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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Installing Ubuntu14.01 on virtualbox Erase disk?

I'm currently running windows8.1 and wish to install Ubuntu14.01 on VirtualBox. Upon the "Installation type" screen it gives me the option to: 1) Erase disk and install Ubuntu [Warning: this will ...
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1answer
269 views

After updates in 14.04 boots to black screen

I'm using Ubuntu 14.04 on a VirtualBox and I've done updates to the Ubuntu install today. After a reboot I get a black screen after login. I have another VBox of 14.04 without any updates and it works ...
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0answers
117 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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0answers
79 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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38 views

xUbuntu virtualbox instance black and blank

My Oracle VirtualBox xUbuntu was complaining about not having enough space to create a tmp/ directory. This was happening in the terminal every time I tried executing a command. To solve that problem ...
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382 views

Not able to connect to Cisco Anyconnect VPN

I am using Ubuntu 14.04.1 LTS and Cisco AnyConnect Secure Mobility Client Version 3.0.4235. When I try connecting to vpn, I get error message as "AnyConnect cannot confirm it is connected to your ...
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1answer
75 views

install Ubuntu 14 on virtual box

i am trying to install ubuntu ubuntu-14.10-desktop-i386.iso to install on virtual box but it is crashing when live cd start booting up. My host is Ubuntu 12.04 and virtual machine v 4.1.12_ubuntu ...
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4answers
660 views

Install VirtualBox on ubuntu 14.04

I downloaded virtualbox from Here. And i tried to install it by running the following command sudo dpkg -i virtualbox-4.3_4.3.20-96996~Ubuntu~raring_i386.deb And error occured in installation as : ...
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1answer
68 views

How to setup VirtualBox so I can access my guest system when I have no Internet

My host runs Windows. My guest Linux. I always use the Bridge adapter to connect from my Windows to a system I have running in my guest VM... Lets say I do not need to reach the Internet but want to ...
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1answer
143 views

Ubuntu not going in full screen mode in virtualbox after update

I have Ubuntu running on Virtualbox and I used GuestAddition.iso so that when I run the VM it opens in a full screen mode. I ran sudo apt-get update and sudo apt-get dist-upgrade to upgrade the old ...
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113 views

Virtualbox-Failed to open a session for the virtual machine in ubuntu

**Failed to load VMMR0.r0 (VERR_SUPLIB_WORLD_WRITABLE). Details Result Code: NS_ERROR_FAILURE (0x80004005) Component: Console Interface: IConsole {8ab7c520-2442-4b66-8d74-4ff1e195d2b6} plz any ...
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1answer
382 views

What do I select for “GRUB install devices” after an update on a VM?

This is almost exactly the same as What do I select for “GRUB install devices” after an update? - or perhaps it isn't, hence asking, as I'm running Ubuntu on a Virtualbox machine via Vagrant. I was ...
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190 views

How to increase Graphics peformance in Ubuntu 14.04 running as a guest in VIirtual Box?

I'm relatively new to Linux, I have played around with Ubuntu for 6 months but not a Linux Expert so please try helping in newbie terms I have Ubuntu 14.04 Running as a Guest in a Windows8.1 Host ...
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263 views

VHD Native Boot via windows 8 boot loader

ok so ive just finished my last class for the semester and in the next few days after my certification test i plan to reformat my pc. i will be installing windows 8 via a .VHD native boot. i will be ...
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2answers
216 views

error bcap library not found

During compiling of reaver-wps in Ubuntu 14.04 virtual machine on windows 7 32-bit host I received the error error : bcap library not found. I already installed sqlite3 , libsqlite3-dev , libcap-dev, ...
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0answers
101 views

Guest OS booting hangs in virtualbox

I am running virtualbox 4.3.10 in ubuntu 14.04 LTS. I have a working guest OS of open suse 13.1 in this virtualbox. What I have done I exported this appliance to ova file, so that I can use it in ...
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20 views

Recovering 12.04 running in virtualbox

I'm running ubuntu 12.04 as a guest in virtual box on a Windows 8.1 host. The system keeps freezing when it does not have the mouse or keyboard captured (not happened when it does have it captured ...
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42 views

Problem in virtual box

I've recently installed Ubuntu 14.04 in a virtual box. When I try to use it the desktop doesn't work. If I press Ctrl+Alt+F1 the system asks me to enter the username and password and it seems to work ...
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1answer
69 views

KDE power management could not be initialized on virtualbox

I am using Virtualbox and I have Kubuntu as my first virtual machine, I was doing an upgrade (apt-get upgrade) when I suddenly closed my VM by mistake No the problem is that I can no longer go past ...
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1answer
1k views

Why are my USB devices still grayed out in VirtualBox?

I have been trying to get VirtualBox to enable my USB devices to attach them to the guest OS. However, when trying to attach them while the guest is running all devices are greyed out. Also device ...
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0answers
49 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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1answer
28 views

Virtualbox not downloading on Kubuntu

Can someone please help me. I have tried many times to download VirtualBox and it has been failing. I use Kubuntu 14.04 LTS 64-bit. Let me know if you need anymore information. Thank You! :)
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52 views

Problem when trying to start OS in virtualbox

Any OS I try to start in VirtualBox shows the following error: Failed to open a session for the virtual machine 71. Failed to load VMMR0.r0 (VERR_SUPLIB_WORLD_WRITABLE) and it shows in "Details": ...
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0answers
84 views

Virtualbox server 13.10 port forwarding through router access to static IP/internet

I have an Ubuntu 13.10 server guest setup in Virtualbox (I have a windows8.1 machine). My question is: how to setup port forwarding to access the webpage from the internet. I have disabled the ...
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8 views

ubuntu server 13.04 virtualbox-guest-additions-iso not found [duplicate]

I am trying to install guest additions for ubuntu server 13.04 in a windows virtualbox. The problem is it fails to find the package. All I want is the shared clipboard so I can copy and paste, ...
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2k views

phpmyadmin 404 not found ubuntu 14.04 server

I'm trying to get phpmyadmin up on my browser after installing ubuntu server 14.04 which works fine. I can pull up the apache2 website with 10.0.2.15. I installed webmin with not problems, and that ...
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1answer
1k views

How to create an iso image from vdi file?

I have a .vdi file of openSUSE-13 in my host system Ubuntu 14.04LTS. Can I create a .iso image of openSUSE for installation, which contains all the applications in my vdi file? The .vdi file is ...
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24 views

Increase Virtual Machine's Hard Disk Memory [duplicate]

Im running Ubuntu 12.04 in my Virtual Box. An error occurs as I copy files using the command below: sudo cp -R /dspace/webapps/* /var/lib/tomcat6/webapps This is the error : cp: cannot create ...
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2answers
95 views

How to save daily changes in a virtualbox to a live USB

I have been successful in installing, booting and using Ubuntu into my 64gb USB flash drive. What I plan is to do is to convert a copy of my USB key to a virtual image and boot it using virtualbox. ...
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1answer
547 views

Ubuntu virtualbox guest doesn't see sound card

I have a virtualbox guest running Ubuntu 14.04 (The host is Ubuntu 14.04 also). The virtual machine does not play audio. Inside the guest :- lspci shows my sound card, pavucontrol shows no sound ...
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1answer
194 views

Pinging 8.8.8.8 Ubuntu server [closed]

I was wondering if someone could explain to me why when I ping 8.8.8.8 there are several results such as: 64 bytes from 8.8.8.8: icmp_seq=1 ttl 42 time=37.8 ms This goes on and on well into the ...
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1answer
1k views

14.10 only boots to UEFI Interactive shell

Hello I am very new to Ubuntu and am testing it out on a VirtualBox VM.. It installed fine, I was even able to install Guest Additions and a few apps before shutting it down for the day. Now when I ...
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1answer
672 views

How can I start VirtualBox in the face of a DKMS error?

I'm trying to restart my virtual machine (Oracle VM VirtualBox) with a Windows OS on it from Ubuntu 14.04 after having upgraded from 12.04. Whenever I try to start the VM session, I get two error ...
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2answers
167 views

Can I use iptables to forward vm guest requests to host

This is a bit complicated, but I have a Windows 7 vm (virtualbox) and I need create a persistent connection to the MySQL instance on my host machine. Binding... I can do this using mysql address ...
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1answer
256 views

install vagrant ( homestead 2.0 ) without virtualization enabled

my computers does not have virtualization technology. I assume this could be the reason for the failure when I tried to install vagrant ( homestead 2.0 ) on top of windows. My question is - is this ...
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36 views

Network configurations and client/server operating system

I am working on a project for my operating systems class. I'm having difficulty fulfilling 2 requirements for it. It asks for 5 network configurations for Ubuntu Gnome and what client/server operating ...
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50 views

Problem With Ubuntu Server; Gives Weird IP And IP Timesout In Browser

I've reinstalled the server OS a few times in a VM and every it launches fine and you'd never know anything is wrong until you put in ifconfig and it spits this out: inet addr:10.0.2.15 ...
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1answer
432 views

Getting I.P address of Ubuntu Server running in Virtual Box

I have installed Ubuntu Server 14.04.1 LTS in VirtualBox. I would like to get the I.P address, and according to http://askubuntu.com/a/430855/192526, you do so with ip addr show It says inet ...
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1answer
321 views

Smallest Ubuntu server self-contained installable .iso for development

I'm looking for a development server to run in VirtualBox that can do run apt-get. That's it. I don't need anything else really. I've started with the Minimal CD which is nice at 37Mb, but to ...
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1answer
1k views

Ubuntu server terminal doesn't resize screen in VirtualBox

(Not talking about resizing the desktop edition as most other questions do.) I've installed Ubuntu 14.04.1 server 64-bit in VirtualBox 4.3.10 (not .20, which apparently isn't compatible) but the ...
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1answer
185 views

Trying virtual machines, installing guest additions cause extremely small resolution

When I install Unbuntu via virtualbox, I can only have resolution in 640x480 or something similar. I found that I needed to install guest additions to get more resolution choices. Doing this makes my ...
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2answers
70 views

How do you install Virtualbox? [duplicate]

I am not very good with Ubuntu and clueless on how to install Virtualbox. Please help.
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0answers
122 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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1answer
383 views

How to install Virtualbox 4.3.20 on ubuntu 14.04?

I m getting the following problems; when I m trying to install Virtualbox, soomaiya@soomaiya-Satellite:~$ sudo apt-get install virtualbox-4.3 Reading package lists... Done Building dependency tree ...
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59 views

Empty virtual consoles in 14.10 on virtualbox

The boot process and the virtual consoles has no visible output. I can log in and start programs but everything is invisible. The gui and xterm are working normal. Virtualbox is 4.3.20 and the problem ...
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143 views

Why my VM Ubuntu works always slowly?

I am very new to Ubuntu. I started to run the Ubuntu 14.04.1 from VirtualBox 4.3.18 on a mac 10.0 (upgraded from 10.6.8) since last week and it was extremely slow. I followed the suggestions here by ...
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2answers
2k views

How to access bios on ubuntu (to change settings)

I may sound dumb for asking this but i am trying to install windows 8 on virtual box it says in order to run it i have to access bios and activate/turn on something. it wants me to Enable VT-x and ...
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2answers
8k views

This kernel requires an x86-64 CPU, but only detected an i686 CPU

This is NOT a duplicate. The other answers do not apply to this situation. When trying to boot a 64 bit image in a headless VirtualBox, I get This kernel requires an x86-64 CPU, but only ...
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1answer
395 views

node.js not starting by default in Lubuntu guest running in Oracle VM VirtualBox

I'm using Lubuntu 14.10 in Oracle VM VirtualBox. I installed node.js using nvm. After installation, I could run node --version in the same terminal and the version installed showed up. However, I ...
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1answer
637 views

How to make Ubuntu Gnome display bigger in Virtualbox?

I am doing a project for my operating systems class. In Virtualbox, I have already installed the Guest additions and restarted, but it is still the same screen resolution. I am using the "Try Ubuntu" ...