VirtualBox is a platform-independent open-source virtualization software available for Linux, OS X, Solaris 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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1answer
538 views

Ubuntu Server 16.04 unable to get virtualbox running

Cannot get vboxweb-service to start for phpvirtualbox. Many changes to where the initialization and services go. Basically, I'm dead in the water trying to establish a Ubuntu 16.04 virtualbox host. ...
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1answer
3k views

Ubuntu 16.04 VirtualBox can't autoresize

I have install Ubuntu 16.04 on VirtualBox. Then i tried install Guest Additions from CD but it seems bad installation. So i install guest additions from apt-get and it seems like good installation. ...
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votes
1answer
150 views

Lubuntu hangs on blue screen, but not when using VirtualBox

I have a multi disk system. One disk is Windows 10, the other Ubuntu 16.04. When using Windows 10, I often boot the Ubuntu disk using VirtualBox's "physical disk" option on a VM. I installed Lubuntu-...
0
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0answers
29 views

How to debug why Kubuntu crashes?

I am installed Kubuntu 16.04 in a Virtual box VM. I have a SSD disk and have disabled atime in /etc/fstab to decrease number of writes to SSD. All the latest updates are installed. When I start ...
0
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0answers
329 views

No audio in Ubuntu 16.04 LTS with VirtualBox 5.0.20

I have been breaking my head on this for a day and a half now. I am running VirtualBox 5.0.20 r106931 in Windows 8.1. My Guest system is Lubuntu 16.04 LTS, and I have successfully installed the ...
0
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0answers
187 views

Updated my server and phpmyadmin stopped working

I updated the my ubuntu server (virtualbox) - I got this message when logging in my server to enter an update that starts with 'db' I think, and it made a long update, where it asked me to run an ...
0
votes
1answer
27 views

Permission denied when accessing su

I am running Ubuntu on VirtualBox and I can't access Su. When I type su and enter my password it says permission denied. I want to create and edit files through terminal so I need to do this.
0
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0answers
16 views

Virtualbox can not setup Windows server

I want to install windows server in Virtual Box in ubuntu 14.04 But I got these errors : A critical error has occurred while running the virtual machine and the machine execution has been stopped. ...
0
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0answers
22 views

How to install Ubuntu on a VirtualBox in Windows? [duplicate]

Please make your answers super complete. As in from the download links to a ready to use state. :)
0
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2answers
6k views

Help installing kubuntu-desktop on Ubuntu 16.04

Well, the problem is that I'm trying to install KDE alongside Unity on Ubuntu 16.04. I'm using the command sudo apt-get install kubuntu-desktop* kdm* but I'm not sure if this is correct. If it isn't, ...
0
votes
0answers
23 views

bindfs with filesystem ACL support?

I have been using the ServerPilot service to provision a Vagrant box (14.04 LTS) for local development. NFS is the fastest option when setting up a synced folder between the host and guest VM but this ...
0
votes
1answer
78 views

CTRL button in nano not registering (ubuntu server 16.04 in virtualbox)

I am running Ubuntu server 16.04 LTS guest OS in Virtualbox 5.0.8 under Ubuntu MATE 15.10 LTS host OS. I am setting up a little development LAMP server and I am editing apache configuration files. I ...
3
votes
0answers
48 views

Start and Stop VirtualBox Applications and Save State

Right now I have a .sh file to start Photoshop seamlessly and a .sh file to shut down the VM and save the state. What I would love to do ultimately if possible at all is have one script(launcher if ...
1
vote
1answer
306 views

Virtualbox in Ubuntu 16.04 - Unity grabs Alt and Super key

This is something that was answered in the past already for previous versions, there are bug reports but nothing really solves it and it's still present in 16.04 If you have Ubuntu 16.04 Unity as ...
0
votes
0answers
178 views

Virtualbox doesn't work after upgrading to kernel 4.4

At the time of installation, it displayed the following message Setting up linux-image-generic-lts-xenial (4.4.0.21.11) ... Setting up linux-headers-4.4.0-21 (4.4.0-21.37~14.04.1) ... ...
0
votes
1answer
172 views

How do I permanently disable notifications about Auto capture keyboard and Mouse pointer integration for a Virtualbox VM?

I have installed Ubuntu 16.04 on a VirtualBox VM. Now every time I boot it, I get two overlay notifications from VirtualBox: You have the Auto capture keyboard option turned on. This will cause ...
0
votes
1answer
66 views

Ubuntu 14.04.4 Black Screen w/ non blinking underscore

I have been using Oracle VM VirtualBox to access my Ubuntu Desktop for some time now. All of a sudden, when I load up my VM, I see a GRUB menu with options to load Ubuntu, Advanced options for ...
0
votes
1answer
202 views

Virtualbox Resolution: Ubuntu Gnome 16.04 Host - OS X El Capitan Guest

I managed to install OS X on Virtualbox and it works fine for my purpose, which is basically trying to be cool. Anyway, I wanted to optimize the resolution for OSX. This worked fine VBoxManage ...
1
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0answers
34 views

Multiple ip addresses on single nic removes dns-* options

I need 2 or 3 local ip addresses on a single nic on my Ubuntu server 16.04 (on virtualbox with intel pro/1000 mt network card). Currenlty I have this: auto enp0s3 iface enp0s3 inet static ...
2
votes
1answer
89 views

How do I restore a Virtualbox VM from backup? (qcow)

I have backed up the contents of the directory "VirtualBox VMs" and now I am trying to restore the states of my virtual machines by copying the backed up files, back. Now when I select "Machine" -> "...
0
votes
2answers
93 views

Updated 16.04 does not work after login - how can I recover?

16.04 (now updated from 15.10, under Win7/VirtualBox 5.0.18 as a guest) starts, login appears, then nothing can be seen but the bare desktop background picture only. Can I recover somehow, or return ...
0
votes
0answers
20 views

16.04 - resolution change breaks up the display [duplicate]

I'm running a Virtualbox VM with Ubuntu. I've installed virtualbox-guest-dkms and the guest additions to automatically change the resolution every time that I change the size of the virtual box. This ...
1
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2answers
2k views

Cannot reinstall virtualbox on ubuntu 16.04

I just upgraded to ubuntu 16.04 from 15.10 and my virtual box doesn't want to start anymore. I tried purging virtualbox, virtualbox-dkms and vagrant from my system and it seems to work (I'm not a ...
1
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0answers
318 views

Kernel Panic when setting up Ubuntu 16.04 with VirtualBox

FIRST NOTE: I tried the solution proposed by this topic, but it did not work. Besides, the fact that I've reinstalled Windows recently could (or could not) make my situation a little different. Some ...
0
votes
2answers
82 views

How to switch to a TTY in Virtual Box VM? [duplicate]

I am running an Ubuntu 16.04 VM in VirtualBox 5.0.18 and I need to switch to TTY1, how can this be achieved? Is there a keyboard shortcut to achieve this in the guest session because doing the normal ...
0
votes
1answer
57 views

How to copy to and from clipboard in virtualbox

I am running virtualbox 5.0.18 in ubuntu 14.04 Desktop(host machine) and I have vms running ubnutu 14.04 Server(no UI). I have enabled bidirectional clipboard sharing but still not able to copy from ...
0
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0answers
77 views

Problem with Nvidia GeForce 840M on my Lenovo Z50-70 (Ubuntu 14.04)

I have a Lenovo Z50-70 with Ubuntu 14.04 (3.13.0-85-generic)and since I was trying to enable the Nvidia GeForce 840M for gaming on this laptop, I tried several proprietary drivers plus Bubmlebee plus ...
0
votes
0answers
8 views

Access Windows XP desktop remotely

I am trying to figure out a way to use Quickbooks on Ubuntu. I have tried Wine and Crossover with no luck. I looked at Quickbooks replacements, but couldn't find any that do inventory and invoicing ...
0
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0answers
16 views

VPN HideMy_SS Connection Issue

I've spent more than a few hours searching through forums, and contacting HMA support, a bit useless in this case. Anyways, here are my observations. If UFW / GUFW is enabled with all inbound and ...
0
votes
0answers
79 views

VirtualBox nat network not starting

I have Virtualbox 4.3.36 on Ubuntu 14.04. I am Trying to make a NAT network work, but I can not start it using VBoxManage, I get this message: VBoxManage natnetwork start --netname NatNetwork ...
4
votes
1answer
3k views

kubuntu 16.04 release unusable in virtualbox

Installed the released amd64 version of Kubuntu in a VirtualBox virtual machine - single CPU, 4096 Gb memory, 128 Mb video memory, single monitor. After install, following instructions from several ...
30
votes
6answers
14k views

Could not load 'vboxdrv' after upgrade to Ubuntu 16.04 (and I want to keep secure boot)

I upgrade from Ubuntu 15.10 to 16.04 and since then VirtualBox 5.0.18 isn't starting my VMs anymore. It complains that 'vboxdrv' isn't loaded. So I try to load it and get the following error: $ sudo ...
0
votes
0answers
52 views

Hardware acceleration. Please help

I installed windows 7 in Virtual Box. I enabled 3D acceleration and I was downloading hardware acceleration.The downloading failed 4 times. It always says unknown network error.Please help me.
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votes
1answer
256 views

Virtual GPU for Ubuntu 16.04 Clients on VirtualBox

Assuming the host OS has a GPU, can anybody tell me if Ubuntu 16.04 clients run using VirtualBox will be able to make use of the GPU through virtualization? I read that GPU virtualization is only ...
0
votes
1answer
19 views

How can I switch between all windows of my host and VirtualBox guest system using Alt+Tab?

My host system is Ubuntu 15.10. I run Windows 7 in a VirtualBox machine. I would like to use the keyboard shortcut Alt+Tab to switch between all windows of both my host and virtual guest system. ...
0
votes
1answer
51 views

Failed to fetch 'us.archive.ubuntu' when sudo apt-get update, cannot connect to network

Ok, so I'm running Ubuntu server 14.01 LTS in virtualbox, and I'm trying to sudo apt-get update, but I get an error saying that it failed to fetch us.archive.ubuntu.com and security.ubuntu.com . I ...
0
votes
0answers
30 views

No desktop and Loading Icons. . . Issue

I've recently installed Ubuntu 15.10 onto a virtual machine, however after logging in there is no icons or anything on the desktop, just the cursor and the background. I have looked online however am ...
0
votes
1answer
102 views

virtualbox ppa for 14.04

I want to add a ppa to get virtualbox updates but I can't understand the debian-based steps on their webpage (or here). Normally I add repositories with sudo add-apt-repository ... Can anyone explain ...
0
votes
1answer
65 views

VirtualBox: VT-x is disabled in the BIOS for all CPU modes Error

I am trying to run a Virtual Machine of Ubuntu, but I get an error on start up: According to the error message, it is an error in the BIOS. Is there a way to access it and fix this error? Edit: On ...
1
vote
1answer
49 views

Install guest additions with Dockerfile

Right now I'm using docker to build a personalized virtual environment for tensor flow development. I will install fluxbox and guest additions ontop of an existing tensor flow Ubuntu Docker... here ...
0
votes
1answer
69 views

Problem with resolution of Ubuntu 14 on Windows7 x64 Virtualbox5 [duplicate]

I'm running Windows7 x64, Virtualbox 5.0.16 and just installed Ubuntu 14.04. Ubuntu starts fine, but gives a very low resolution (e.g. 640x460). I tried running sudo apt-get install virtualbox-...
0
votes
2answers
40 views

Virtual Box won't allow me to enter base memory

I'm trying to install virtual box in my Ubuntu 15.04 machine. I specifically want to use Windows XP for some project. I used sudo apt-get install virtual box to install Virtual Box. After that I ...
0
votes
1answer
41 views

How to mount directory from vagrant box on local FS using SSHFS?

I want to mount the / of the vagrant box on to the local fs using sshfs. the command i used was sshfs hadoopuser@192.168.0.106:/ . The authenticity of host '192.168.0.106 (192.168.0.106)' can't be ...
0
votes
0answers
29 views

Cant connect to LAN after moving to an optical fiber connection

I use Ubuntu Server via VirtualBox. We have just changed the office internet to an optical fiber connection and the internet on UBUNTU stopped getting recognized, even though when I open the browser ...
1
vote
0answers
43 views

Ubuntu installation in virtual box stuck at : (2 of 2) A Start job is run [OK] Reached target sound card

I've been on this screen for almost 30-40 minutes now, is something wrong with the installation or does it take this much time anyway? What should I do? Also the installation took me almost 80 minutes ...
1
vote
0answers
24 views

How do I copy and paste files from ubuntu as host OS to Windows XP as guest OS in VirtualBox? [duplicate]

I just installed a virtual machine with Windows XP, but I am not able to copy and paste files from guest to host and vice versa, I set up clipboard setting on bidirectional but still i cant.
0
votes
0answers
31 views

Ubuntu 15.10 Missing modules, falls back to busybox durring boot

I'm having an issue where ubuntu won't load and falls back to busybox. The issue appeared aftering installing Oricle Virtualbox with windows. I feel like something in that instalation has caused this. ...
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votes
1answer
48 views

Is there another place to host/machine name?

I have a cloned VirtualBox machine that I've asked to clear MAC address after cloning. The machine name was changed from "node01" to "new-host-7.home" and I changed to "node02" by using conventional ...
0
votes
0answers
23 views

Restarted Ubuntu in VirtualBox and was dropped to a CLI. What do I do?

I have used Ubuntu for the last few days (due to some lag when trying to use Pygame), but restarted it just recently, increased the RAM from 1GB to 2GB, and increased the VRAM(?) ever so slightly. ...
0
votes
1answer
53 views

How to Assign an I.P. address to a Virtualbox Appliance?

How do I configure a VirtualBox appliance to have its own I.P. address when running on a host Ubuntu machine? I've tried following the solution for this question but am not having any luck: Getting I....