VirtualBox is a free, open source virtualization program from Oracle for the x86/x86_64 architectures.

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VirtualBox: USB device is busy with the previous request

I want to use my pendrive on Arch Linux that is currently on VirtualBox. My host system is Windows 10. I've already added a USB device filter, but Arch doesn't see any USB disk. When I try to connect ...
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2k views

Android-x86 6.0 Marshmallow in VirtualBox doesn't start

I succesfully installed android-x86-6.0_20160129.iso in VirtualBox but the VM doesn't start. This is my GRUB: If I start the VM with the first option I get error Failed to find cpu0 device node. I ...
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66 views

KVM switch switches automatically on VirtualBox usage

I am using KVM switch Multico EW K1904U. The problem is that it confilcts with Oracle virtual box somehow. Particularly, if I am terminating virtual machine on computer 1, it switches to computer 2 (...
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How to switch between VM guest and host in Windows 10 with single keyboard shortcut?

I'm looking for simple solution for switching between host and guest on Windows 10 (build 10240) with VirtualBox (5.x). Let's say I have two virtual desktops open, one containing VM guest window in ...
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1k views

Make Genymotion use a host VPN

I'm using Cisco's AnyConnect to connect to a VPN using my Windows 8.1 PC. When using the Genymotion emulator, I would like it to use the VPN too. However, although having Internet access from the ...
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581 views

VirtualBox Port Forward not working when Guest IP *IS* specified (while doc says opposite)

Trying to port forward from host (Mac OS X) 127.0.0.1:8282 -> guest (CentOS)'s 10.10.10.10:8080. Existing port forwards include 127.0.0.1:8181 and 9191 to guest without any IP specified (so whatever ...
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2k views

Is it possible to run Corona SDK on ReactOS or Wine?

I dumped Windows, I'm now using Xubuntu. Is it possible to run Corona SDK on Wine? On Corona forums, they say no, but I wounder how this guy did it? Is ZeroBrane a solution? What about ReactOS (or ...
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5k views

Why is virtualbox networking using virtio slow (bridged and host-only, Debian)

I'm currently installing a VirtualBox Server using Debian for Host and Client. I experience some trouble regarding network performance and CPU load especially using host-only networks and I've no idea ...
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655 views

Mac 10.8 Guest Multiple Monitors in Virtualbox

I've done a bit of searching and cannot seem to find an answer to my question. I have Mac OS X Mountain Lion guest installed on a virtual machine using Virtual Box with a Windows 7 host. I've found ...
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565 views

Use Biztalk training kit on a Virtual machine

I have a Windows 7 Enterprise 64 bit laptop with 8 GB RAM. I am trying to get the Biztalk training kit() installed on a VM on this machine. I have used Oracle VirtualBox to create a windows 2008 64 ...
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181 views

Win7 VirtualBox Server with TeamCity keeps BSODing

I'm testing out TeamCity with a small project (one checkin per day or so, small code base) on a Windows 7 VM in VirtualBox. I've had many successful VMs on this host, some of which were also Windows ...
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why can't I create directories in virtual box shared folder? Windows 7 host, arch linux guest

I'm mounting a shared folder in an arch linux guest on a windows 7 host in Virtual Box. The shared folder's filesystem is ext3 and is mounted in windows 7 with Ext2Fsd. I mount the shared folder at ...
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25 views

Forwarding traffic on Linux virtual machine received through GRE tunnel connected over OpenVPN

I'm trying to route traffic destined for the public Internet through an OpenVPN network, where the traffic will exit the VPN through another client on the network (that happens to be a VirtualBox VM). ...
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397 views

No kernel sources available for 4.4.4-301.fc23.x86_64

I am trying to use vagrant on Fedora 23, but it isn't working at all. It isn't working because virtualbox's kernel modules will not install and compile with 4.4.4-301.fc23.x86_64. I installed ...
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173 views

VERR_VMX_IN_VMX_ROOT_MODE when running VirtualBox with libvirt installed

I'm running RHEL 6.4. I had been using a VirtualBox VM to run a simulator, but recently installed libvirtd for a different project. Now I want to run my VirtualBox VM again, but keep getting an error ...
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522 views

Linux windowed GPU passthrough

I've read that GPU passthrough on linux (ubuntu/mint) is possible with the correct types of hardware. I'm looking for a specific use case of passthrough and I'm wondering whether technology has ...
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426 views

Virtualbox can't detect any network adapter after upgrade windows 10

I install virtualbox 5.0 in Windows 8.1 and running smoothly, but after I upgraded to Windows 10 my virtualbox could not detect any network adapter. I've tried to reinstall virtualbox with this way ...
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329 views

OSX: Locking in vagrant with Ubuntu guest using NFS doesn't work

On OSX 10.10.3 using VirtualBox 4.3.26 and vagrant 1.7.2 when using NFS for the shared folder in a Ubuntu 14.04 LTS guest, PHP application ins the guest trying to use LOCK_EX on the shared folder ...
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3k views

Route traffic from local network to VirtualBox host-only adapter

For a test I need to allow routing from my local network to a guest inside a VirtualBox. The guest already have outside access. So far I enabled ip forwarding on my local machine (OSX 10.9) and added ...
3
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656 views

Extreme mouse lag in Starcraft I using VirtualBox Mac Host, Windows 7 Guest

I've installed virtual box on my new MacBook Pro and I'm hosting a Windows 7 instance. Everything works very smoothly. However, I've installed the original Starcraft (yes, 1995! It's 20 years old!) ...
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11k views

Create a Virtual USB disk drive and connect it to Virtual Box

I have created a virtual USB removable disk using imdisk http://www.ltr-data.se/opencode.html/ using commands http://diddy.boot-land.net/firadisk/files/imdisk.htm (eg. imdisk -a -s 2104515b -m R: -f ...
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96 views

Is it possible to create an instance of windows that has the limited amount of files needed to run

I have been experimenting with virtual machines and I am trying to figure out if their is a way to create a limited instance of Windows from your own version you are running? An example would be that ...
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2k views

How to prevent VirtualBox VM crashing into “Aborted” when resuming it from a snapshot with running OpenGL application inside?

When I try snapshot/restore-state in VirtualBox 4.0.4, it works. Hovewer, if I try restoring snapshot when some OpenGL-enabled application is running inside VM, VM crashes immediately after starting. ...
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How do I make VirtualBox's vboxnet interface show up in the OS X network configuration GUI?

I'm willing to do any amount of frobbing of settings in .plist and .xml files to make this work. The scenario is this: I have a nice Android based phone. The phone can do USB tethering. OS X 10.6 ...
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24 views

Can I pass non-graphics PCI-E without host drivers to virtualbox vm on FreeBSD

Like the question says, I have a pci-e card with windows (but not freeBSD) drivers. Can it be passed through from a host running FreeBSD 10.3 or higher to a VirtualBox VM running Windows 8.1/10? The ...
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131 views

Intel-VT not enabled in BIOS on acer laptop V3-772G

Yesterday i purchased Acer Laptop V3-772G and increased RAM just for the sole purpose of using this beast for Virtualization but when i tried to install 64-bit OS it slapped me with VT error. So i ...
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124 views

Howto run a raw-disk Virtualbox VM when using UEFI

I have a dual-boot setup on my computer with Windows 10 and Linux (Arch, if relevant). I'm trying to virtualize my on-disk Linux install in Windows (and plan on doing the opposite direction once I ...
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73 views

How to solve the error “Code: 0x0000000A” while installing Windows 8.1 with enabled VT-x

I am using VirtualBox 5.0.0 for Windows hosts I have same problem as described here but my VT-x is enabled in BIOS. But my virtual box thinks other way.
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142 views

VIM: Characters not displayed correctly in GVIM 7.4 on Ubuntu 14.04 LTS

Using GVIM 7.4.52 on Ubuntu 14.04 LTS in a Virtualbox VM. Sometimes the characters are not displayed correctly as can be seen in the following image This totally renders GVIM unusable. The problem ...
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207 views

Automount Shared Folder in VirtualBox 5.0.2/VBoxManage Intern Procedure

First I wondered, that I found nothing to the topic. Maybe I’m not so good searching? However, following command creates a new Shared Folder in VBoxManage: .\VboxManage.exe sharedfolder add <...
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868 views

Virtualbox host io cache applying scenarios

Virtualbox docs says that using host io cache for sata controller may be a risk of system performance. At the same time, on my case I see advantage of using host io cache - DisckCrystalMark reports ...
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62 views

Mount USB-Device (Printer) per Script on Ubuntu 14.04 Virtual Box 4.33

We have ubuntu 14.04 with Windows7 on the Virtual Box 4.33 running. As the USB-Printer is mounted at the host or the guest and there seems to be no solution to make it on both available, now my ...
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99 views

VirtualBox networking (inception computing)

I am new to world of networking and now I am trying to connect 3 PC`s together. I have windows 7 host that runs Ubuntu64-bit server guest, that runs ubuntu32 server guest. Win7- Host Only network (...
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225 views

Override localhost IP Adress in Windows 8.1

I'm trying to set up Windows 8.1 virtual machine through VirtualBox for testing a server running on my Mac (running Yosemite 10.10.3). VirtualBox sets up a the IP 10.0.2.2 to point to the host machine'...
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59 views

Trying To Run a VM On Ubuntu 14.04 LTS

I cant seem to run a VM on Ubuntu 14.04 LTS, virtual box is reporting "Failed to load VMMR0.r0 (VERR_SUPLIB_WORLD_WRITEABLE)." I have tried all the fixes I could see on the bug reporting page of ...
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277 views

VBoxService not starting in Windows 10

Managed to get Windows 10 running as a VirtualBox guest on Linux fine. However the 'Guest Additions Service' VBoxService will not start and there is no additional info in the Windows Event Logs. ...
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3k views

Hyper-V alternative in Windows 8.1 Single language

Is there any way to enable or install Hyper-V in licensed Windows 8.1 single language. I have heard it requires Pro Edition of Windows. I want to run windows phone 8.1 emulator in Visual Studio. It ...
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32 views

Allow device usage only in VirtualBox

I have an USB device, and I want to connect it to VirtualBox, but I don't want to allow any usage of this device on the host machine - it should only forward the device to the guest. How to do this?
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105 views

How to recover from bad VBox Guest Additions build?

I'm using Ubuntu 14.04 (fully patched). Last week, the kernel took an update. So I [virtually] inserted the VBox Guest Additions CD and then proceeded to build it. I don't recall having any problems. ...
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114 views

Using Virtual Box to install Ubuntu Server 14.04 on an external hard drive

I'm trying to install Ubuntu 14.04 onto a server hard drive. The server machine I have only supports booting to CD/DVD, not USB. When I've tried burning the Ubuntu 14.04 installer to a DVD for ...
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0answers
207 views

oracle virtualbox problems in setup

I have windows 8 pro I was trying to install oracle virtualbox Version 4.3.12. for the genymotion emulator . While installing the installation bar goes till copying files and then suddenly it appears ...
2
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0answers
3k views

Error “FATAL: Could not read from the boot medium. System halted”, while installing Windows 7 on VirtualBox

I have installed VirtualBox 4.3.22 on Windows 7 professional. I want to create Windows 7 Virtual Machine using Virtual Box. (My intention is to have a Windows 7 VM running for evaluating different ...
2
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349 views

VM image inaccessible in Virtual Box

I have Virtual Box installed on base OS RHEL 5.5. I am using Windows 7 as a VM image on Virtual Box. While transferring a folder of 600MB on Windows I got a Virtual Box error saying Memory limit ...
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57 views

Can not connect to VirtualHost when VPN

I run VirtualBox on my local machine with Ubuntu which hosts my application. Application URLs points to VM IP Address in my hosts file (/etc/hosts). And this configuration works fine. I can also ssh ...
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253 views

Cannot connect to the server through host machine that I created in guest machine in Linux Mint

Using virtualbox I am running a server on Linux-Mint(guest) and client machine is windows-8 (host). When I try to connect to the server (which looks like http://169.254.158.126:8080) from windows-8, ...
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75 views

Debian 7 vs Ubuntu Server 14.04 for 32-bit VM “network nodes”

I plan to make a number of small VM's (virtualbox) that will serve as networking nodes for various VPS servers, local appliances, private domain servers (AD), and various other web services provided ...
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2k views

Install Windows 8.1 in virtualbox from a recovery partition?

How can I access/boot a/via a specific partition (in this case, the Lenovo Recovery partition) when starting a virtual machine which should become a Windows 8.1 OS? Original Disk Layout The ThinkPad ...
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68 views

I need to re-mount the shared folder everytime my host folder has new files or changes in Virtualbox

I work with a Windows 7 host and a Xubuntu guest. Everytime my shared folder in Windows has new files or changes, I have to hit sudo mount -t vboxsf ... Why's that? Can I automate it somehow? Is ...
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649 views

Is there a list of keys and values for VBoxManage setextradata subcommand?

The setextradata subcommand of VBoxManage tool of VirtualBox 4.3.12 (and others) provides a lot of useful tweaks and even esential features, like activation of symbolic links with VBoxManage ...
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3k views

How can I connect integrated webcam with virtualbox

I am trying to use a Windows XP VM for VirtualBox on my Windows 8.1 laptop. I have tried the usual attaching USB device but I get an error saying "USB device is busy with previous request". My webcam ...