An x86 virtualization software package developed by Oracle (which bought Sun, which bought Innotek).

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312 views

Trying to run Virtualbox under NX session: getting permission denied

I am running Nomachine NX server on my Ubuntu 12.04, and I'm connecting from a Windows 7 machine using NX client. When I try to start VirtualBox, I get a permission denied error. The same user that ...
3
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0answers
11 views

Change IP address of a Virtual Machine running linux ubuntu on windows 8?

I currently have created two virtual machines in VirtualBox both running linux Ubuntu 14.04, and now want to have them have different IP addresses. (By default, they have the same IP address.) ...
3
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1answer
3k views

Fedora 18 VirtualBox Resolution Guest Additions

I've installed Fedora 18 64-bit guest into a VirtualBox VM running on a Max OS X host. Previously I've installed Fedora 17 and after installing guest additions from the RPM Fusion repo full screen ...
7
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3answers
17k views

How To Install Virtualbox Guest Additions On CentOS via Command Line only

Reading the Virtualbox user manual, I finally got [here], which explains how to install Virtualbox Guest Additions on a Linux guest via Command Line. But it's not clear enough for me (I just started ...
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2answers
45 views

Trying to SSH to local VM Ubuntu with putty

I have found similar questions in my searches here, but most of the answers are way above me at the moment, so here goes. I have set up a VM of Ubuntu server, have installed OpenSSH, and am now ...
2
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1answer
53 views

Unable to access website hosted on virtual machine

I'm on a mac (osx 10.9.3) running CentOS7 in virtualbox. I would like to access the website hosted on the virtual machine. Browsing to the Guest IP returns webpage not available. I'm able to ping and ...
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2answers
38 views

Linux: Recover files from .vdi file

Somehow my .vdi (Linux guest OS) file got corrupted. Now I have some files in it (Inside the vdi file) and I want to recover those files. How can I do that?
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1answer
35 views

Centos 6.5 from Desktop to basic server

I have already installed centos6.5 on a virtualbox, and I realized that I missed choosing the the basic server mode,can I change it now that the installation is over ?
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1answer
605 views

VirtualBox Hangs when installing freebsd 9.0

When installing Freebsd 9.0 as virtualbox guest, it hangs. Freezes the guest OS, other VirtualBox windows works fine. Logs attached, hardware is pentium D, 4 GB ram, Asus p5ld2 deluxe mainboard, OS - ...
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1answer
359 views

Increasing Command Line Resolution Centos 6.4 VirtualBox

I running CentOS 6.4 in just CLI mode. However, I have a 1080 monitor and the resolution from the CLI interface is horrible. Do I still have to install Guest Additions in order to increase display ...
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3answers
883 views

CentOS 6.5 in virtual box : can't install any package

I have just installed CentOS 6.5 on my virtualbox. I wanted to install the GUI, using this command : yum groupinstall -y 'X Window System' but it gave me the following error message : "couldn't ...
2
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1answer
819 views

Error running Virtual Box on Arch Linux

I installed Virtual Box regularly on Arch Linux using pacman: pacman -S virtualbox When i run virtualbox from the terminal, the GUI of the program is loaded but I can't use a virtual machine and I ...
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0answers
19 views

Fresh install of Fedora 20 on a VM, seamless mode seems to be broken

Previously when I installed Fedora, maybe 16 or so, in my VM and did seamless mode on my windows 7 box, I got the gnome 3 bar to show up at the top of my windows machine (so I could use it from ...
3
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1answer
296 views

How to make use of a real PCI modem in a Virtual Machine?

Is there a way where I can use my PCI modem in a virtual machine on an ubuntu 12.04 host box? I have installed Ubuntu 12.04 on the host and I want to use my PCI modem on a guest virtual machine. Can ...
4
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1answer
596 views

Fedora 18 guest in VirtualBox 4.2: How to assign static IPv4 address to guest regardless of active ethernet interface on host

I have a Ubuntu 13.04 host running VirtualBox 4.2.12. This host has both a wired and a wireless network interface, but only one of which would usually be active at any given time. For example, at home ...
2
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1answer
206 views

Oh no! Something went wrong! Installing kali linux

I am trying to install a virtual machine running Kali (Formerly backtrack) 1.0.7 in 64 bit. My host machine is a 64 bit MacBook pro running 10.7.5. I am using Oracle VirtualBox version 4.3.12. The ...
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2answers
2k views

Guest OS Ubuntu 12.04 no network connection

Recently added a new *.VDI image with Ubuntu 12.04 to my existing VirtualBox. The machine hangs with a "Waiting for network configuration" error, eventually times out after 60 seconds and boots in ...
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2answers
857 views

Having issues installing Kali Linux in Virtualbox

Trying to install Kali Linux in VB and it freezes. I believe I have the correct version and a good ISO because it comes up and allows me to navigate to "install" Once I press enter, all that happens ...
126
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16answers
31k views

Any reason NOT to run Linux in a VM all the time?

I've switched to using Arch Linux for most of my day to day work and don't need Windows for anything but gaming and the couple of apps that aren't ported to Linux like OneNote. My Linux distro is ...
2
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3answers
175 views

Is installing and configuring Arch Linux in VirtualBox going to be the same as installing it for real?

I want to learn how to install and configure Arch Linux on my MacBook. Since I'm just barely an intermediate Linux user (but with an intense desire to learn more), I will probably need a lot of ...
7
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3answers
14k views

Enabling IOMMU in the kernel for graphics card pass-through

Short question: How can I turn on the intel_iommu setting in the Linux kernel? I run a Debian host, using the grub2 bootloader. Documentation I've seen says to edit /boot/grub/menu.lst, which seems ...
0
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1answer
21 views

Virtualbox delete vm ram

If I delete a VM in VirtualBox, what happens with the RAM I used to create that VM? Is it freed?
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1answer
29 views

VirtualBox with a transparent drive

I want to create a virtualbox VM for experimenting with Linux that uses a directory or some device that is completely transparent to the outside. Further, I do not want networking to work on this VM. ...
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1answer
32 views

Bridged TAP interface to virtualbox

I need bridged TAP interface on client side of my VPN to virtual machine. I use VirtualBox 4.3.12. But in Adapter Network options in Attached to: Bridged adapter I do not see my TUN adapter. I have ...
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3answers
5k views

Screen resolution problem in Fedora 17 on Oracle VirtualBox 4.2

I have HP Pavilion dv6 6119tx system which has a screen resolution of 1366X768. But after installing fedora 17 on VirtualBox with Guest additions, the default resolution is 1280X768. Whenever I switch ...
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1answer
32 views

Error installing arch Linux due to virtual box-guest-modules (despite not installing on virtual machine)

I'm installing Arch Linux, following the instructions at the Beginners' Guide, and got up to running pacstrap -i /mnt base base-devel. It finishes with the following error: resolving dependencies... ...
1
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1answer
140 views

Networking between two Virtual machines on different hosts

I have openSuse installed as a virtual machine(Oracle Virtual Box) on DeskTop(win 7), and another openSuse installed on as a virtual machine(Oracle Virtual Box) on my Laptop(win 8.1). Please see the ...
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2answers
52 views

Creating an iso from the virtual machine

I have openSuse installed as a virtual machine on Oracle Virtual Box, and I have configured some softwares with the way I require. I need to replicate the similar environment on a new Server (NOT the ...
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1answer
26 views

How turn external HD visible in Virtualbox Debian VM?

I want to clone my Virtualbox VM to a another/external HD in my computer. My VM is a Debian 7, and I want to use the dd command on an external HD. Is this possible? When I use # fdisk -l only ...
1
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1answer
350 views

Virtualbox kernel modules not loading at boot

I have been running virtualbox on an Ubuntu 12.04 laptop for a while and it has all worked smooth, but suddenly, probably after a kernel upgrade, the vbox* modules are not loading at boot, if I ...
1
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1answer
36 views

How to Upgrade Oracle VirtualBox 4.1.12 to to 4.2.10

I installed Oracle VirtualBox 4.1.12 in my Ubuntu 12.04. Now I want upgrade from 4.1.12 to 4.2.10 version. How can I upgrade the Oracle VirtualBox in command line
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3answers
3k views

FATAL : No Bootable medium found! System halted

I just got a .iso of the linux distro Backtrack 5 R2. I set it up, using virtual box, and set it up to run using the .iso, and hard drive as a .vdi. Here's the setup: System: Base Memory: 1500 MB ...
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0answers
42 views

Please help diagnose very slow Remmina session for VirtualBox VM

I'm using Remmina 0.9.99.1 with CrunchBang VMs on a remote server (VirtualBox 4.3.4 on Debian 7.2.0 x64). I'm using RDP with TLS security, and connect through a UDP-mode VPN. With freshly-installed ...
0
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3answers
468 views

Fedora 18 host cannot ping Windows XP guest

I have my laptop running Fedora 18. I want to run a Windows XP guest using VirtualBox 4.2.6. My configuration seems correct, here is my networking report. Fedora 18 host lo: ...
5
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3answers
450 views

Gedit cannot save in shared folder (Virtualbox)

I'm getting the "Cannot save _ Unexpected error: Error renaming temporary file: Text file busy" in Gedit 2 when I try to save in a shared folder with Virtualbox (Debian). I've searched and apparently ...
4
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5answers
3k views

Gedit won't save a file on a VirtualBox share: Text file busy

I have a text file that I can change using other applications (for example openoffice). But when I try to change and save it using gedit, I am getting error from gedit: Could not save the file ...
1
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1answer
38 views

LVS is not accessible from the outside

I'm currently busy setting up a LVS - Linux Virtual Server: root@debian1:~# ipvsadm -L IP Virtual Server version 1.2.1 (size=4096) Prot LocalAddress:Port Scheduler Flags -> RemoteAddress:Port ...
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0answers
37 views

vagrant private network unstable

I have these 2 boxes, but I have a problem, when I start disributed and ping 172.28.128.2 often the network isn't working, but if I then go into oracle and ping 172.28.128.3 it'll find that and both ...
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2answers
54 views

RHEV cannot start inside Oracle VirtualBox

While installing RHEV Hypervisor 3.3 on Oracle VirtualBox I am getting following message: Failed to open a session for the virtual machine RhevH1 VT-x is used by another hypervisor. ...
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2answers
198 views

Guest Windows XP screen has wrong aspect ratio

I'm running Linux Mint Qiana as the host on a new HP 250 G laptop with 4GB of Ram and a 500GB hard drive. The laptop has a screen aspect ratio of 16:9. This is new to me because it's my first laptop ...
4
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2answers
123 views

How can I enable access to USB devices within VirtualBox guests?

I cannot see any USB devices within my VirtualBox guest VMs from my host. How do I enable access for my guest VMs? ...
7
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3answers
6k views

CentOS no network interface after installation in VirtualBox

I have Ubuntu 12.10 on which i installed virtual box on which I setup centos 6.4 i386. On Ubuntu I have: 3.5.0-17-generic kernal running. On virtual box I install centos 6.4 and everything works ...
4
votes
1answer
4k views

CentOS doesn't know what the internet is

So I've done my share of investigating this problem... I just recently created a CentOS 6 VM on my LinuxMint box using VirtualBox. I left all the recommended values the same upon creation (8GB HDD, ...
32
votes
9answers
50k views

How to automatically start and shut down VirtualBox machines?

I need to run a software system that is intended to be installed as an appliance on a dedicated machine. In order to save energy, I plan to run the system on a VirtualBox VM instead. The host is a ...
0
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0answers
78 views

Virtualbox installation

I'm trying to install virtualbox. But when I run dpkg -i {dpkg package} I get following error: sudo dpkg -i virtualbox-4.1_4.1.18-78361~Ubuntu~precise_amd64.deb Selecting previously unselected ...
0
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1answer
146 views

Left control key not working in virtualbox

I'm having an issue. I'm trying to install Gentoo in virtualbox. I can't use nano because when I press Ctrl + x, I see, I have written x letter. Something's wrong with Ctrl key in virtualbox. I've ...
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2answers
65 views

How do I get the shell on the screen?

I'm completely new to Linux. I've googled but I can't find the keyboard shortcut command for this anywhere. I tried Ctrl-Alt-F3 from the graphical desktop, but it takes me to a login screen. Back on ...
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2answers
53 views

Stop netcat when VirtualBox closes

Using netcat to redirect print output from DOS program in VirtualBox under OSX. #!/bin/bash VBoxManage startvm FreeDOS while : do nc -l 1235 | lpr done This works except that when VirtualBox ...
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2answers
1k views

Locating and Installing a program (Heroku Toolbelt)

I'm new to Linux and Heroku. I downloaded the Heroku Toolbelt into my CentOS/VirtualBox setup using the following command: wget -qO- https://toolbelt.heroku.com/install.sh | sh However, according ...
2
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2answers
716 views

VirtualBox: modprobe can't find vboxguest, vboxsf, vboxvideo

I've been following these instrctions to install the guest packages for arch linux. Unfortunatelly modprobe returns: [snooc@archfire ~]$ modprobe -a vboxguest vboxsf vboxvideo modprobe: WARNING: ...