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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after chroot: apt-get update (Err and Failed to fetch - BootableFlashFromHarddiskInstall)

I'm following BootableFlashFromHarddiskInstall tutorial for making a live CD from my current Ubuntu installation. Ubuntu 14.04 on VirtualBox. I checked internet connection of virtual machine as ...
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6 views

Ubuntu VM doesn't recognize expanded storage in hard drive

I just expanded the storage of my hard drive for my Ubuntu VM on VirtualBox from my Macbook Air terminal but I don't think the VM has realized that. I got a message saying Not enough free disk space: ...
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Can't connect to ubuntu keyserver when guest in virtualbox

I'm trying to install an application on an Ubuntu 10.04 via a ppa. This setup is necessary since a customer's error seems to be platform dependent. Here's what sudo add-apt-repository ppa:user/app ...
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35 views

Open the terminal on the guest OS from Host OS

Guest OS - 14.04 Host Os - 14.10 Is it possible to open the gnome-terminal on the guest OS from the host OS ? By ssh,we can access the terminal of the guest OS on the Host OS itself. But I want ...
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28 views

Help!? Login loop with Ubuntu 14.04

I was finishing up my CS mp tonight, as I do svn commit -m "mp" I got svn: The log message is a pathname (was -F intended?); use '--force-log' to override I thought I need a reboot, so I ...
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34 views

Can't build Virtualbox-dkms - mismatched kernel and headers

I have previously used VirtualBox on my Ubuntu 14.10 machine, but I had not used it in the last two months. When I tried to start a VM, I got the following error: WARNING: The character device ...
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1answer
15 views

--resizebyte: command not found [on hold]

I'm trying to resize my Ubuntu VirtualBox hard drive through my MacBook Air terminal and I'm having a bit of a problem. I used the command VBoxManage modifyhd <uuid>|/Users/(my ...
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2answers
28 views

Ubuntu 14.04 blank desktop screen after Virtualbox was installed and updated Ubuntu

I have Ubuntu 14.04 installed. It was working fine until I installed Virtualbox, and then without installing any guest OS under Virtual box, ran an system update when prompted by Ubuntu. Now when I ...
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43 views

running linux on virtual machines for experimentation [on hold]

I usually use virtualbox to run linux as guest on my windows. I now want to run linux as guest on a linux machine. I'm using virtualization for experimentation on networks. I was told that virtualbox ...
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1answer
21 views

Virtual Host showing error 11001 even after chown and chmod

I am trying to create a virtual host to just test a basic html website. Guest OS - Ubuntu 14.04 Host OS - Ubuntu 14.10 In the Host OS, I connect through a proxy server which requires me to enter a ...
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21 views

VirtualBox guest (Ubuntu) has no network

I have a host - windows 7 and a guest (virtualbox) - ubuntu 14.04. A few days ago I installed ubuntu 14.04 on vmware. I believe, that in that moment internet on virtualbox ubuntu stopped working. ...
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40 views

Sharing a virtual machine between Ubuntu and Windows

I have three primary partitions. One ext4 format for Ubuntu, one ntfs format for Windows (C:) and one ntfs format for sharing files between Ubuntu and Windows (F:). I installed VirtualBox on both ...
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21 views

Can anyone give me some live help? [on hold]

I Have this Problem with virtualbox and the internet that I've been searching and plumping for 2 days without a solution, I seriously don't have time for it and I think an expert (you) can solve it ...
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3answers
49 views

How shall I partition my hard drive for Ubuntu (with Windows in virtualbox)

I dual boot installed Ubuntu 12.04 and Windows 7 on a hard drive before. I remember Windows has to be installed on a primary partition which has to be at least of certain size. Now I get a new hard ...
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2answers
37 views

How do I install linux headers when I am getting a “has no installation candidate” error

Primary Problem I am unable to run any virtualization software. Namely Vmware or Virtualbox. Since both of them asks me to install (or produces some error which pints to ) installing build essentials ...
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1answer
13 views

Make more storage on VirtualBox ofr Ubuntu 14.10

I am trying to increase my storage space on my Ubuntu 14.10 virtual machine on Virtual Box. I did sudo apt-get clean to remove cached files but I now have 579 MB left: Filesystem Size Used ...
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235 views

Experiencing small resolution issue in Ubuntu 14.04.2 with VirtualBox, getting stuck on installing guest additions

TL;DR: I'm experiencing the small resolution issue in Ubuntu 14.04.2 on VirtualBox, and when I try to follow the answers to existing questions, either it doesn't solve the problem or I encounter ...
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37 views
+100

Middle-button paste stops working under VirtualBox

I'm running Ubuntu 14.10 in VirtualBox under OSX and for some reason pasting with the middle mouse button stops working after a while. If I start a new rxvt pasting works fine but after a while (I'm ...
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9 views

Protocol error when mounting in virtual machine

When running the following command in an Ubuntu 14.04 VM in a 14.04 host, I get a mount: protocol error mount -t vboxsf -o uid=1000,gid=1000 updatable /opt/apps/directory/updatable Guest additions ...
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25 views

Connection Refused on port 3000 when accessing ubuntu server running on VirtualBox on Mac

I am running Ruby on Rails on Ubuntu server 14.04 on Virtualbox 4.3.22 running on a Mac OS (10.10.2) host. When trying to access the rails webserver from the Mac, I get a "Connection refused" error ...
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16 views

Uninstalled VirtualBox but can still connect to phpVirtualBox?

I have removed VirtualBox along with all packages and configurations files using purge and remove but when I try to connect to the phpVirtualBox login page it still exists. I have tried searching ...
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1answer
10 views

How to transfer virtualbox VM images?

In VirtualBox you can create VM and it will store it on a folder inside the Default Machine Folder of VirtualBox. For instance, after create an ubuntu-headless VM it will create an ubuntu-headless ...
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1answer
46 views

Full screen mode in virtual box. Nothing helps [duplicate]

In previous versions of Ubuntu I followed this link and manually did the trick. In fact, I did this: cd /media/VBOXADDITIONS_4.2.4_81684/ sudo sh VBoxLinuxAdditions.run But in a newer version of ...
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11 views

ModemManager errors and warnings after official update

I use Ubuntu 14.04.1 (64 bits) inside Oracle VM Virtual Box. Two days ago I used Software Apdater to perform updates. I do not remember what updates were in the list, but the next time when I tried to ...
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13 views

No Bootable Medium found after changing Harddisk size

I was running Windows7 on my virtual box. I was requiring to increase the size of Hard disk so I find out VBoxManage modifyhd YOUR_HARD_DISK.vdi --resize SIZE_IN_MB My machine was running that time. ...
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38 views

Symlinks: Can't create one because file exists, cant remove it because there is no such file

I posted this already on stackoverflow and it was suggested I ask here... I am running ubuntu 14.04 in vagrant on a windows 7 pc. I am running VirtualBox and git bash as administrator. I've created ...
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1answer
19 views

Unable to log into encrypted root drive after running virtual machine

I am unable to log into my encrypted hard drive on the host which is Ubuntu 14.04 LTS desktop. This all happened after I did the following. Ran VirtualBox Created a VDI drive Installed Kali Linux ...
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2answers
58 views

can not install guest services ubuntu 14.04.1 for Vbox 4.3.22 r98236

trying to install guest services to get screen resolution correct. Running vbox on Windows 7 with Ubuntu 14.04.1 as guest. I get error: unable to locate package dkms when apt-get install dkms also ...
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14 views

fdisk /dev/sda fail, possible to restore?

I'm new here, so I hope I post this in a place where someone is able to help me. Earlier today I was messing around with fdisk to be able to run my windows partition through a VirtualBox. At a point ...
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2answers
32 views

Ubuntu VM display not loading correctly on iMac 5k

I'm trying to install Ubuntu (14.10 64bit) on my iMac 5k. After creating the VirtualBox VM [10GB, 2Gb mem], I load the Ubuntu ISO, and then the VM display is all over the place (see below). It seems ...
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28 views

Laptop Monitor Flicking then turning completely black when using Ubuntu

When I am using my Ubuntu on Virtual Box, my laptop screen blinks then turns black. The only way I've found to be able to bring my laptop back is Ctrl +alt +del. The laptop is still on but the monitor ...
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3answers
76 views

VirtualBox - how to increase video memory?

I have just installed Ubuntu 14.04 on VirtualBox, including the guest additions. However, the display is really slow. Looking at the display settings I can see that the video memory is only 12MB but ...
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Menu options (e.g., Devices) are inaccessible after xubuntu installation on Oracle VirtualBox

Oracle VirtualBox is 4.3.22 and Xubuntu is latest from xubuntu.org. There is no menu just below the "title" line of Oracle VM VirtualBox. Also, most sub-windows' lower portions are inaccessible via ...
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147 views

VirtualBox 4.3.22 with Windows 8.1 x64 sharing folder

I'm trying to install Windows 8.1 x64 in a virtual machine. The problem is that I can enable the function to share a folder between host and guest. I followed the steps in this link: ...
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65 views

How To fix a PPTP VPN client connection (Ubuntu on VirtualBox)

I have just installed Ubuntu 14.04 on VirtualBox and I'm trying to set up a VPN client. I have configured it with the same settings I use on a Mac and I am able to connect from that without any ...
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14 views

Configuration file where set the interface which get ip address from dhcp

I'm running Ubuntu server 14.04 on a VM in VirtualBox. It has a nested DHCP which assign ip addresses to interfaces of the machine. The default behaviour is to assign ip address to eth0 interface. I ...
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1answer
48 views

Compiz crash in virtualbox

I had fully working 64bit Ubuntu 14.04 under VirtualBox 4.3.20. I then updated ubuntu and virtualbox and now I can login but the Unity will not display because compiz crashes with segmentation fault - ...
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30 views

Why can't I copy/paste or drag/drop into my virtual machine? [duplicate]

I'm working on a project, and I'm using Ubuntu Studio 14.10 inside Virtual Box (4.3.22; which is the latest version AFAIK). I'd like to copy some files from my host (Windows 8.1) to the virtual ...
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13 views

Download on a MacBook [duplicate]

Currently, I'm taking Introduction to Linux from the Linux Foundation via edX. I need to do my course Labs using a distribution of Linux. I have a 2008 MacBook, which is upgraded to 4GB RAM and a new ...
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2answers
24 views

How to move files from Ubuntu to Windows then back to a Ubuntu VM

What I want to do: Have a Ubuntu development VM on Windows 8.1. Setup: I have a new SSD that I just installed Windows onto. I have an old SSD (60GB) that has Ubuntu on it. Problem: I am a developer ...
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20 views

VM: Can not access to internet

I installed Ubuntu 14.04 LTS on VirtualBox 4.3.22 which is itself installed on Windows 7. I set the virtual machine network to NAT. Here is the content of my /etc/network/interfaces: auto lo iface ...
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2answers
33 views

Partition my disk for instaling Windows as a guest OS?

I never use virtual machine before. I plan to partition my hard drive (250GB) on a Thinkpad T400 laptop (8GB main memory, and install Ubuntu 14.04 as my main and host OS. In the future, when I have ...
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24 views

Software update shows a stop sign and no wifi/ethernet connection. 14.04.1

On Ubuntu 14.04.1, have been for a while. Symptoms: Screen resolution is low and no internet connection. I have tried both wireless and cable. There is a no entry ...
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34 views

VirtualBox :: USB 2 devices - No devices available [duplicate]

I've got an Ubuntu 14.04 PC with VirtualBox 4.3.10 installed and running OK. In there I have a Windows 7 guest OS running OK. However, the issue is that USB devices cannot be seen by VirtualBox. I ...
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3answers
48 views

Ubuntu 14.10 does not log in despite correct password

This is a rather bizarre problem that I am experiencing. My Ubuntu 14.10 does not let me log in despite proper password. Here is what happens: I try to log into my machine by entering the password. ...
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2answers
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Ubuntu 12.04 Keyboard only works while pressing holding/pressing down keys

I'm running Ubuntu 12.04 on VM virtualbox. Yesterday, something happened while i was modifying a simple text file in my admin/regular user account. Now I can only print or perform actions involving ...
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13 views

USB not detected in my vm virtual box? [duplicate]

Hi this is my first question in this forum so i might be not very good with my words also we are programmers so we don't care about words and English grammer. I recently installed ubuntu 14.04 and i ...
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1answer
53 views

Can not install Ubuntu virutal machines on VirtualBox and VMware Player

I have tried several times in several days to install Ubuntu (from 12.04 to 14.04 versions) on VirtualBox, but in vail. The problem I encounter is shown on the following picture where everything ...
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42 views

errors while running 3D simulator - failed to authenticate magic and failed to load vboxvideo

I'm using VirtualBox to run Ubuntu (with the guest addition) on my Windows 7 laptop. I'm trying to run a 3D simulator called gazebo [it's installed like this]. When trying to run it, I get some ...
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0answers
30 views

Ubuntu unity 13.10 can't boot when restarting after the installation of guest additions (virtual box)

First I hope the question hasn't been asked before... I've been reading threads on this forum for 2 days but none of them answers my question! So the title is exactly the problem: when I try to ...