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Questions tagged [virtualbox]

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

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How to run Hyper-V virtual machine headless?

I want to replace Hyper-V machine with VirtualBox. But I want some feature like VirtualBox's Headless start. How can I do this in Hyper-V VM?
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Run In Host Machine Batch File to load/call a batch file in guest machine virtualbox

I need to run in host machine with Windows 7 a batch file that execute some software inside the batch file and after run/call another batch file in guest machine virtualbox with Windows 7. I tryed ...
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Full Clone VDI with VBoxManage.exe

What is the command-line switch that I should use to create a full clone of a given vdi? I want to be able to clone the virtual machine such that all files, folders and applications are also copied ...
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Why does VirtualBox on OSX host not take all cores/CPU power as configured?

I have a ubuntu VM running within virtual box on a OSX host system with a quadcore MBP. The guest is configured to use all cores up to 95% of the CPU. Now doing heavy load on the guest (indexing with ...
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how to create virtualbox vmdk file from zip

I have a .zip file I'd like to turn into a .vmdk file. I've tried the command: VBoxManage internalcommands createrawvmdk -filename usb.vmdk -rawdisk "c:\Contents.zip" but I receive error: ...
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1answer
14 views

Cannot access server on Virtual Box from the host?

I am running Ubuntu 18.04.1 in Virtual Box on MacOS. I setup a localhost server in Ubuntu using Python Flask running on http://127.0.0.1:5000/ I am trying to access this localhost from my Mac, but can’...
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1answer
25 views

How do I use VMDKs with VirtualBox?

I've got a backup of my VM's old VMWare folder including the VMDK files. It looks like VirtualBox should be able to handle VMDKs, but it's telling me it can't. Googling about it everything just ...
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VirtualBox enables microphone input when booting VM on macOS Mojave

Since upgrading to macOS Mojave, VirtualBox seems to activate the microphone input when I boot a VM (via Vagrant). This annoys me because when the microphone is activated, my headphones switch into ...
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19 views

Virtial machine that feels native?

Is it possible to have a fully functional native OS desktop experience (Windows) on a virtual machine that doesn't feel like it's a guest OS? Kinda like Virtualbox but once it's loaded you can't tell ...
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0answers
8 views

Hook to shutdown VirtualBox on restart due to Windows Update

Although those of us on Windows 10 Home are stuck with uncontrolled system restarts due to Windows Update, is there a way to add a hook that will run whenever Windows restarts or shuts down, whether ...
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1answer
32 views

Run one installation of Windows 10 in VirtualBox and on a real machine

I use Linux as the main OS on my computer and Windows 10 in VirtualBox. I would like to switch to dual-boot, but in some special form. I would like to be able not to reboot every time I need Windows ...
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VT-x is not available (VERR_VMX_NO_VMX) (VirtualBox) but enabled in bios, hyper-v enabled, and cpu supported

I've been having an issue with VirtualBox when trying to start a Windows 10 VM. I get an error stating the following: VT-x is not available (VERR_VMX_NO_VMX). Result Code: E_FAIL (0x80004005) ...
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1answer
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VM resolution no better in VirtualBox despite installing Guest Edition

Installed the guest edition in CentOS7 vdi and rebooted the system and then went out of scaled mode. but the resolution still doesn't look good . Its confined to 1024 X 768 and scroll bars appear ...
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2answers
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Clone physical disk to VDI virtual disk (VirtualBox)?

I'm looking for a way to clone sector by sector of my physical disk to my VDI virtual disk. As I was reading, some do not recommend the use of dd for this. If I can not use dd to copy sector by ...
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Reactivating Windows 10 OEM guest after transferring from Xen to Virtualbox

I had a Windows 10 Pro (OEM) installation running as a guest on a Xenserver 6.5 host. The host has crashed and I copied the VHD file directly from the host to another host running Virtualbox. I was ...
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1answer
19 views

Is it possible to have docker running inside of virtualbox on OSX host?

I am running windows server 2016 in virtual box for my testing needs Docker seems to allow running diff environments in containers, therefore Inside of my OSX 10.14.1 host can I run docker in windows ...
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Resize vmdk native windows 10, high sierra in virtual box

I have tried several answer from stackoverflow but don't work. I need to increase the file size to 210 GB in order to have more Hard disc space in the virtual machine. The file is called macOS High ...
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VirtualBox: Boots into UEFI Interactive Shell

Found one answer for this issue at: Stuck on UEFI interactive shell with Mac OS X High Sierra VM However, it did not resolve my issue. I'm on a macbook pro running macOS Mojave version: 10.14.2 (...
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1answer
51 views

Disable SSH password on Ubuntu virtual machine

I have Ubuntu Server 18 installed on a virtualbox instance. I want to be able to SSH into it from the desktop computer that it's currently installed on and running on as well as from my laptop. Would ...
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0answers
30 views

Windows guest OS mouse in Virtual Box VM triggers host OS GNOME favourites bar

Ever since the upgrade from Ubtunu 16.04 to 18.04, I've been having the following issue in my Oracle Virtual Box VM Windows guest OS whenever mouse integration has been turned off. If the guest OS is ...
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VirtualBox - Installing Windows 10 to a raw disk on a macOS host

Guided by Use physical harddisk in Virtual Box, I allocated a physical partition on an external device (/dev/disk1s1 in my case, not that it should matter) to be used as a raw disk (i.e. a VMDK that ...
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VirtualBox USB initialization on a SSH session

When I start my Ubuntu guest through the VirtualBox GUI interface, my USB device (Yubikey 4) works fine. The problem arises when I start my guest in headless mode and connect to it with an SSH client: ...
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Looking to access a website multiple times, by different users, simultaneously, without detection by the website [closed]

Firstly thanks for dropping by. Let me explain my situation. Simply put - I need a system whereby I can access the same website multiple times, by different users, simultaneously, without detection ...
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Public access to VMs in NAT mode VirtualBox

I am trying to make a vm publicly accessible and it seems I am missing something obvious. Since I do not have any control on the router, I choose NAT with port forwarding. Here are my rules: NIC 1: ...
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1answer
15 views

allow other networks to connect to my computer through the internet

I am trying to create a virtual machine with virtualBox which can be accessed from other networks. I explain myself more; I have an application in my virtual machine and I want that from another team ...
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0answers
19 views

Transfer a virtualization Debian desktop to a flash drive?

Here is the case: on a desktop PC, AMD64 + 8Gig RAM and Knoppix Linux installed. I don't have any CD/DVD drive for the computer, yet I want to install Debian desktop on a USB flash drive. My question ...
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1answer
63 views

Virtual Box Bridged Adapter can't Ping Host < OR > Guest

I have a windows 10 Host machine running Virtual Box 5.2.22 the IpAdress is 192.168.1.24 mask 255.255.255.0 (class c). I have a guest OS windows 10 with IP 192.168.1.252 mask 255.255.255.0 (class c). ...
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Google maps 3D not working on VirtualBox [migrated]

Why maps.google.com's 3D feature while running Chrome (latest) on Ubuntu 18 in a virtual environment (VirtualBox) with Windows 10 host is not enabled? Virtual Machine's settings: Oracle VM ...
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41 views

Cannot start VirtualBox on Windows 10 - (Failed to acquire the VirtualBox COM object)

Greetings to the community, I recently tried to open my VirtualBox (windows 10 host OS) after approximately 3-4 months (when everything was perfect). Unfortunately, now the VirtualBox is unable to get ...
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1answer
38 views

Do I need to turn on VT-x in order to make a virtual machine using Oracle VM?

Do I really have to turn on VT-x in BIOS to make a virtual machine? I keep getting the error about VT-x not being turned on but I feel like turning it on could have a negative impact on my computer. I ...
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1answer
99 views

Audio not working on VirtualBox Windows 10 guest (macOS host)

I am running Windows 10 Home guest OS in a VirtualBox VM, on macOS host running 10.13.6 High Sierra with VirtualBox 5.2.23. Audio worked a few times, then it stopped working. (A virtualbox version ...
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Sync and Access A VirtualBox VM from multiple computers, possibly using OneDrive

I have a vm that I'd like to be able to access from either home or my office. Currently, I can access it using TeamViewer, but this isn't really ideal. Does anyone if I can store the vm in my ...
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SSH from virtual machine to remote server through host's VPN: connect to host port 22: Network is unreachable

I have found plenty of answers how to SSH to virtual machine running on remote server, however I did not find any solution to my problem when I am trying to SSH FROM VirtualBox virtual machine running ...
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2answers
130 views

Virtual Box changing RAM allocation

I have tried to change the amount of RAM allocated to a Windows 10 VM - host is Linux - but this doesn't appear to be reflected in the virtual machine.
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1answer
38 views

Adding a new virtual NIC to Linux virtual machine

I'm facing a strange problem with a Linux Machine imported in VMWare Fusion from a OVA Virtual Box file. After importing the only NIC is lo. So I removed the Network Adapter and add a new one. But I ...
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VirtualBox: Caps Lock inverted on guest

When testing VirtualBox with a Windows guest on a Linux host, I noticed that Caps Lock state is inverted on guest: While Caps Lock is OFF on Linux host, it is ON on Windows guest, and vice versa. ...
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129 views

Software rendering mode in Mint 19 even with VirtualBox Guest Additions installed

I can't for the life of me figure this out... I've installed Mint 19 with Cinnamon on VirtualBox 5.2.22 (latest version I believe) and after installation, I then installed VirtualBox guest additions ...
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Stuck in a CentOs guest boot loop after installation of VirtualBox guest additions

I upgraded VirtualBox to the latest version: 5.2.22, installed guest additions from within my CentOs guest and rebooted. Now, my CentOs guest is stuck in a boot loop and I can't figure out how to get ...
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How to fix/set proportions of OpenGL window in VirtualBox

I am running a graphical application in virtual box, it has an OpenGL viewport. The problem is that the display is 'squashed', the proportions are wrong. It's something like: something doesn't ...
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Ubuntu 18.04.1 + VirtualBox 5.2.22 - VM hangs/freezes when I press printscreen button

I am running Virtualbox 5.2.22 on Windows 10. The VM is a fresh install of Ubuntu 18.04.1 with 6 processors, 8GB of RAM, and 128 Video RAM. Guest additions is installed. If I press the printscreen ...
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0answers
29 views

VPN LAN WAN Cascading

I saw an article here that describes reaching addresses via destination. What I’m trying to do is have the best of both VPN and non VPN worlds. I’ll have the VPN on one router and the another router ...
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39 views

VirtualBox Windows 10 with Ubuntu guest is too slow without 3d Acceleration

I have been using virtualbox in windows 10 with ubuntu guest for a while, the virtual machine options had enabled '3d acceleration' and everything was working fine. Nevertheless the screenshots that I ...
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1answer
64 views

User can't see shared folder in VirtualBox guest even though she's in vboxsf group

I'm using Virtualbox. I have a NixOS guest on a Windows host. I added the user to the vboxsf group and rebooted the machine. $ groups ...
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0answers
53 views

No sound in Windows 2000 Datacenter Server VirtualBox VM

I've got a VirtualBox VM with Windows 2000 Datacenter Server SP1 installed in it, and it's mostly running fine, but I've been completely unable to get sound working; when I go into the "Sounds and ...
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0answers
15 views

Serial Port used in Virtual Box “stalls”

i have the following setup: Windows Host has a Com Port "COM3". (The port is a high quality USB to Serial Converter Cable) This port is made available to a virtual Box VM running Ubunutu 16.04. The ...
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Running Virtualization with an External SSD

I work as a Malware Analyst, and therefore, using VM's is a constant to being sure that my network is safe. I am at the point now that running 3 different VM's on my Dell Latitude, has sucked my ...
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45 views

Kali Linux VM can't connect to a server in the same subdomain

I have been using kali for a while but now I am having trouble connecting to a server on my same subnet (192.168.x.x) when I open Firefox and type http://192.168.1.189:8834/ the response is "cannot ...
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1answer
27 views

Access to VirtualHosts from the local network

I have a Ubuntu Server 18.04 over VirtualBox VM where I've installed Apache and Nginx for some testing. The VirtualServer example.com up and running on the local machine. That VM is configured with 2 ...
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0answers
26 views

Fix no network access on a vm virtualbox

I've been pulling my hair out, trying to understand why my virtualbox vm has no internet. I am running a windows 10 x64 host with a windows 7 x64 VM. I have tried bridged connection, Nat network, host ...
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0answers
28 views

installing debian from a local repository

I have created a local repository in a debian virtual machine (i'm using virtualbox) by copying packages from iso images into the directory /var/www/html/packages/amd64/ (apache2 is already installed) ...