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

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2
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3answers
4k views

passthrough graphics card to virtualbox

So I'm trying to get my laptops NVIDIA fx 880m to pass to a virtual box running window seven on a linux mint 17 install. So far everything seems to be (maybe) heading in the right direction: the ...
1
vote
1answer
162 views

Chromium Render SPU tab stuck above VirtualBox task in Win10

Background: I use Win10 and I run Ubuntu 15.10 on a virtual machine via VirtualBox. Each time I run the VM, after about 1 hour, another tab is being added to it's icon in the Win10 taskbar: You ...
0
votes
1answer
11 views

Using IPv6 link-local addresses to ping between VMs in internal VirtualBox network

I'd like to test this network configuration in fully virtualized enviroment, while I don't have access to physical lab. I am using 2 VM Guest machines (Guest OS is Archlinux), each configured with ...
3
votes
4answers
24k views

How to get Alfa awus036nha to work with Kali Linux?

Im running Kali linux 64bit 1.07 as a guest os through virtualbox 4.3.12 r93733. Ive also installed the VirtualBox 4.3.12 Oracle VM VirtualBox Extension Pack. I have bridged my hosts network ...
1
vote
2answers
27 views

VirtualBox virtual machine is suddenly not accessible

I am using Ubuntu on VirtualBox and Windows host machine. Suddenly I am getting flow error. Any idea to fix this issue? I do not want to install Ubuntu again as will loose lot of data.
0
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0answers
11 views

Existing vagrant vm(s) cannot be recgonized on fresh Windows

I just switched from win8.1 to win10 (installed on separate ssd). I installed virtualbox and imported existing vm machines. I installed vagrant. Existing installation of vagrant is on another hard ...
1
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2answers
3k views

Host cannot reach guest via VirtualBox host-only network

In VirtualBox on Windows, I have a guest running Ubuntu Server, with the apache2 and openssh-server services running. The configuration file /etc/network/interfaces gives it a static IP of ...
-1
votes
0answers
9 views

How do I migrate from Oracle VirtualBox to Microsoft Virtual PC for Mac?

Most of the search results I have found deal with going from Virtual PC to VirtualBox. I want to go the other way around. I set up a VirtualBox machine to run Windows, but I'd like to switch to ...
0
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0answers
12 views

Virtualbox - create a raw vmdk disk by UUID, not \\.\PhysicalDriveX

What I would like to achieve is to create a vmdk disk from physical drive which continue to work if the disk order is changed (e.g. disk is connected to another SATA port). Probably, the correct ...
-1
votes
1answer
17 views

Android-x86 on Oracle VirtualBox - error

I'm trying to install android-x86-5.1-rc1.iso (from http://www.android-x86.org/) in the virtualbox v5.0.14 and this is what I get. The screen freezes there and nothing else happens. Does anybody ...
0
votes
0answers
23 views

VirtualBox Win7 Windows Update unusably slow

Problem: 190 Important windows updates take ~10hours to install, then fail, then take ~10 hours to roll back. Tried 3x. Now I'm doing 10 updates at a time, about 2.5hours each set. Environment: Win7 ...
0
votes
0answers
30 views

Just Installed Virtualbox on Windows 10 host, Cannot Load Ubuntu

Just installed 4.3.12, build 9926. For reasons I won't go into right now (extensive), the newest builds of VBox crash immediately in Windows 10 Home Edition. Build 4.3.12 will actually start Vbox ...
126
votes
4answers
107k views

How to compact VirtualBox's VDI file size?

I've a VirtualBox VM which configured a very large hard disk size (bigger than host). By my mistake, a program on the VM generated lots of log files and the VDI file size keeps growing until there is ...
0
votes
0answers
15 views

Moving partitions with YaST Expert Partitioner: “already created on disk and cannot be moved”

I am currently trying to use the YaST partitioner tool (on openSUSE 13.2 under VirtualBox) to move the Linux swap partition on a VirtualBox virtual disk image. Upon trying to move any given partition ...
-2
votes
0answers
27 views

Optimizing Windows 7 to be a Host Only machine?

For work purposes, Windows 7 must be my operating system—so I'll be doing 95% of my work via VirtualBox (I use Windows for like... PowerPoint). I've disabled Aero and the SuperFetch service. I ...
2
votes
1answer
5k views

Cannot set 16:9 resolution on ubuntu 12.04 run in VirtualBox

I recently installed virtualbox. I tried to run ubuntu 10.04 and it worked fine in fullhd resolution. Then I installed Ubuntu 12.04 and now when I to setup up any fullhd resolution UI becomes very ...
0
votes
1answer
30 views

USB drive enabled but not showing in Windows 10 File Explorer

I'm running VirtualBox 5.0.12 on a Mac, and I have a USB drive that is connected to my Mac. The VirtualBox says it is using the USB device, but the device is not showing up in File Explorer. The ...
0
votes
2answers
51 views

unable to fix VirtualBox and / or reinstall it

I installed Virtual Box on Windows 7 ultimate x64 and then I upgraded my system to Windows 10. VirtualBox did work properly with both the versions of Windows and I was able to run everything ...
0
votes
0answers
35 views

Networking not working due to MAC address in VirtualBox Ubuntu guest?

I have an Ubuntu VirtualBox VM guest under a Windows 10 host. At home I can connect to my wireless network and see the internet if I use bridged adapter, but not NAT. With NAT Ubuntu says I'm ...
3
votes
2answers
1k views

How to use the ALT key in a Virtual Box guest session?

I'm running a Virtualbox session of Windows XP (guest) from a Sabayon GNU/Linux system (host). I'm doing projects with Adobe Illustrator CS2 and some of the functionallity is accessed with left mouse ...
1
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0answers
10 views

VirtualBox: guest network reconnects frequently

I have a KaLi 2.0 Linux (debian based) virtual machine. The network disconnects and re-connects frequently (in an experiment using ping this happened after 870, 960, 1480, 1567, and 1770 seconds). I ...
0
votes
1answer
28 views

Can I use graphic drivers inside my VirtualBox?

I’m currently using CAD programs like Inventor, or AutoCAD and it doesnt certify my generic VirtualBox graphic card. Can I install normal drivers for it in my VirtualBox so my Windows can benefit from ...
-1
votes
0answers
7 views

Internet loss when disabling Hyper-V [duplicate]

I am trying to disable Hyper-V to allow 64 bit VMs to run in VirtualBox however every time I disable Hyper-V my computer is unable to reconnect to the internet. Any help on how to resolve this error ...
1
vote
1answer
74 views

virtualbox guest os through vpn

I have an Oracle Linux guest running a web server in VirtualBox on a Windows 7 Host. I need to set the networking up so that I can do 3 things: the host can connect to the guest through a browser ...
1
vote
2answers
49 views

What is the performance difference of a Virtual Machine vs the Physical host?

Where I work we are running relatively powerful PCs using the Debian Linux Distribution. However for certain programs which we need to install it would be better to have CentOS and these would be our ...
-1
votes
1answer
68 views

OSX in Virtual box SerialNumber = 0

I've got an install of OSX El Capitan running in Virtualbox for so I can test Xcode and potentialy start developing. I cant seem to log in to the app store though as it appears the serialnumber is ...
1
vote
1answer
31 views

Does VPN on a virtual machine make the host connection VPN as well?

I am using VPN on a virtual machine to my organization's network. And I was just wondering whether this will make the host connection also under VPN. My organization's network may be monitored for ...
0
votes
1answer
10 views

Hide toolbar in VirtualBox 5 fullscreen

I'm running VirtualBox 5.0 on Windows 7 in fullscreen mode. There is a toolbar sitting at the bottom of the guest's screen that opens when I hit it with the mouse. Is there any way to completely hide ...
0
votes
0answers
13 views

Is it possible to get separate X11 screens in a multi-monitor VirtualBox Linux guest?

I have an application that is designed to use two separate X11 screens (:0.0 and :0.1) which I would like to run with a Redhat VirtualBox guest. I have set up the guest additions and vboxvideo in ...
1
vote
2answers
2k views

Increase resolution for debian guest in virtualbox

I have a windows 7 host and a debian 8 guest. I already installed virtualbox-guest-utils virtualbox-guest-x11 virtualbox-guest-dkms as described in ...
1
vote
2answers
3k views

Setting up virtualbox for outside access

I have a computer running a server that my subdomain on my shared hosting account points to. IE subdomain.mydomain.org goes to my home server. Now then; what I'm wanting to do is be able to access my ...
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votes
0answers
20 views

How to share folder from VM (Debian) to my main OS

I want to be able to do this with in a VM: Share folder and it's subfolders and files on Debian (e.g /home/user-name/dev/) Be able to mount this to my main Windows machine so that I can load files ...
15
votes
7answers
47k views

Ubuntu on VirtualBox can only show resolution of 800x600 - how do I change it?

My monitor is 1920 x 1200 and the computer is running Windows 7. Using VirtualBox and Ubuntu 10.04, the screen of the Ubuntu can only be 800 x 600 or 640 x 480. Is there a way to change that. I ...
2
votes
1answer
4k views

Installing Mavericks in VirtualBox

I would like to install Mavericks in VirtualBox. I tried different solutions but I can’t get this work. First I downloaded Mavericks from the app store. Then I converted the InstallESD.dmg to an ISO ...
4
votes
2answers
4k views

Portable VirtualBox kernel driver error

I'm using PortableVirtualBox for about a year with no problems. But from two weeks now -without upgrading or updating anything on Virtualbox or anything related on my PC- after running any of my VMs ...
1
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0answers
64 views

How to Decrease the memory footprint of Windows 10 64 bit OS

Having recently migrated to Windows 10 from a Windows 7 and Linux (Ubuntu/Kali/Redhat) along with extensive usage of virtual OS's Finding it difficult to reduce memory footprint of windows 10 OS on a ...
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votes
0answers
72 views

How to slow down GPU in Oracle VM VirtualBox? [closed]

I run Oracle VM VirtualBox with 3d acceleration mode to run 3d games. I could run the same 3d game maybe 3-4 of them with no problems without the VM, but I run it in VirtualBox to avoid the game ...
0
votes
0answers
17 views

VirtualBox http connection error

I am trying to connect to VirtualBox remotely using the following code, String url = "http://192.168.0.101:18083"; String user = "..."; String passwd = "..."; VirtualBoxManager mgr = ...
-3
votes
1answer
41 views

How did the MicroXP developer edit this Windows XP Setup screen? [on hold]

I want to know how i can edit this Windows XP setup screen. As you can see, it is MicroXP v0.82, and the developer edited this part 'Please wait while Windows XP detects and installs devices...' to ...
2
votes
1answer
373 views

Change number of CPUs in VirtualBox is disabled

I'm using virtualbox with Kali and it's working fine, however I currently only have it using 1 cpu and I'd like to add more. However when I go to Settings → System → Processor the fields ...
0
votes
1answer
243 views

Can't seem to use 2CPU on Oracle VM VirtualBox 5.0.2

I have an Intel® Celeron® Processor N2815. I've confirmed Virtualization and VT-x are enabled. I can't choose more than one CPU when configuring a Linux machine on VirtualBox; the scroller is grayed ...
0
votes
0answers
28 views

What “.sys” SCSI driver VirtualBox uses ? (Error “Stop 0x0000007B”)

I'm trying to make my Windows 7 boot-to-VHD's vhd to boot in VirtualBox. I've suceeded many times through enabling drivers on boot by modifying the registry inside this folder: ...
2
votes
2answers
4k views

Internet doesn't work with Virtual Box Windows because dns server isn't found

If I use ip address to go to www.google.be for instance, it does work. How do I make the dns work in my Virtual Windows Xp machine? Update: Virtual Maching: ipconfig /all Windows IP Configuration ...
1
vote
2answers
70 views

How to config proxy in Ubuntu on VirtualBox

All: I am new to virtualbox. I install virtualbox on a WIndow7x64 box(IP: 45.37.2.38, Mask: 255.255.255.0 Gateway:45.37.2.1) which is behind office's proxy, inside virtualbox, I install Ubuntu 14.04 ...
1
vote
2answers
7k views

Getting “error loading operating system” when I start a VM. Worked fine prior opening with VirtualBox

I'm using VMware Workstation 7.x on Windows and I'm getting this error when I start my VM: error loading operating system That started to happen when I tried to load the VMDK file into the ...
19
votes
9answers
58k views

How can I get VirtualBox to run at 1366x768?

I'm trying to run Windows 8 in VirtualBox. My laptop's display is exactly 1366x768. Windows 8 disables some of its features if the resolution is less than 1366x768, so I need to run the guest OS ...
0
votes
0answers
13 views

I'm unable to access any .vdi files over the network

I have two Arch workstations. I want to be able to run VirtualBox on Machine A, and access the .vdi files stored on a storage drive on Machine B. I'm sure I'm not connecting the two machines ...
14
votes
4answers
11k views

Can I use one virtualbox disk for multiple machines?

I'm not sure what search term to use and skimming through the VirtualBox manual didn't help me either, so I ask my two questions here... My setup is this: PC with dual boot into Windows 7 and a ...
-1
votes
0answers
20 views

VMs with GUI over the web [closed]

I want to teach students in a computer lab. I want them to go to some site and launch VMs I have prepared. It would connect to a server with a large amount or ram, and they would interact with their ...
1
vote
1answer
533 views

Unable to SSH to a VirtualBox RedHat

I am using a Mac and VirtualBox to start a RedHat virtual machine. The instance is started with two adapters (first being NAT, and second being host-only-adapter). The problem is that I am unable to ...