibits the same symptoms: they fail to configure the second network interface. ...
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253 views

“Vagrant Up” error

I entered "vagrant up" in the terminal and got this: /opt/vagrant/bin/../embedded/gems/gems/vagrant-1.7.1/lib/vagrant/pre-rubygems.rb:31: warning: Insecure world writable dir /usr/local/sbin in PATH, ...
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88 views

VirtualBox Ubuntu internet connection problem on Chrome ERR_ADDRESS_UNREACHABLE

I am a beginner Ubuntu user, I use it via VirtualBox. I was eligible to connect internet yesterday, but today I can't access most of the sites. For example I can search something in Google, but I ...
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66 views

Migrating from Windows 2000 (Server) to Ubuntu 14.10 (Server)

I'm BRAND SPANKING new to Linux. I'd really appreciate any help I can get with this. I've been tasked to upgrade a dying Windows 2000 box that acts as a file and print server. Sounds easy, right? ...
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54 views

How can I stop gedit crashing when using save as?

I keep encountering a problem when trying to use the Save As functionality in gedit when I am running a model that keeps creating files in the directory I am looking at. I have opened a file and ...
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77 views

VirtualBox installation in Ubuntu 14.04, throws an input output error

I am trying to install VirtualBox and I keep getting this error message in XTERM (and the Ubuntu Software Center) when I do sudo apt-get install VirtualBox: dpkg: unrecoverable fatal error, ...
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50 views

Trying to set up Apache Virtual Server on Virtualbox

I have set up an Ubuntu 14.04 server with a Lubuntu front end in Virtualbox. I now want to configure two virtual servers on this system (something I have already done successfully on Windows). I just ...
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37 views

Is it possible to access an Ubuntu server on multiple networks?

I hope someone can help. I have Ubuntu Server 14.04 LTS running in VirtualBox, running as a web server on my laptop. I take my laptop between home and work, so the network configurations are ...
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68 views

Only half of screen height in VBox seamless mode on secondary screen

On my secondary screen my Windows 7 guest in Virtual Box works fine in Fullscreen but not in Seamless Mode. In Seamless Mode the guest only gets half of the actual screen height (2048 x 723 px²) ...
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373 views

cannot access hard disk usb from virtualbox guest with winows 7 on ubuntu host

First of all sorry for my english :) I'm using VirtualBox 4.3.18 (downloaded from oracle's site) I'm running ubuntu 14.04 as host and windows 7 64bit as guest. When i plug the usb hard disk the host ...
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122 views

Virtualbox 3D acceleration doesn't work with Ubuntu 12.04

I'm running 64 bit Ubuntu 12.04 as Virtualbox guest, host is Windows 7 64 bit. Ubuntu works slowly if I disable 3D acceleration in Virtualbox and painfully slowly if I enable it. I have followed ...
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250 views

Ubuntu 14.04 - normal user requires sudo to access cdrom, webcam etc

I've just installed Ubuntu 14.04 Server and ROS (Robot Operating System) on top of it in Oracle VirtualBox 4.3.14. In addition to that I've also installed OpenCV so that I can combine it with ROS ...
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91 views

Ubuntu as VPN router

Here's my situation: Remote network (10.0.0.x) in another city, with a Cisco VPN router Windows server (local) that I want to have on the same subnet as remote network On the Windows server I've ...
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184 views

Resize of VirtualBox Resolution Doesn't Work

I've recently installed the Guest Additions CD on my windows VirtualBox running Ubuntu 14.04. It was working great for a while - screen resized automatically, etc. However, when I turned off my host ...
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110 views

Running VirtualBox 4.2 and PhpVirtualBox 4.2 on Ubuntu 12.04 LTS

There are many Tutorials about installing VirtualBox and Phpvirtualbox. In my case non of them has worked. The result is if I open over the Browser the Page is blank. The Source Code has a Code with ...
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3k views

How to install VirtualBox in Ubuntu 12.04 LTS: “No suitable module for running kernel found”

I have a fresh 12.04 LTS installation. I have installed linux-headers-generic as well as build-essential. When I install virtualbox, I get the following error: Building initial module for ...
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37 views

Ubuntu server different kind of services

I'm starting to learn more about servers and I was thinking if (and how) I can run multiple services on my Ubuntu Server. For example: I'm starting to develop a system with Django (Python) and I also ...
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126 views

VirtualBox Ubuntu Share Guest VPN with Host

This might be convoluted, but bare with me. I need to connect to my work VPN, but my work uses juniper network-connect. I have a 64 bit Ubuntu running 14.04, but not a single one of the juniper ...
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54 views

Can't boot various Macs from USB, “malformed file” error

I have been given a USB by my university with a bootable version of Ubuntu (I am unsure what version) pre-loaded with a bunch of software I need for robotics. Several computers successfully booted ...
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44 views

virtualization of Ubuntu 14.04 on macox using virtual box

I have 2 main questions related to the virtualization. First, after having installed ubuntu on VBox latest version on my macbook pro, the OS is working fine but display setting is stucked in 800x600. ...
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383 views

Mac host and Ubuntu guest on virtual box shared folder issue

I have set up ubuntu server on virtual box on my mac. I created a shared folder which appears to be saved and visible in the configuration section on virtual box for the ubuntu server machine. My ...
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78 views

Run virtualbox in other X session

I'm running ubuntu on my laptop (host). Inside ubuntu, there is running one instance of virtualbox. (where is installed MS Windows). My idea is to run virtualbox in separate X session (something like ...
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72 views

Enable seamless mode for kalilinux

I'am in ubuntu 14.04 , Windows 2012 work fine with seamless mode in virtualbox but Kalilinux the seamless mode is disable. i had install Guest Additions and enable 3d and 2d acceleration.
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62 views

No USB boot. No CD boot. Can I install Ubunto on a Mac Mini?

I've been through the answers to similar questions, but they all require USB or CDROM booting. I've installed EFI - it might be that I've not done that correctly, but it boots in EFI, but doesn't find ...
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79 views

How to reset ubuntu to state just after installing(in virtual box)

I have been using ubuntu in virtual box. I created a virtual hdd of fixed size. But now the disk is full. I don't know how (it had 10 Gb space). I need to reset the ubuntu to initial state as if just ...
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1k views

How does one run Unity 3D (the full free version) in Ubuntu Studio?

How does one install Unity 3D (the full free version) on Ubuntu? I have tried to run the program through Wine 64-bit, and I get this message every time: Error initializing license system. Please ...
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98 views

Virtualbox Guest Additions are not used

Today, it seemed in my Ubuntu 14.04 VM (Kubuntu 14.04 host), there was an update for the Guest Additions to 4.3.12, and I was requested to install them from the Devices menu. I did this, but even ...
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309 views

xubuntu: compiz using 100%+ cpu

I seem to be experiencing an issue with Compiz in terms of cpu usage. The only thing I've been doing differently (been running this system for a month or two with no issues) is I have been running ...
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822 views

What is holding my USB device when I try to use it in VirtualBox?

Ubuntu host, XP guest. When I connect the USB device I want to the virtual machine, I get: Failed to attach the USB device Microchip Technology Inc. PICDEM FS USB Demo Board (C) 2004 to the ...
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134 views

Moved a VBox guest to a physical host; network is up, but OpenSSH is not. Why?

I've come a cross an issue I really don't understand. I wanted to install Ubuntu Server on a headless box I have. The desktop sits right next to it, and adding and removing disks are very easy, so I ...
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4k views

Ubuntu 14.04 Virtualbox Guest USB Drive Mounting Works For Some Devices but Not Others

I have a VirtualBox ubuntu guest running on a osx host. I've searched the web and implemented the solution for similar problems, but nothing has helped me resolve my issue. When I connect my phone, ...
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46 views

LTSP Server in Ubuntu

I am creating an LTSP server project in which I have Ubuntu 10.04 as the OS. On VirtualBox, I have at least 1 client installed right now and the server itself. I installed the server using a desktop ...
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762 views

Installing 14.04 (64bit) and restoring certain config files from 12.04 (32bit)

I currently have a 12.04 LTS (32bit) installed alongside Windows. I've also set-up virtualbox inside my current Ubuntu installation. Well, I know that a simple sudo update-manager -d will get me ...
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36 views

Two Cursors Unbuntu 12.0 on VirtualBox

I have two cursors showing on my machine. I have two monitors on my system and for some reason when I also have a two cursors. The second cursor's vertical position always mimics the first cursor, ...
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156 views

Will Dragon Naturally Speaking work in a Windows 7 VM running in Ubuntu?

About the only Windows app I want is Dragon Naturally Speaking. I know people have had some (partial?) success - at least with older versions running under wine, but I would like to get the full ...
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42 views

Can i convert the guest OS to main OS?

I have Ubuntu 12.04 installed on my computer and windows XP as guest OS using virtual box. Can i change the main OS to XP without having to format Ubuntu and installing Windows XP?
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259 views

0% [Connecting to us.archive.ubuntu.com]

I'm doing a project for College where I have to host a specific piece of software on a Ubnutu server and allow any hosts on the server's network to install the software. When my server's network ...
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111 views

ubuntu 13.10 virtual box usb

i have win7x64 as a guest OS on my virtual box 4.2.16. usb is not displayed on explorer on the guest OS even after choosing the appropriate from devices menu
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101 views

how to quit sshuttle and get system networking back to normal in VBox

I love sshuttle. My new fav toy. But...when i run from the command line and I use ctl-c to quit....my networking is screwed and I have to restart the VM. Using 12.04 Here is how i start from the ...
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441 views

VirtualBox Ubuntu 12 stuck on boot screen with logo

I am running Ubuntu 12 on Virtualbox(version 4.2.6) on Mac OS X. I installed the Guest Additions by following the instructions from ...
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95 views

Permissions won't change

I opened Nautilus as super user to try and edit permissions. I can open the drop menu and change, but they instantly revert back to their original state before I can even click "apply changes." What ...
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340 views

How To Configure Multiple Virtual Machines As An Internal Network Via SSH

First of all, I am using Windows 7 as a host. Then I install Ubuntu 12.04 Guest under VirtualBox. Then I get an access to the other four virtual machines (also Ubuntu 12.04 Guest) via ssh by running ...
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96 views

ubuntu in virtual box in a macbook pro crashed during installation

I have a mac book pro and I need to test ubuntu under virtual machine. I have downloaded both xubuntu 13.10 64bit both ubuntu 12.04 64bit I have downloaded Virtual box, created a new machine (with ...
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3k views

Virtualbox VT-x is not available

So I had virtual box working perfectly before I decided to do a complete system wipe recently. Upon re-installing a 64 bit version of Ubuntu 13.04 and running a full upgrade, I attempted to set my ...
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117 views

Wrong magic bytes at the start in lib

I was curious to know how this happened and how to correct it? Setting up gstreamer0.10-plugins-good (0.10.31-1ubuntu1.2) ... dpkg: error processing gstreamer0.10-plugins-good (--configure): ...
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80 views

importing a virtual machine inside another virtual machine

I have a hadoop cluster of VMs hosted on VirtualBox. The VMs are all ubuntu, and the host system is windows 7. How can I import all of these VMs into 1 ubuntu vm?
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346 views

Error while adding iso in VirtualBox on Ubuntu 13.04

While adding an ISO file to a newly created virtual machine in VirtualBox 4.2.10, the program just stops working, but when I open it again and go again to add the ISO, it's adding OK. When I made ...
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2k views

Bridge networking is not working in virtual box 4.2.8 with ubuntu 12.04 host and ubuntu 11.10 guest

Very good article but there is a problem for me. I am using virtual box 4.2.8 with ubuntu 12.04 host and ubuntu 11.10 guest. I am unable to setup bridge networking beetween host and guest. here i am ...
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252 views

How do I prevent Ubuntu 12.04 from locking, when using Win7 in VirtualBox?

I use Ubuntu 12.04 plus Windows 7 from VirtualBox. The thing is that, when I am in Windows "too long" (longer than the time after which Ubuntu normally locks), Ubuntu locks. It's not expected, because ...
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287 views

Managing windows virtual machines remotely

I have a very abstract and possibly naive question, nevertheless I am putting it up - I want to develop a Ubuntu lab in an institute, using a client server model. I want the individual clients to ...