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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125
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8answers
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How do I install Guest Additions in a VirtualBox VM?

I've recently installed Ubuntu on Oracle's Virtualbox. Now I want to install the guest additions. I started up my Ubuntu guest OS, clicked "Devices" and chose "Install Guest Additions". Nothing ...
122
votes
6answers
153k views

Why does a Ubuntu guest in VirtualBox run very, very slowly?

I'm using currently Ubuntu 12.04 LTS as a host machine, and I've virtualized three machines: a Xubuntu 12.04 guest a Windows 7 guest a Ubuntu 12.10 guest All the guests have the same VirtualBox ...
105
votes
9answers
199k views

How do I increase the hard disk size of the virtual machine?

I have run out of space on my WinXP virtual machine, which I only gave 10 GB space for when I created it. Is there an easy way to increase it to, say, 20 GB? I can't see any obvious option in ...
66
votes
14answers
141k views

Higher screen resolution in VirtualBox?

I've just installed Ubuntu 10.04 into VirtualBox on Windows 7. Unfortunately the only options showing for screen resolution are 640x480 and 800x600 and the monitor is showing as 'Unknown'. How ...
65
votes
15answers
143k views

Higher screen resolution for VirtualBox?

I have been trying this for a while but no luck. I installed ubuntu-11.10-desktop-i386 twice. Also installed guest additions. However I always get maximum screen resolution as, 1024 x 768. Do I need ...
51
votes
7answers
80k views

How can I access Apache (on VirtualBox guest) from host?

I installed Apache on an Ubuntu VM. When I go into the guest and load up Firefox I can see that Apache is working fine when I browse to localhost. I would like to access this same page through the ...
43
votes
16answers
121k views

How to install Internet Explorer (multiple versions)?

I am developing one site which has chat feature in Rails. I am using Ubuntu 12.04 LTS. I need to check that the site is IE9 because the chat feature using socket io of HTML5. I want to know that how ...
43
votes
8answers
94k views

VirtualBox '/etc/init.d/vboxdrv setup' issue

I have installed VirtualBox through the software centre, but when I try to start a VM, I get the following error: Kernel driver not installed (rc=-1908) The VirtualBox Linux kernel driver ...
40
votes
7answers
75k views

How to copy & paste from Ubuntu VirtualBox guest to Windows host?

I am running VirtualBox 4.1.4 on my Windows 7 laptop, running an Ubuntu 11.10 guest. I would like to copy text from Ubuntu's terminal and paste it into a file on the Windows host. This doesn't work ...
37
votes
3answers
53k views

Cannot install Ubuntu in VirtualBox due to “this kernel requires an x86-64 CPU, but only detects an i686 CPU, unable to boot” error

I was trying to install Ubuntu 12.04 in VirtualBox 4.2.12r84980. I see this kernel requires an x86-64 CPU, but only detects an i686 CPU, unable to boot But I am using a 64 bit Windows 8, and ...
35
votes
2answers
34k views

cannot change screen size from 640x480 after 14.04 installation on VirtualBox OSX

After installing Ubuntu 14.04 guest on VirtualBox running on a Max OSX host, I am stuck with 640x480 screen resolution. Adding guest additions again doesn't help. Previous Ubuntu installations are ...
34
votes
5answers
14k views

Why was the virtualbox package removed from the 14.04 repository?

I'm having some problems trying to run my Windows XP virtual machine after upgrading to Ubuntu 14.04 today. When I tried to start it a message dialog was displayed saying that the kernel drivers ...
34
votes
4answers
31k views

How to set up USB for Virtualbox?

I'm using Ubuntu Maverick and Virtual Box 3+ and I installed Window 7 Ultimate Editon. The problem is that it doesn't detect USB drives on Window 7 but USB peripherals (mouse + keybord) are working. ...
31
votes
2answers
22k views

In virtualbox fullscreen mode, can I disable or move the popup menu bar?

I'm running XP in virtualbox cause I need Photoshop and Illustrator. It works great on my 5 year old laptop which is stunning, but there's a minor annoyance when I go fullscreen. The menu bar is in ...
28
votes
8answers
142k views

How do I run a 64-bit guest in VirtualBox?

I would like to have an Ubuntu 11.04 64-bit test environment. When I try booting the Ubuntu 11.04 64-bit installation CD in VirtualBox, the following message is displayed by VirtualBox: VT-x/AMD-V ...
27
votes
1answer
21k views

No Host only adapter selected

I have a problem with my virtualbox on ubuntu 12.04, I can't add a host only adapter, the message is "no host only network adapter selected" I can't select anything can anyone solve this problem??
27
votes
4answers
31k views

How do you resize the standard Ubuntu Desktop inside of Virtualbox?

So I've installed Ubuntu inside of Virtualbox, and I resized the window of Virtualbox to be full-size, but the Ubuntu Desktop stays the same standard size. How do I make the width of Ubuntu stretch ...
26
votes
6answers
50k views

VirtualBox doesn't load after 12.04 upgrade

After upgrading from 11.10 to 12.04, virtual box stopped working. I've run the following to try to fix it: sudo aptitude update sudo aptitude install dkms sudo /etc/init.d/vboxdrv setup but when ...
26
votes
3answers
52k views

Why virtualbox's menu has disappeared?

How to show the menu bar of virtualbox? Because functions like cdrom,usb,...etc needs menu bars to get working.
25
votes
5answers
25k views

Mount a VirtualBox drive image (vdi)?

Is it possible to mount a VirtualBox drive image (.vdi) so the contents can be viewed in Nautilus etc.? I have a windows 2000 .vdi which won't boot ("inaccessible boot device") after upgrading from ...
25
votes
9answers
11k views

How to run Windows XP inside Ubuntu

I am trying to convince my wife to switch to Ubuntu (after wanting to reinstall Windows for nth time because the computer is too slow). One thing that prevent her to do that is that she use several ...
23
votes
8answers
49k views

Error: kernel headers not found. (But they are in place)

I'm trying to install the Guest Additions in VirtualBox 4.04. Host OS is Ubuntu desktop 11.04 64bit, guest OS is Ubuntu server 11.10 64bit. $ sudo ./VBoxLinuxAdditions.run After some output this ...
23
votes
5answers
5k views

Virtualbox DNS stopped working on upgrade to 12.10

I have a Debian image setup on Virtualbox that uses the default NAT to access the internet. It was working fine before I upgraded to 12.10. After I upgraded the DNS lookups no longer work. I still can ...
23
votes
6answers
26k 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 ...
22
votes
4answers
40k views

Error mounting VirtualBox shared folders in an Ubuntu guest

I have Ubuntu 10 as the guest OS on a Windows 7 machine. I have been trying to setup shares through VirtualBox, but nothing is working. First, I create the share in VirtualBox and point it to a ...
21
votes
3answers
32k views

How to install Ubuntu on VirtualBox?

I would like to know if anyone can help me with installing Ubuntu on VirtualBox 4.1.12. I'm really having trouble installing ubuntu on there. I am a first time user but always wanted to give it a try, ...
21
votes
6answers
65k views

The system is running in low-graphics mode error in “Virtualbox”

I faced a "The system is running in low-graphics mode error" like the on in this question How to fix "The system is running in low-graphics mode" error? This happened in Virtualbox! I'll ...
19
votes
4answers
88k 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 ...
19
votes
3answers
30k views

How to enable mouse wheel in virtualbox?

I've installed on my host ubuntu 10.04 in virtualbox guest operating system ubuntu 12.04. And mouse wheel doesn't scroll vertically the contents of a window. In host works normally. VirtualBox mouse ...
19
votes
5answers
45k views

Error building main Guest Additions Module while installing VirtualBox guest additions

I have installed Ubuntu 12.10 Guest on Ubuntu 12.04 Host using VirtualBox. Everything is from repository and no direct install. When I install the guest additions, the below error is shown in the ...
19
votes
2answers
3k views

Android 3D acceleration in androVM with primusrun?

I have been trying an Android Virtual Machine called androVM on an Ubuntu 12.04 32 bit laptop with Intel/Nvidia hybrid graphics configuration as the guest OS (details on the graphic cards below). I ...
18
votes
4answers
12k views

How to remove the graphical user interface?

Okay my question is that, I want to run a heavy application, on a Virtual Machine (VirtualBox) with just 2 GB RAM (Windows 7 32Bit Host has 4 GB, 3.5 GB effective). Initially I thought of installing ...
18
votes
2answers
22k views

Convert my physical Operating System to a VirtualBox Disk

Is it possible to convert a Physical Ubuntu Install (Intel based PC with Ubuntu 10.10) to a virtual box disk, so that I can use that same environment on a separate pc or can keep it virtual for ...
17
votes
4answers
26k views

VirtualBox Guest Additions won't install on Ubuntu Server 12.04

I am trying to install VitrualBox's Guest Additions on Ubuntu Server 12.04, but keep getting an error. I am using the following command sudo ./VBoxLinuxAdditions.run --nox11 and get the following ...
16
votes
8answers
54k views

How to fix virtualbox's copy and paste to host-machine?

Sometimes while using VirtualBox, I have tried copying text from the virtual machine to the host machine but failed. Whenever that happens, I fix it by rebooting the virtual machine. Is there a ...
16
votes
4answers
68k views

How to access shared folder in Virtual Box

I followed the steps for sharing folders between windows 7 and Ubuntu in virtual box. but the folder appear with X sign and give me the following message when open it "the folder conent could not be ...
16
votes
2answers
60k views

Install windows 7 through virtual box

I am using Ubuntu 12.04. I want to install Windows 7 on my system from a CD through VirtualBox. I searched the detailed tutorials through google but I did not find one that worked. So can some one ...
15
votes
3answers
32k views

How to upgrade VirtualBox to the latest version?

I am currently using VirtualBox 3.2. I would like to upgrade it to latest version without losing any operating systems in it. How can I achieve this?
15
votes
1answer
23k views

Can I use virtualbox with a 64 Bit image in a 32 bit host

I have Virtualbox 4.1.20 in Ubuntu 12.04 32 Bit (With PAE) and I want to run Ubuntu Server 64 Bit on the Guest. Is this possible?. I ask since I get the following warning: I want to make sure that ...
15
votes
2answers
3k views

Recover files from a broken Virtualbox machine .vdi

My Ubuntu 12.04.1 running on virtualbox ran out of space while I was installing software on it and now it is not rebooting. I've got files I need to recover from it. I have the ubuntu64.vdi file on my ...
14
votes
1answer
37k views

How do I install Ubuntu on a VirtualBox client from an ISO image?

I have the ISO image file (that is, *.iso), and I am trying to boot my VirtualBox installation with this image. Is it possible? I know how to mount my ISO image to my filesystem (on my host machine), ...
14
votes
6answers
26k views

When I add myself “vboxusers” group I an no longer in the “admins” group

I'm using Ubuntu 11.10 and I installed VirtualBox. This required me to add myself to the vboxusers group but when I add myself to vboxusers group I am no longer be in other groups and especially ...
14
votes
5answers
31k views

How to safely shutdown Guest OS in VirtualBox using command line

I have Ubuntu 10.10 and using VirtualBox 3.2. As a Guest OS I have another Ubuntu in the VirtualBox. I am starting Guest Ubuntu automatically using following command once my Host Ubuntu boots: ...
14
votes
5answers
19k views

Seamless Mode Not Working Correctly in Virtual Box

I run Ubuntu Desktop in a VirtualBox seamless mode, hosted on Windows 7. I recently upgraded from 11.10 to 12.04 and seamless mode no longer works correctly. I have re-installed guest extensions. The ...
13
votes
2answers
1k views

How to set up a virtual machine with VirtualBox

I have decided to set up a virtual console on my laptop to be able to test stuff like other distros. I have never attempted such things before so I'm a bit hesitant and therefore I need a complete ...
13
votes
5answers
10k views

How do I fix broken networking in cloned virtual machines?

I've set up a virtual machine configured with bridge networking. After making eight clones of it, the new machines can't connect to the network. I've instructed VirtualBox to re-generate the ...
13
votes
3answers
39k views

Unable to Install VirtualBox Due to Missing Kernel Module

I am trying to install VirtualBox on my Ubuntu. I first tried to sudo apt-get install virtualbox-ose in a terminal, but after the configuration step, it fails with an error: No suitable module ...
13
votes
2answers
14k views

Shutting down Ubuntu Server running in headless VirtualBox

I'm running Ubuntu Server using VBoxHeadless. How do I send ACPI shutdown signal through VirtualBox and make Ubuntu Server respect it and comply with the shutdown signal?
13
votes
4answers
52k views

How do I improve the performance of my VirtualBox guest?

I run a guest ubuntu 12.04 on a host ubuntu 12.04, with VirtualBox, and the guest is much, much slower than the host (ALT+TAB takes 4-5 secs). I had a look around and I found contradicting opinions on ...
13
votes
2answers
31k views

How do I resolve slow and choppy performance in virtualbox?

Both, Ubuntu 12.10 and 13.04 perform very slow when running in VirtualBox 4.2.12. How do I run Ubuntu with unity or enabled transparency smoothly with VirtualBox?