Questions tagged [virtualbox]

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

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19 votes
2 answers
9k views

How to easily port VirtualBox machines?

I have used VMware for a long time. VMware saves all the information for one machine in one directory. This means it is easy to zip and copy. Now I switched to VirtualBox. VirtualBox seems to save ...
Edward Tanguay's user avatar
19 votes
2 answers
25k views

How to correctly sync time in linux running as virtual guest after host resumes from hibernation?

I use multiple virtual boxes for development and correct time and date is important for me when I push git commits. I do not shut down my host - it runs for months without restarting. I only hibernate ...
SiliconMind's user avatar
19 votes
1 answer
148k views

Error message when I try to run a virtual computer

I'm kind of new to virtual computers. I am getting this error message when I try to run a virtual system: [Not in a hypervisor partition (HVP=0) (VERR_NEM_NOT_AVAILABLE). VT-x is disabled in the BIOS ...
Greg Steckel's user avatar
19 votes
7 answers
30k views

virtual box stuck at "starting virtual machine" 0%

After upgrading to virtualbox 4.2.16 all of my VMs get stuck at launch. I tried downgrading to 4.1.26, but I still get the same problem. Screenshots: (not enough rep to post images) When I ...
flote's user avatar
  • 301
19 votes
1 answer
10k views

VirtualBox Mac - Is it possible re-map a key for a VM

I am running Windows inside VirtualBox on Mac OSX. However, I am frequently copying and pasting/undoing etc using keyboard shortcuts. Because Mac is dumb and tries to be different, common shortcuts ...
Erin Drummond's user avatar
18 votes
4 answers
59k views

Remove VirtualBox Guest Additions from a VM that has already been migrated to Hyper V

I have moved a Centos 6 VM (used as a desktop) from Virtualbox to HyperV, and the performance is terrible. I have installed Linux Integration Services but this has hardly helped, so I would now like ...
Rich's user avatar
  • 2,091
18 votes
7 answers
88k views

Fixing a guest screen resolution in VirtualBox

I was required to develop a Windows app UI for a fixed resolution - it doesn't matter if it makes sense or not, the customer requires it. I'm using a Windows Server 2003 VirtualBox VM as the ...
Random's user avatar
  • 425
18 votes
6 answers
56k views

How can I change the BIOS serial number in VirtualBox?

VirtualBox sets the BIOS serial number of every VM instance to 0. It seems to be possible to change some BIOS settings, but I haven't seen anything that directly references the serial number. Can ...
Roger's user avatar
  • 1,447
18 votes
3 answers
35k views

Virtualbox -> Can't add 2nd adapter to network for VM

I have a Debian Wheezy VM running in virtual box with the 1st adapter being NAT. However I want to also add a Host-only network but I can't add 2nd adapter to network for VM, it is grayed out. Any ...
Nikos's user avatar
  • 630
18 votes
5 answers
18k views

Shared clipboard in Virtualbox with command line only Debian guest

I have a Debian guest installed on a Windows 7 host using Virtualbox. The installation included virtualbox-ose-guest-utils by default, so I should have everything I need. How can I turn on the shared ...
alnorth29's user avatar
  • 395
18 votes
5 answers
35k views

VirtualBox no longer running in Win10 Creators Update

Updated my Windows 10 with the Creators Update last night and installed Bash/Ubuntu subsystem. Not sure which of those caused the issue but now I find, when I attempt to run VirtualBox (5.0.24.8355), ...
user avatar
18 votes
1 answer
11k views

Let a Virtualbox guest wake up from Suspend

I prefer to try stuff in a VirtualBox guest before I do it on a physical machine. In a Linux (Arch Linux to be specific) guest I put the system in suspend mode either by issuing systemctl suspend ...
user avatar
18 votes
4 answers
100k views

How to connect to VirtualBox remote desktop client using VNC?

I am using VirtualBox 4.0 on Ubuntu Narwhal with guest OS Windows XP. I've installed the VB extensions and enabled remote access through port 3389 as suggested on several sites. I am trying to ...
hatmatrix's user avatar
  • 874
18 votes
6 answers
45k views

VirtualBox running Ubuntu is slow (Mac OS X host)

My MacBook Pro is generally a fast machine (3.06 Ghz Core 2 Duo, 8GB of RAM, 7200RPM hard drive) but VirtualBox 3.2.6 running Ubuntu 10.04 is just too slow compared to VMWare. What can I fiddle with ...
Maroloccio's user avatar
18 votes
6 answers
43k views

Make a clone of VirtualBox Machine that doesn't cause Windows Re-Activation after installing Windows

Most guides for installing Windows on VirtualBox to act as a template for quick Windows jobs tell you to take a few steps to prepare the Virtual Machine before installing Windows (the best guide I ...
palswim's user avatar
  • 3,521
18 votes
2 answers
43k views

Network access to VirtualBox VM from Network PCs

Well, I have setup a VM in Virtual Box in a PC (label as PC2), and I have hosted a web service in the VM (IIS). PC2 - Windows Server 2003 VM - Windows 7 x86 Now I want to access the web services ...
Tharik Kanaka's user avatar
18 votes
5 answers
14k views

Sharing VirtualBox snapshots

Is it possible to "share" a VirtualBox snapshot? I have a "baseline" VirtualBox machine, and I would like to be able to take a snapshot, and send it to another user which has the same baseline machine....
JesperE's user avatar
  • 1,575
17 votes
4 answers
5k views

How to edit .bashrc without logging in

This is probably a duplicate question, but I'm not familiar enough with the login/boot process of CentOS (especially on a VM) to know what to search for. I'm running CentOS 7 in VirtualBox. I ...
Michael Hoffmann's user avatar
17 votes
7 answers
2k views

What's better a better VM app: VMWare, Parallels or Virtual PC [closed]

From a Windows developer's perspective, which VM application is the best? Why?
LantisGaius's user avatar
17 votes
3 answers
44k views

Use host CUDA from VirtualBox?

Problem I would like to use my host dGPU to train some neural networks using its CUDA cores via my Ubuntu 16.04 guest in Oracle VM VirtualBox version 5.2.22. Would it be possible to do this? Host ...
Gabriel Fair's user avatar
  • 3,796
17 votes
5 answers
78k views

Call to WHvSetupPartition failed: ERROR_SUCCESS (Last=0xc000000d/87) (VERR_NEM_VM_CREATE_FAILED)

This question is SIMILAR to this post, but the solution presented there isn't applicable because I have Windows 10 Home and not Pro. The Hyper-V & Windows Sandbox deactivation solution that the ...
ifconfig's user avatar
  • 687
17 votes
4 answers
25k views

Emulate fake monitor on Windows 7?

Is there a way to emulate a monitor on Windows 7? I have one physical monitor, and I want Windows to think I have two. I actually don't care whether the second monitor is visible anywhere, or if ...
Claudiu's user avatar
  • 1,756
17 votes
4 answers
96k views

Incorrect keyboard mapping on Ubuntu under VirtualBox

I installed Ubuntu under VirtualBox on my Windows 7 machine. All is working okay, except that when I type a hyphen - I get an apostrophe ' instead. This happens on the command line, in the browser, ...
user237815's user avatar
17 votes
3 answers
31k views

Mouse pointer in Android-x86 inside Oracle Virtual Box

Is it possible to see normal mouse operation in Android-x86 inside Oracle Virtual Box? There are few apparent options for mouse, but neither work well I can't find "Mouse Integration" option as was ...
Dims's user avatar
  • 12.7k
17 votes
11 answers
130k views

VirtualBox Fatal: no bootable medium found! System Halted

I just downloaded and tried to add new virtual machine, but it gives me an error. I couldn't find the solution. it seems that VM can not find the OS. I don't know how to resolve. Error is: FATAL: No ...
user avatar
17 votes
7 answers
24k views

Cannot boot after vhd hard drive is resized in VirtualBox

In Windows 7, I set up another Windows 7 VM in VirtualBox. It worked great. Then, I needed to increase the vhd HD size. So, I used VBoxManage utility to do that with the following comment: VBoxManage ...
tugberk's user avatar
  • 411
17 votes
2 answers
31k views

Export a VM with the snapshots?

I have a machine with snapshots at different key points in the configuration. Now I need to back up this VM, with its snapshots, to another machine. I tried the "Export" function, but the .ova file ...
DrakaSAN's user avatar
  • 432
17 votes
1 answer
52k views

How to allocate more processor power to my (Ubuntu-based) Virtualbox system in Windows 7?

I have installed an 32-bit Ubuntu based Linux OS, Elementary, on a VirtualBox installed in Windows 7 (32 bit) , on a 64-bit laptop which has a 2-core Intel i3-2330 CPU @2.20Ghz, and 4GB RAM (2.45 ...
user avatar
16 votes
5 answers
55k views

Ubuntu on Virtualbox screen is too small, can't change resolution

I'm installing Ubuntu on Virtual Box but the screen was too tiny to do anything. I used the Scale to 200% option at the bottom toolbar of VirtualBox but when I finally got Ubuntu setup and ready to ...
JesusH's user avatar
  • 161
16 votes
4 answers
44k views

Linux VirtualBox guest suddenly running extremely slow

Apologies for the very long post, I have posted this on the VirtualBox forums but the activity seems to be quite low and no responses yet so if I may, please bear with me here. Specs Host Linux 3.2....
Arj's user avatar
  • 523
16 votes
3 answers
25k views

Windows 10 guest OS stuck booting in Virtualbox on Ubuntu 16.04 host

Microsoft offers these downloadable virtual machine images for cross-browser testing (IE8-IE11 and Edge). My host OS is Ubuntu 16.04 (64-bit) and I'm running Virtualbox 5.0.40_Ubuntu r115130. The ...
imrek's user avatar
  • 303
16 votes
3 answers
28k views

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-bit (...
Dr. Gianluigi Zane Zanettini's user avatar
16 votes
7 answers
68k views

Guest additionals: Kernel headers not found for target kernel

I've been having a difficult time getting Guest Additions to install on my Oracle Linux 7. I have VirtualBox version 6.1.4. I have guest additions version 6.0.4 The machine had 4.14.35-1902.7.3.1 ...
Dyno's user avatar
  • 161
16 votes
4 answers
25k views

VirtualBox: Start tag expected, '<' not found

After restarting VirtualBox on a hard drive almost full, the VM I was using in "unaccessible", with this error message: Start tag expected, '<' not found
Nicolas Raoul's user avatar
16 votes
2 answers
12k views

VirtualBox - how to free up unused VDI disk place?

So if I have a dynamical storage in virtualbox guest, how can I reduce the VDI's size, if there are many unused place in the guest? So I mean I know the virtualbox guest in reallity is about ~3 GByte'...
LanceBaynes's user avatar
  • 4,090
16 votes
7 answers
47k views

Can't ping to vagrant box

I'm trying to create a Vagrant base box following the 2 resources here: http://docs-v1.vagrantup.com/v1/docs/base_boxes.html https://github.com/fespinoza/checklist_and_guides/wiki/Creating-a-vagrant-...
resting's user avatar
  • 921
16 votes
4 answers
23k views

Can't allow VirtualBox installation in Security & Privacy under macOS

macOS Mojave, version 10.14.5 and VirtualBox 6.0.6. I'm trying to install VirtualBox on my iMac, my iMac is running the latest Mojave. I've searched for a solution to this and whilst there are ...
SPlatten's user avatar
  • 549
16 votes
2 answers
20k views

VirtualBox Ubuntu VM doesn't automatically sync time with host even with Guest Additions installed

I'm running a Ubuntu VM with VirtualBox and I have both the dkms and virtualbox-guest-additions packages installed. I read in this answer that the system clock should sync with the host automatically ...
3cheesewheel's user avatar
16 votes
4 answers
43k views

Convert Parallels VM to Virtual Box VM?

The question describes well what I need but here are some more details about the circumstances. With Parallels Desktop 4 running under Linux, I have a number of Windows 7 Virtual Machines. Sadly, ...
Itai's user avatar
  • 3,326
16 votes
3 answers
15k views

Is it possible to split VirtualBox Hard Drive to multiple volumes?

VirtualBox hard drive usually has one or a few files when you create a drive. I think it is good because you manage only a few files. However, I have out of space of my drive. Is it possible to span ...
Richard Sayakanit's user avatar
16 votes
5 answers
15k views

How to (legally) get Windows virtual machine on linux via VirtualBox without buying Windows

My goal is to install Windows 7 on a virtual machine running on Ubuntu. The Lenovo machine came with Windows 7 installed, but did not come with a boot disk. What are my options? Should I ask Lenovo ...
Eric Wilson's user avatar
  • 8,008
16 votes
3 answers
48k views

Audio not working in win 10 in virtualbox (virtualbox 5.1.2 + guest additions, macbook pro early 2011, osx el capitan)

I installed Windows 10 in virtualbox on my macbook and now speakers and mic are not working with win 10. My problem is mainly with speakers.
Dušan's user avatar
  • 223
16 votes
3 answers
42k views

Static IP for Ubuntu server in VirtualBox using Bridged Adapter

How can I allocate a fixed IP address for an Ubuntu Server 12.04 guest OS running in Virtual Box? I've seen this question but it doesn’t address using a “Bridged Adapter.” The virtual machine is ...
shearichard's user avatar
16 votes
2 answers
16k views

Use cloud-init with VirtualBox?

Cloudinit is used by many cloud images e.g. on EC2 to obtain their initial configuration, like IP address, ssh keys and the like. Is there a way of using it with VirtualBox in a similar way? I'm ...
Johannes Ernst's user avatar
16 votes
3 answers
28k views

Possible to dual boot *and* virtualize same physical drive containing Windows 10?

I use Linux as my daily driver, and have just installed Windows 10 to a new physical disk in my PC for dual booting. For a while, I've used Windows 7 through a VirtualBox image I have mounted over ...
Chris Tonkinson's user avatar
15 votes
7 answers
28k views

VirtualBox stuck on Windows Logo

I recently migrated to Linux Mint and I am trying to install Windows 10 but the VirtualBox is stuck on the Windows logo. I downloaded the ISO from Microsoft. I have allotted 3.5 GB RAM to the VM.
AspiringCanadian's user avatar
15 votes
3 answers
22k views

VirtualBox command-line - setting up port forwarding

I know how to configure NAT-based port forwarding using the VirtualBox graphical interface (as in the example below). How can I do the same via the command line?
anol's user avatar
  • 1,741
15 votes
3 answers
59k views

Can't install Guest Additions using VirtualBox, Ubuntu guest OS, Win7 host OS

I'm new to VirtualBox and Linux. I've set up VirtualBox 4.0.4 on Windows 7. Successfully created a virtual machine running Ubuntu server 10.10 64 bit. I'm trying to set up Shared Folders. Prerequisite ...
Joe Fletcher's user avatar
15 votes
3 answers
28k views

VirtualBox on OSX Host: Signal 6 Error, can only run headless

I am unable to start any of my VMs interactively. They work when run headless however (--type vrdp) If I try to run normally I get: $ VBoxManage startvm Kubuntu Waiting for the VM to power on... ...
Eggplant Jeff's user avatar
15 votes
6 answers
50k views

Capturing a window image or taking a screen shot in a Windows XP virtual machine running in Virtual Box on a MacBook pro?

I've got a MacBookPro (no external keyboard, just the built-in laptop keyboard) and I'm running Virtual Box. My virtual machine is Windows XP and I'd like to capture an image of a window (or the whole ...
Greg Mattes's user avatar
  • 3,372

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