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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Windows 7 when starting ubuntu black & blue striped screen after upgrade

I got a message saying that my version of ubuntu was obsolete so I clicked to update. I have Windows 7 and run ubuntu in a Virtual Box vm. When ubuntu tries to startup I get a screen with black ...
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1k views

Connecting to a shared internet connection in VirtualBox

I have managed to set up my iPhone as a wireless network adapter within my Windows 7 virtual machine which is running within Ubuntu. Is there a way for Ubuntu to use the shared internet connection ...
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10k views

USB not recognized in Virtualbox - Ubuntu 12.04 Host - Windows 7 Guest

I have Ubuntu 12.04 host and cannot detect usb devices on windows 7 guest on virtualbox (guest-addon is installed), though I configured vboxusers group and enabled it for my user account and still ...
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0answers
3k views

Stopping system V runlevel compatibility - Stuck on logon screen

My wireless stopped working suddenly and I tried to reinstall the driver. I think that I installed the wrong one and after rebooting I am stuck on Ubuntu login screen. When I try to login Ubuntu ...
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9 views

How open NTFS USB in Virtualbox using WIndows

My main computer is Ubuntu 15.10. I have virtualbox working properly and followed the steps in the following link so that the virtual Windows 10 can recognize USB devices: How to set up USB for ...
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20 views

VirtualBox ubuntu 15 initial deployment problems of juju

I've tried to get a sample localenvironment juju deployment up and running multiple ways, but it always fails when it comes time to do an initial deployment. I've tried: - Downloading the VM at ...
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34 views

how to use windows 7 host usb devices in Ubuntu14.04 guest in vbox5.0.10?

I am using Windows 7 as host OS and VirtualBox 5.0.10 and installed Ubuntu 14.04 LTS. I already installed the guest extension pack and still I am not seeing any connected USB devices in Ubuntu guest. ...
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108 views

“Make sure to load the kernel module” Error E_FAIL (0x80004005) from Windows VirtualBox

When I try loading Ubuntu from the VirtualBox VM, I get the error that says: Make sure to load the kernel module has been loaded successfully The whole error: Failed to open a session for the ...
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55 views

VirtualBox VM Netflix is choppy on chrome

In Ubuntu 15.10 inside virtual box in Chrome my Netflix is choppy. I have updated everything. Any ideas.
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18 views

Authentication Error Software Center (can't install applications from software center)

I am trying to install VirtualBox and whenever I go to install it I get this error: I'm also running crouton on a Chromebook Dell Series 11 (Ubuntu XFCE) Anyone know an easy way to fix? Let me ...
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41 views

Ubuntu 14.04 Login Loop - need to create new user after every reboot?

I'm running ubuntu 14.04 on a virtual box within a windows 8 host machine. I've had the misfortune of stumbling upon the dreaded ubuntu 14.04 login loop after a sudo apt-get upgrade command, and have ...
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46 views

No Internet on Ubuntu 15.04 host, but Internet on Virtualbox VM's. Possibly routing problem

I have a problem getting Internet on my laptop (Lubuntu 15.04) at my office. I have used this laptop for a couple of months with same conditions, so I'm not sure what could have changed during the ...
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20 views

how to use virtualbox network printer

I'm using ubuntu 15.10 32-bit, I installed virtualbox with win 7 guest. I'm trying to print on guest machine using network printer, but it doesn't work for me. first how to know the default gate away ...
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67 views

VirtualBox: Could not get the storage format of the medium

I am running 5.0.10_Ubuntur104061 on Ubuntu 15.10 x64. My guest OS is Windows 7 x64 with all patches. Maybe it's relevant: I just added discard="True" to my harddisk. After this, I had running the ...
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0answers
28 views

How to install virtual box kernel?

I am not new to Virtualbox, having used it many times on Windows. I had recently installed Ubuntu 14.04 on my main pc, and I want to install Windows XP so I can run some Windows applications within ...
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37 views

Vagrant NFS folders + Firewall rules

I am trying to configure the firewall -via the GUI tool- on 14.04 by adding rules to allow NFS folder sharing with my vagrant box. However this only works when the firewall is disabled as on vagrant ...
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30 views

Ubuntu PCI Passtrough Virtual Box - Locked Machine

I am using virtual box with the Ubuntu 14.04 image on a Ubuntu 14.04 machine to test if my "PCI carrier card" is getting recognized by the VM. After entering "lspci" on the VM I noticed that the PCI ...
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186 views

virtualbox kernel service not running exiting

I am running Ubuntu 14.04 as guest OS on Oracle VM on Windows 8.1. After some update the top menu and launcher disappeared. After restarting the VM I'am getting the message: virtualbox kernel ...
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45 views

Slow fluctuating internet in Ubuntu but faster in Virtualbox

I'm using Ubuntu 14.04 in my computer. For some unknown weird reason, the speed of internet is very slow with heavy fluctuations in my machine. But I have Windows 7 running on the virtual box which is ...
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23 views

Making a gateway with virtual machines

I have 2 VMS. I want the VM#1 to be the gateway of the VM#2. VM#1 have 2 networks (eth0 - 10.0.2.15 (nat) & eth1 - 192.168.1.1 (internal network)). VM#2 have 1 network (eth0 - 192.168.1.2 ...
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0answers
40 views

Lubuntu 14.04 black screen after decryption

I have several times installed and uninstalled VirtualBox, because Windows would not start. VirtualBox has been updated yesterday with the updates. Then I wanted to maintain the system and have ...
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0answers
215 views

Install of Asterisk on Ubuntu 15.10 “asterisk start” no such file or directory

I'm installing Asterisk 13.6.0 on Ubuntu 15.10 in VirtualBox VM 5.0.10 on a mac mini late 2012 El Capitan host. I've followed the instructions here Everything went smooth until the end of the ...
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27 views

Mouse wheel scrolling ignores first scroll

I installed Ubuntu 15.10 in a VirtualBox in Windows 7 and everything is working as expected so far apart from one little thing that drives me crazy. It happens in gnome applications like gedit and ...
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128 views

Can't login to Ubuntu installed on VirtualBox

I installed Ubuntu 14.04 LTS on VirtualBox 5.0. The installation was successful, however the moment i enter the password, the home screen flashes and takes me back to login screen. I have seen various ...
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58 views

Virtualbox Error code: 0x0000000A win 7 log attached

log Not sure what is going on please help! Thanks in advance!
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0answers
136 views

revert kernel version change

I'm trying to intstall virtualbox-dkms, and trying the usual sudo apt-get- install virtualbox-dkms yields: Preparing to unpack .../virtualbox-dkms_4.3.10-dfsg-1ubuntu5_all.deb ... Unpacking ...
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0answers
26 views

Use different drivers for two identical peripherals

I have two NICs that are the same type (plain old VirtualBox NICs). Is it possible to use a different driver for each one? From what I've seen when I load a module it picks up on all the supported ...
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216 views

ubuntu can't turn on bluetooth

My computer is Mac air I install the virtualbox and had a ubuntu14.04 vm But the vm can't turn on bluetooth on ubuntu I install the bluez I open the bluetooth on mac and add the setting on ...
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51 views

How to set up Ubuntu 14.04 as a gateway using 1 NIC with 2 IP addresses on different subnets?

I have an Ubuntu 14.04 server with one NIC. The MAC address on this NIC is assigned (by the gateway) one IP (X.X.X.100) in one subnet (X.X.X.0/24), with the gateway being in the same subnet (X.X.X.1), ...
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75 views

Ubuntu in VirtualBox very slow even with Guest Additions installed

I tried to follow the instructions here: Why does a Ubuntu guest in VirtualBox run very, very slowly? However, I cannot get sudo ./VBoxLinuxAdditions.run to work as it says ./VBoxLinuxAdditions.run ...
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0answers
22 views

Trying to create a virtual machine but am stuck on permission error

I am trying to create a virtual machine in Virtual Machine Manager, but every time I click on the ISO file it says it couldn't read the contents of the folder that it is in. I have never used ubuntu ...
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0answers
32 views

Assign network adapter dedicated to VM

My host system is running Xubuntu 14.04 and I'm having the network interfaces eth1 and wlan0. Both are connected to different networks, which under no circumstances shall be connected to each other. ...
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48 views

How do I get ubuntu desktop running on my virtual box CLI? It's stuck “Loading extension GLX”

I've got a vmware virtualbox with Ubuntu 14.04 CLI installed. I'm now trying to get ubuntu-desktop GUI running. I've already installed ubuntu-desktop with sudo apt-get install ubuntu-desktop. I read ...
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58 views

problem with multiple global ipv6 adresses

(first sorry for my bad english) as I don't get any answers from the ubuntu forum about my problem I go post here. I don't work at the moment with any linux host, I only use VM(debians and ubuntus). ...
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0answers
59 views

Install Ubuntu on Btrfs Raid1 pool

I have seen the post Installing Ubuntu on btrfs over multiple drives, but the solution suggested there does not help me. Before using Btrfs in a production environment I wanted to give it a try in ...
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0answers
180 views

Windows 7 client on virtualbox Ubuntu 14.04 host, not recognizing USB stick

I have a Ubuntu 14.04 box running virtualbox 4.3.10 with the extension pack installed that goes with it. A Windows 7 client is running in virtualbox. It has 1 cpu assigned to it, if that matters. ...
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0answers
241 views

No suitable module for running kernal found

I am new to Linux and really hit a wall with this one. I'm basically trying to set up VirtualBox for Vagrant. I had this working yesterday but today its not after I rebuilt my pc. I have tried to ...
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0answers
38 views

Ubuntu 14.04 Host Win XP Pro Corp SP3 Guest How to Share HP AIO Printer

I have a Dell XPS L702X Laptop 64-Bit running Ubuntu 14.04 LTS for host OS. VirtualBox Guest is Win XP Pro Corp SP3. I have an HP ENVY 5530 DeskJet printer USB attached to laptop for host. I am trying ...
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65 views

Ubuntu Software RAID server and VMware conversion tool

I have tried to find an answer to this, through several unsuccessful forum searches. I have a Hosted Virtual Private Ubuntu Server that I have no physical access to. I downloaded VMware's vCenter ...
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0answers
191 views

virtualbox shared folder - kernel headers not found

I have read those questions: Why can't I access a shared folder from within my Virtualbox machine? and Error: kernel headers not found. (But they are in place) The second question equals mine, ...
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0answers
202 views

How to configure dynamic DNS for IPv6 using bind and isc-dhcp-server

I have a ubuntu 14.04 LTS machine created in VirtualBox which I could configure IPv4 delegation via isc-dhcp-server. Then by follow this great tutorial, I could configure such machine to also update ...
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0answers
49 views

How can a serial connection be set up as a network interface if at all?

I have a VM running Ubuntu 14.04 on Windows 7. My Windows machine is connected to a (CAN bus) data generator which ends in a serial to USB connection. I can forward this connection to the Virtualbox ...
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0answers
33 views

Is it ok to run a virtual server (Virtualbox) with webroot within a shared directory with the host OS?

As everything is a little bit slower through a VM I thought I would try and put my project's webroot in a directory that is shared between the client (ubuntu 14.04) and the host (Windows 8.1). The ...
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0answers
107 views

Unable to mount/access Virtual Box Guest Additions

I checked many questions on this topic but none worked for me. I keep getting the error in the image shown below. There is nothing under the media folder to install manually too. The mount just fails. ...
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0answers
108 views

Reverse DNS Lookup on ubuntu inside virtualbox

I'm using Ubuntu 12.04 inside virtualbox on win7 using NAT for networking. I had to run the command : VBoxManage.exe modifyvm "Ubuntu" --natdnshostresolver1 on Which basically tells the guest to ...
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202 views

Resolution issue with Ubuntu 14.04 on virtualbox 4.3.28

I have installed virtualbox 4.3.28 on windows 8 64 bit. I installed ubuntu 14.04 lts b3 bit on it. I am having low resolution problem in it. I followed many blogs and forums but no luck till now. ...
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0answers
279 views

Enable eth0 without plugging cable to connect to virtualbox bridge

I'm using Ubuntu 15.04 with NetworkManager. I have internet connection on wlan0(dhcp, 192.168.1.0/24) and static ip on eth0(local network, 192.168.124.1/24). On my virtual machine in VirtualBox i ...
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0answers
213 views

Which emulator I can use for Install Ubuntu phone and Android dual boot virtually?

I do not have any smartphone. But I want to use and test Ubuntu Phone virtually. And also in that virtual device I want try to install triple boot system. That means I want emulator in which I can ...
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0answers
93 views

Can't boot ubuntu 14.04 on virtual machine

I have been using Ubuntu on Windows 7 through an Oracle VM VirtualBox. A few days ago, my password started to be asked in order to login on graphical mode (before, my password was never asked and I ...
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0answers
55 views

How can I migrate a ubuntu virtual machine which is hosted on windows Vbox to dual boot ubuntu and windows

okay, so if the title of this question does not clarify my question, here is the explanation I have a laptop with windows 8.1 and I'm running ubuntu as a virtual machine on it using VirtualBox, and I ...