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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VM is not booted. grub rescue

I am using Virtualbox 4.3.8 to run Ubuntu 11.10 as a guest on Windows 7 host. I shut down the VM and then restarted the host machine. Due to some unavoidable reason, I had to force shut down the host ...
2
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1answer
74 views

How to change Ubuntu DHCP server address on the client?

How do I tell Ubuntu to use a specific DHCP server IP? I'm building a virtual test network in VirtualBox where I have a Ubuntu server installed. However, VirtualBox doesn't have an option to tell ...
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1answer
44 views

What do I need to do to get VirtualBox with dkms installed?

I am trying to install VirtualBox 4.3 on Ubuntu 14.04 64-bit via apt along with the dkms package, but the VirtualBox kernel fails to get installed. What do I need to do to get VirtualBox with dkms ...
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0answers
234 views

Guest Additions on Ubuntu can't find kernel headers

EDIT: Installing the lastest VirtualBox version made it work. I can't install VirtualBox's Guest Additions on Ubuntu. I've already did this, sudo apt-get install build-essential ...
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1answer
19 views

VM with host communication

Environment presentation: I use VirtualBox Virtual Machine OS: Ubuntu 12.04 LTS Host Machine OS: Ubuntu 12.04 LTS. Problem: I run a program inside a VM which outputs 0 or 1 only: How can I ...
2
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1answer
35 views

How can I detect if a VM is crashed?

I installed 4 Ubuntu virtual machines (in VirtualBox which itself is hosted by Ubuntu). I am allowed to used only one of them at once. I can use any other available VM only if the first one crashes ...
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1answer
51 views

Can't connect to virtualbox server

I have an ubuntu 12.04 server running in virtualbox and I recently switched it to a new host running ubuntu 14.04. After the switch the guest can connect to the internet, no other machines can connect ...
2
votes
1answer
948 views

What is ubuntu 14.04 doing while showing “stopping early crypto disks”?

I created a virtual machine to install ubuntu 14.04 on VirtualBox 4.2.12.*. I created virtual CD to install it with fixed-size virtual disk of 200GB. After successful installation, it restarted as ...
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0answers
53 views

Iperf stress testing on single machine

I want to do a stress test using iperf in Lubuntu using a single machine. I've tried doing the dummy IP route, I've tried changing the ip route table, yet still it goes through the local host and ...
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0answers
18 views

Cant install virtualbox [duplicate]

I cant install virtual box on ubuntu 14.04TLS and I get an error. I have been googleing every possible fix but I just cant figure it out. I need someone to please help me. CD/DVD 'Ubuntu 14.04 ...
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1answer
125 views

I just installed Ubuntu 14.04 on VirtualBox 4.3.12 (Windows 7), where do I begin? LAMP? [duplicate]

Can anyone direct me to some beginner tutorials so I can learn the basics of Ubuntu 14.04 and what to configure/install? Furthermore, any good tutorials for installing/configuring LAMP?
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0answers
46 views

Installing linux-headers-2.6.32-042stab085.20

I am trying to install virtualbox-4.3 on a VPS hosting which has Ubuntu 12.04 and kernel version : uname -r ==> 2.6.32-042stab085.20 When I try to install it, I get the following error: ...
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1answer
40 views

Booting directly to a Virtualbox VDI?

I'm have Ubuntu 14.04 installed, and I have Windows 8.1 as a Virtualbox VDI. I would like to configure GRUB to allow me to boot directly into the Virtualbox VDI. Is this possible? Thanks
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1answer
251 views

Copy share a file between Xubuntu Virtual Machine and Windows 8.1 host in VirtalBox WITHOUT Guest add-ons

Ubuntu! TL;DR at the bottom I'm on a Windows 8.1 host. I installed Xubuntu 14.04 on a virtual machine in Oracle's VirtualBox. The guest add-ons couldn't install properly. The CD shows all the time ...
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1answer
84 views

Dual boot or virtual box SSD

I'm using my laptop primairily for school and webbrowsing (including several musicplayers and videoplayers) but I want to use dual boot/virtualbox for improved compatability (ms office extensions, ...
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1answer
58 views

how to give user server name instead of ip when connecting through SSH?

I have a virtualbox on which I have installed ubuntu 12.04. My host computer is Mac OS (mavericks). I did a SSH key copy to my remote (which is ubuntu server and I call it myubuntu). when I did ssh ...
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1answer
223 views

Internet isn't working in Ubuntu 14.04 as VirtualBox Guest OS

I have installed Ubuntu 14.04 Trusty Tahr as Guest OS in Vitual Box on Windows 8. But the internet isn't working in my Guest OS. Where is the problem?
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0answers
14 views

Ubuntu Virtualbox Display Problem [duplicate]

I just installed Ubuntu 14.04 on VirtualBox 4.1.14.I also installed the VB guest additions. The virtualbox is installed on a server machine. The screen resolution shows 640x480 which is the maximum ...
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0answers
203 views

How does one run Unity 3D (the full free version) in Ubuntu Studio?

How does one install Unity 3D (the full free version) on Ubuntu? I have tried to run the program through Wine 64-bit, and I get this message every time: Error initializing license system. Please ...
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1answer
24 views

Ubuntu virtual machine guest-only internet

Disconnecting internet is a great security advise but i want to check my emails. is that possible to use Ubuntu as host without internet connection while in a guest OS in Virtualbox is able to browse ...
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0answers
11 views

failed to load session 'ubuntu' [duplicate]

I am using a MacBook Pro with virtual box and ubuntu 12.04 LTS. When I try to enter my own session or the guests one this message appears: 'failed to load session 'ubuntu' ' I have read your answers ...
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1answer
274 views

VirtualBox doesn't run x64 VMs with Vagrant on Ubuntu 12.04 x64

When I execute 'vagrant up' the process end with 'Connection Timeout...' messages. Trying to solve my problem I added 'Ubuntu_64' to config file and enabled GUI, but no results. The VMs which were ...
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0answers
32 views

Ubuntu Physical Disk VM not working past login screen

I am attempting to set up a VM in virtualbox so I can boot into my Ubuntu install on my physical SSD from inside Windows. I managed to create the disk, link it to the machine, etc. The problem is ...
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0answers
66 views

Virtualbox Guest Additions are not used

Today, it seemed in my Ubuntu 14.04 VM (Kubuntu 14.04 host), there was an update for the Guest Additions to 4.3.12, and I was requested to install them from the Devices menu. I did this, but even ...
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2answers
125 views

Virtualbox - this kernel requires an x86-64 CPU, but only detects an i686 CPU, unable to boot [closed]

I'm attempting to install Ubuntu server on a Virtualbox machine. Every time I attempt to install I get the following: this kernel requires an x86-64 CPU, but only detects an i686 CPU, unable to boot ...
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0answers
24 views

Use dd from VirtualBox to external HD?

I want to clone my VM Oracle to a another/external HD in my computer. My VM is a Ubuntu 14.04, and I want to use dd command in a external HD. Is possible? When o use # fdisk -l appear just the ...
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1answer
30 views

How to remove -Virtualbox text

I installed Elementary Os in Virtualbox, and when i open a terminal, my current user looks like: cypher@cypher -Virtualbox:~$ My question is, how do i remove the -Virtualbox text, is there a way ...
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1answer
105 views

How to encrypt Ubuntu 14.04 and all data inside Ubuntu 14.04

I am testing Ubuntu. I have installed Ubuntu 14.04 using an ISO file inside Oracle VirtualBox. My computer is 32 bits, with 4 GB of RAM, and operates with Windows XP-SP3 as the Host system. Ubuntu ...
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2answers
132 views

Can I play Windows games through virtual desktop?

I've tried playing Windows steam games through PlayOnLinux, and it just glitches and closes. Everybody on the forums says that it worked, and it doesn't. Is it possible to play steam games through a ...
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0answers
66 views

Ubuntu in VirtualBox logs in to blank purple screen (nomodeset doesn't help)

I've installed Ubuntu 14.04 LTS in an Oracle VM Virtualbox on an HP Pavilion laptop. When I start it, I get a logon screen, but when I logon it just hangs with a blank purple screen. I tried the ...
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0answers
180 views

xubuntu: compiz using 100%+ cpu

I seem to be experiencing an issue with Compiz in terms of cpu usage. The only thing I've been doing differently (been running this system for a month or two with no issues) is I have been running ...
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0answers
204 views

Package operation failed

i'm trying to install virtual-box through software centeron my ubuntu 12.04 but it is giving me following error dpkg: considering removing virtualbox in favour of virtualbox-4.3 ... dpkg: no, cannot ...
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0answers
200 views

What is holding my USB device when I try to use it in VirtualBox?

Ubuntu host, XP guest. When I connect the USB device I want to the virtual machine, I get: Failed to attach the USB device Microchip Technology Inc. PICDEM FS USB Demo Board (C) 2004 to the ...
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2answers
936 views

Can't install Mac OS X 10.8.5 in VirtualBox in Ubuntu 14.04

I downloaded the Install OS X Mountain Lion 10.8.5.dmg and tried to install it in VirtualBox. When I loaded the image into the virtual DVD ROM I got this error: Failed to open the optical disk ...
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0answers
61 views

Can't Install Kernel in Virtualbox [closed]

I tried to compile Kernel and install it so that I can learn how to make Linux Kernel Module. HI can do this on a normal Ubuntu PC. However, I tried to compile and install Kernel inside Virtualbox and ...
1
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1answer
56 views

create floppy images

I'm running a virtualbox ms dos 6.22 emulator and I need quite a lot of virtual floppy images filled with software. Does anyone know a good program to efficiently create floppy images and fill them ...
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0answers
29 views

Is it possible to launch an application inside a Virtual Machine? [duplicate]

I am currently running Ubuntu 14.04 as my main OS, with a Windows 7 installation inside VirtualBox for things I just can't easily do on Ubuntu (like running Microsoft Office). Now I am wondering if ...
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0answers
13 views

Trusty Tahr in VirtualBox on Yoga 2 Pro Running Very Slowly [duplicate]

So I've followed the steps from the following link (and many similar ones): Why does a Ubuntu guest in VirtualBox run very, very slowly? And I have two main problems. My VM running Ubuntu is ...
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0answers
21 views

VirtualBox stops working during system restart at Ubuntu Install

The installation of Ubuntu via VirtualBox all works fine until a last dialog box appears "Succesfully installed , please reboot to start working on Ubuntu" And as soon as I click on the restart, ...
1
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1answer
31 views

/etc/group - group on last line not usable? Is it a bug?

$ cat -net /etc/group | tail -n 3 67 vboxusers:x:127:hannu$ 68 nvidia-persistenced:x:128:$ 69 $ $ a) With the lines as shown I get the profiling (System Settings > Color > ...
0
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1answer
28 views

mount: protocol error on a linux mint vm

here's my hid and gid anadi@petra ~/code $ sudo getent passwd | grep anadi anadi:x:1000:1000:Anadi Misra,,,:/home/anadi:/bin/bash the folder I have shared on virtual box is available on the vm ...
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0answers
145 views

No internet access through bridged wireless connection in VirtualBox

I have Windows 7 installed in VirtualBox on Ubuntu 14.04. This is on a laptop so I have to networking adapters. The ethernet adapter works fine regardless of connection type. Wireless only works in ...
0
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2answers
83 views

VirtualBox headless: Why can't I get the guestproperty network address?

I have installed Ubuntu Desktop 14.04 (Trusty) on a VirtualBox client (bridged network connection, Guest Additions installed). I sometimes run the client in headless mode (rather than through the ...
1
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1answer
59 views

Access application and folders located in host from the guest machine

I'm totally new to use virtual box and Ubuntu and I have question regarding access files and application that installed in the host machine. My host machine OS is Windows 7 and the guest machine is ...
1
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2answers
334 views

Can't get the shared clipboard to work on Ubuntu 14.04

I'm working on a VM that I've recently updated to the 14.04LTS. Although the Guest additions are installed, the support for both clipboard and drag and drop is set to bidirectional, when my mouse ...
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0answers
22 views

What is the proper way to move from a SCSI drive based install to a virtual machine (mulitple partitions & software raid)?

I realize that many of the individual things that I am asking have been covered to varying degrees, but I am the unfortunate inheritor of this very goofy system that is on it's last legs. It consists ...
3
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1answer
48 views

Why Firefox on the VM has the same capabilities of the Firefox of the host machine?

I installed a virtual machine on VirtualBox. My host machine is Ubuntu 12.04 LTS. My problem is that I found all the addons of Firefox of the host Ubuntu in the Firefox browser of the guest machine. ...
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0answers
19 views

Shutdown -H on a VM doesn't switch off the VM

As I don't normally use any Linux distro outside a VM, I'm not sure whether this is the expected behavior. When I use the shutdown -H param I always get the distro to halt as expected, but the VM ...
2
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2answers
2k views

VirtualBox USB 'Add device filter` does not work under 14.04

To make USB devices accessible to a guest OS under VirtualBox, one must i) install the appropriate extension pack ii) navigate to 'Settings ----> USB' in the VirtualBox menu and iii) tick ...
0
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2answers
267 views

How to automatically mount a folder and change ownership from root in virtualbox

It is my first time using virtualbox and ubuntu (14.04), I am on a host Windows 7 OS. I am trying to mount a shared folder that has files I need to access both in the virtualbox and on the windows ...