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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2answers
33 views

How can I set the screen resolution in VirtualBox during a system installation?

I want to record the installation process of some operating systems but VirtualBox, without VB guest additions, set the screen resolution to 800x600. So, is there a method to change the resolution ...
0
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1answer
42 views

Virtual Box Networking

I have 3 virtual machines on Virtualbox connected to three different host-only networks in one Host, and 3 virtual machines on Virtualbox on another host with same configuration host-only networks. ...
0
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0answers
32 views

Oracle VirtualBox not able to connect to internet when the host is having slow internet

Virtual Box running on windows 8.1 has trouble connecting to internet probably when the host is having slow internet connection (This happens occasionally and there is no issues with the internet ...
0
votes
2answers
43 views

Develop from Windows, run on a command-line Linux virtual machine [closed]

I've always developed web apps on my Windows pc in a Linux virtual machine (programs and frameworks not always have full compatibility with Windows, but I find Windows handy for other reasons, so that'...
0
votes
1answer
51 views

I Can't log into windows in VirtualBox without Microsoft account

I am opening windows for the first time i get this: I am, using VirtualBox. I don't have a Microsoft account. How can i log in?
1
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0answers
19 views

Disable NFS sharing when the host is Windows

Our VM works nice on Linux, but on Windows, I want the sync_folder to be off (we'll code remotly on the machine, it'll be faster) Is there a way to execute this code on OSX & Linux WHILE ...
1
vote
1answer
41 views

Which version of Windows 7 to buy to legally use in Ubuntu VirtualBox? [closed]

I've read that Windows 7 cannot be virtualized on non-licensed PCs. Ubuntu isn't licensed with Microsoft's license, of course, which means that I cannot use it to virtualize Windows 7. I've read that ...
0
votes
0answers
18 views

VirtualBox: Machine not found and accessible after hard restart

On Linux system the VirtualBox cant be started anymore after a accidental shutdown. vboxmanage startvm XXXX --type headless VBoxManage: error: Could not find a registered machine named 'XXXX' ...
0
votes
1answer
14 views

requesting app secure boot virtualbox

I am wondering if there are any secure programs I could use like virtual machine that can run on boot so I dont have to have a whole os running in the back ground but I am interested in trying ...
2
votes
2answers
37 views

Will running a windows OS in a VM with my graphics card being passed through prevent the host OS from using the graphics cards for display output?

I'm planning on running a linux host OS with a triple monitor setup connected to the graphics card. Of course, I have games that only work on windows so I was planning on running a Windows VM in ...
0
votes
1answer
16 views

Is that possible to use different network adapters among real pc and virtual machine

I have a PC in my office, it only connect to the LAN in our company, If I want to access internet, I need to use another computer. It's very inconvenient. But we have wifi in our office, So I am ...
1
vote
1answer
31 views

VirtualBox Very Slow Boot Time

I have a VirtualBox machine running Lubuntu 15.04 with an excessively slow boot time (1:30+). It does not have the VirtualBox guest additions installed. The problem started when I had completely run ...
0
votes
0answers
32 views

Apache2 running slow with site on VirtualBox Share

I`m running an Ubuntu 16.04 guest on a Ubuntu 14.04 host in VirtualBox. On the host, I have an Wordpress installation in the folder /home/myuser/wordpress. I add this folder to the "Shared Folder" ...
0
votes
0answers
19 views

Portable VirtualBox shared drive without a drive letter

I have installed VirtualBox portable onto a USB stick and created a virtual machine. I want to share files between guest and host via a shrred folder, but VirtualBox will not accept a folder of the ...
0
votes
0answers
11 views

network in kali linux on virtual box ,host is ubuntu 14.04 lts

Trying to start network on Kali Linux in VirtualBox. I tried: nano NetworkManager.conf changed manged from false to true after that for restarting, I typed service network-manager restart it ...
0
votes
0answers
5 views

VirtualBox cloned vdi starts but no display

I have virtualbox, host win7 and guest ubuntu 14.0.4. I created a fixed sized vm, then I cloned the fixed sized vm to a standard sized vm(dynamic). It worked perfectly, with only a message referring ...
0
votes
1answer
26 views

VirtualBox Guest Shared Folder Ignoring umask

I have a folder on my host system (Arch Linux) which is being shared with an Ubuntu VirtualBox guest. Instead of using automount, I am mounting the folder at boot using the following line in my guest'...
0
votes
1answer
35 views

VirtualBox fails to attach driver when starting VM

I have three VirtualBox VMs on my Windows 10 host, one Linux Mint 17.3 and two Ubuntu 14.04.4. Often when I start any of the VMs I get the following error message at launch: Failed to open a ...
7
votes
4answers
4k views

Closing GUI Session While Running Virtual Mashine - Virtual Box

How could we close GUI session in virtual box without shutting down the virtual machine. I have a lot of Linux instances I only need to connect to one of them.
7
votes
3answers
4k views

Is it possible to launch GUI of headless VirtualBox' machine?

After I launch a virtual machine (Ubuntu 12.04) in headless mode on Windows 7 host C:\Users\XXX>VBoxManage startvm "ubuntu 12.04" --type headless Waiting for VM "ubuntu 12.04" to power on... VM ...
0
votes
2answers
3k views

Accessing a CentOS 7 server running on VirtualBox from outside

Is it possible to access my Apache server from outside the VirtualBox on Google Chrome browser on my host computer? Its running on CentOS 7 on VirtualBox. I have tried connecting to the ip address of ...
4
votes
1answer
5k views

Can't install Windows Updates - Error Code 800706F7 (No KB3004394 update installed)

Since the turn of the year, my PC hasn't been able to install any Windows Updates. It comes up with the following error 800706F7. Searching around suggests it's to do with the Windows Update KB3004394 ...
4
votes
2answers
6k views

Running VirtualBox machine causes Blue Screen of Death on host Windows 7 PC

VirtualBox has now twice caused a BSOD on my host operating system Windows 7. The first time I was running VirtualPC so thought the two Virtual Systems together might have caused the issue, but this ...
3
votes
0answers
17 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). ...
1
vote
1answer
100 views

VMWare Converter P2V into VirtualBox getting VERR_NOT_SUPPORTED

When using VirtualBox 5.0.4 on Ubuntu Server 14.04, I get VERR_NOT_SUPPORTED when trying to import a VMDK which was created using VMWare vCenter Converter Standalone Client v6.0.0, as a P2V from a ...
0
votes
0answers
30 views

How to GPT+UEFI boot on VirtualBox Linux guest

I managed installing my guest Linux in the VM. But I found the entry added by "efibootmgr" will not persist over reboot. Currently, this is what I am seeing: BootCurrent: 0002 BootOrder: 0000,0001,...
0
votes
1answer
62 views

Vagrant mount failing on windows 10

I'm trying to do a vagrant up on a new project and the mounting of the folder seems to fail. I already tried to us the VBoxGuestAddition hack but it's not cutting it. Vagrant 1.8.1 Virtualbox 5.0 ...
1
vote
0answers
597 views

qemu-kvm Windows 7 GUEST with vga passthrough doesn't work

Ok so I have a qemu-kvm Win7 VM setup. When setting it to use the standard vga output "-vga std" it works fine. Windows loads up, displays, no problems. If i set -vga none \ -device vfio-pci,host=...
1
vote
0answers
13 views

Linux virtual machines cannot connect to each other via virtualbox network

I have created two linux virtual machines in virtualbox, one for server and one for client. But these two cannot connect to each other via virtualbox network. The pings are not reachable after giving ...
0
votes
1answer
213 views

Set virtualbox network for Ubuntu 16.04 client

In Virtualbox version 4.3.26 I would like to install Ubuntu 16.04 client. The network configuration is adapter 1 : bridged adapter name : eth0 adapter 2 : NAT With this configuration I do have ...
0
votes
1answer
69 views

“We couldn't complete the features, Undoing changes” when removing Hyper-V (Windows 10 Pro)

I want to remove Hyper-V from computer because it's conflicts with VirtualBox. Problem is when I uncheck Hyper-V option in Windows Features it restarts, works something and then shows: We couldn't ...
0
votes
0answers
19 views

VirtualBox - Installing GuestAdditions on Fedora 23 hosted on Windows 10

Having problems doing this. Following the steps on "http://www.if-not-true-then-false.com/2010/install-virtualbox-guest-additions-on-fedora-centos-red-hat-rhel/?PageSpeed=noscript", I've successfully ...
2
votes
1answer
295 views

VirtualBox machine started after BlueStacks had been run causes OSX to crash

OSX (Yosemite, El Capitan) crashes and restarts every time I try to: 1) start a machine VirtualBox (5.0.6) and BlueStacks concurrently (no matter which is started first) 2) run BlueStacks, close ...
0
votes
0answers
14 views

virtualbox bridge networking require router

I've set up Win7 host and multiple XP guests using bridged networking for a specific reason and found an interesting behavior: while all bridged guests don't require host's ethernet wire to be ...
3
votes
1answer
9k views

How to Use a Shared Folder in VirtualBox with AndroVM

I'm trying out AndroVM and cant figure out how to access a shraed folder with VirtualBox. The instructions say it needs to be called mysdcard, which I did. But I can't find it in the android. What do ...
0
votes
1answer
29 views

NAT Port Mapping from external IP to internal Web Server not working

I am trying to setup an HTTP server using Virtual Box on my Win 10 Host. The network is being set as a bridged network on the Guest using the ip 10.0.0.254. Opening the browser with that IP is ...
-1
votes
0answers
22 views

Kali linux need help setting up wireless adapter

I bought an Alfa network Atheros AR9271 Model: AWUS035NHA wireless card, I need help setting it up on my virtual box.
1
vote
1answer
139 views

Virtualbox clipboard not working

I have problem to make the clipboard works on my VM the informations is following VirtualBox Version: 5.0.20 r106931. Host: Ubuntu 16.04 VirtualBox Extension Pack installed. Guest: Windows 10 Guest ...
0
votes
0answers
24 views

VirtualBox internal network too slow (frequently stalled)

I have two guests run in Windows 7 host, both of them are Debian-based Linux. Linux 1 eth0: NAT eth1: internal network (managed by Gnome by using Link-Local in the settings) Linux 2 eth0: ...
0
votes
2answers
10 views

Infinite login loop in Debian Virtualbox

I am trying to write a small character device kernel module and somehow, I managed to fill up my virtual hard drive by reading from it (??). Now as soon as I type in my password at the gui prompt, the ...
0
votes
0answers
18 views

Virtual Box doesn't start

So, as already said, my Virtual Box doesn't start and every time I try, I get this message: Could not open the medium '/home/dawn/VirtualBox VMs/Windows XP/Snapshots/{7011221c-c093-408f-98c1-...
0
votes
2answers
3k views

Use Virtualbox to Build a Standard Image of Windows 7

SO I'm building a standard image of Windows 7 according to this documentation: http://technet.microsoft.com/en-us/library/ee523217%28v=ws.10%29.aspx However, my reference computer is a install of ...
-1
votes
1answer
32 views

Can i clone a running vbox machine? [duplicate]

Is it possible to clone a running VBox machine? I need this because I can't turn off the machine during its purpose so I was wondering if something like that is possible? I tried by cloning the ...
0
votes
0answers
16 views

Use ADB with Genymotion from concurrent linux VM

I have a linux VM and a genymotion VM on my host. Both have the same network configuration (I set it up myself) which is: Adapter 1: Attached-To: Host-only adapter Name: VirtualBox Host-Only ...
0
votes
0answers
30 views

apache php7 is 100 times slower then static content

I am having slow TTFB (200-700ms) on my local web site (Vbox VM, debian8, apache 2.4, php7), so I made some bench marking, and narrowed it down to an Apache configuration. I have made 2 identical ...
0
votes
0answers
12 views

Virtualbox VM bridged NIC to host Loopback-NIC serve Internet

I have a Virtualbox VM with a NIC in bridge mode to the host machine Loopback Interface... I have in the VM the IP 192.168.0.12/24 I Have in the host machine 192.168.0.11/24 (assigned to Loopback ...
0
votes
1answer
64 views

Virtual box 'Seamless mode' leads to unresponsive guest OS

Env Ubuntu 16.04(Host) Windows 10(Guest) Virtual box 5.0.20 r106931 Problem Whenever I enter into seamless mode from guest Win 10, the guest OS becomes unresponsive with some black screen. Only ...
0
votes
2answers
23 views

Use Ubuntu in Window server 2008 in virtual machine?

Recently our group has purchased Window Server 2008. Though most of us use Windows I require Linux system for my work. I read about virtual machine but I am not sure which one to use to utilize ...
0
votes
0answers
12 views

How to prevent another vagrant instance overriding /etc/exports file

I have multiple Vagrant for different projects. Whenever I vagrant up either instance causes the /etc/exports file to get overridden. The first vagrant instance synced directories get overridden by ...
1
vote
2answers
908 views

Android-x86 6.0 Marshmallow in VirtualBox:installation stuck on GRUB

I'm trying to install android-x86-6.0_20160129.iso in VirtualBox but the installation get stuck at Do you want to install boot loader GRUB Some background: The VM was created from the Ubuntu 32-...