Questions tagged [virtualbox]

VirtualBox is a platform-independent open-source virtualization software available for Linux, OS X, Solaris and Windows hosts. Guest additions need to be installed to automatically adjust the guest screen resolution. USB is supported through a proprietary extension.

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How to display characters in (virtualbox) TTY?

I'm running Ubuntu 12.04 in VirtualBox, but can't get Chinese chars to display correctly. Here's what chars that should be Chinese look like: I've done everything I could, including: sudo apt-get -y ...
8
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0answers
5k views

vboxdrv does not exist. after kernel installation

I've installed kernel 4.12.0-041200rc4-generic, and since then when i open Virtual Box i get this root@machine:~# virtualbox WARNING: The character device /dev/vboxdrv does not exist. Please ...
7
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1answer
7k views

Crackling sound when playing Youtube - Ubuntu 18.04.1 running on VirtualBox 6.0.2

Host OS - Windows 10 64-bit Guest OS - Ubuntu 18.04.1 LTS Using latest Virtual box (6.0.2) and already installed latest guest additions In the virtualbox audio settings: Host audio driver: Windows ...
6
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1answer
612 views

Resized VirtualBox VM disk, but when partitioning can't use all new available space

yesterday I've resized a VM Virtual disk from about 15 GB to about 26 GB. If I run fdisk I can check that disk is resized: Disk /dev/sda: 26.2 GB, 26214400000 bytes 255 testine, 63 settori/tracce, ...
5
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0answers
929 views

Graphics glitches in VirtualBox Ubuntu guest when 3D acceleration is enabled

I am using Ubuntu 16.04 as a VirtualBox guest on a Windows 10 host machine, I've installed and re-installed guest additions by following the instruction on this page. The drivers appear to be ...
5
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1answer
10k views

Virtualbox - Configuration error: Querying “UUID” failed (VERR_CFGM_VALUE_NOT_FOUND)

I am installing hackintosh in virtualbox on ubuntu, but when I try to start, I get above error. Here are some more details, Result Code: NS_ERROR_FAILURE (0x80004005) Component: ConsoleWrap ...
5
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0answers
147 views

Encrypted swap killed my Ubuntu install and a virtualbox debian one at once!

My whole HDD and home dir are encrypted (so it seems to encrypt the swap partition too by default) I accidentaly shutdown the PC by with the power button. The result was that Ubuntu was starting only ...
5
votes
1answer
371 views

Mouse wheel scrolling ignores first scroll

I installed Ubuntu 15.10 in a VirtualBox in Windows 7 and everything is working as expected so far apart from one little thing that drives me crazy. It happens in gnome applications like gedit and ...
5
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0answers
1k views

MAAS, JUJU, VirtualBox 4.3 and virsh command

I've a problem with libvirt 1.2.2 and VirtualBox 4.3. After installing Ubuntu 14.04 server and setting MAAS and JUJU, I need to use virsh to see the list of my installed VM (as reported in the guide ...
5
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0answers
4k views

Virtual Box disk image can not be read

I have a great problem to deal: no access to Ubuntu through my VirtualBox. I always have the same error message : Session failed to Open Could not open the medium '/Users/me/VirtualBox VMs/Ubuntu/...
5
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0answers
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Playing Age of Empires II multiplayer in VirtualBox Over wi fi network

I installed Age of Empires II (Expansion) in VirtualBox (hosting Windows XP). It works great in single player mode. Unfortunately, I tried playing multiplayer via WI-FI which I created on my Ubuntu ...
4
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1answer
8k views

Beginner GPU passthrough Windows Host to Ubuntu Guest (Whats KVM? I use vBox)

I run win10 with 18.04LTS VM on virtual box. I am not experienced in VM's but have a need for Linux (personal use) so I thought vBox was the only solution. I have 2 discrete graphics cards so I want ...
4
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2answers
2k views

On Ubuntu 19.10's guest virtual machine, the login screen does no longer show up after installing VirtualBox Guest Additions, on host Arch Linux

Specs Guest: Ubuntu 19.10; Host: Arch Linux; VirtualBox 6.0.14; On host Arch Linux, I have virtualbox-host-modules-arch installed. | DE | KDE Plasma 5.17.0 | | CPU | AMD ...
4
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1answer
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/sbin/mount.vboxsf: mounting failed with the error: Invalid argument - how to solve this error?

I'm trying to share a folder between ,a host, windows 10 and ,a guest, ubuntu 16.04. I have already created a folder in linux and set up inside the virtual box. Inside /media I have created a folder ...
4
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0answers
207 views

Create audio path between Virtualboxes with snd-aloop

My goal is to send an audio signal from a Virtualbox and record it in a different Virtualbox. Both are running Ubuntu 16.04 and so is the host. I thought that I could start snd-aloop in the host (...
4
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0answers
588 views

logging problem with eclipse Neon.1a Release (4.6.1) on Ubuntu 16.10 works fine on Ubuntu 16.04

When starting eclipse Neon.1a Release (4.6.1) on Ubuntu 16.10 I get the assertion messages below, same binary works fine on Ubuntu 16.04. I'm running the OS on latest version of virtual box under ...
4
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2answers
3k views

VirtualBox: No IPv6 in Ubuntu guest (Win10 host)

I'm using VirtualBox with Windows 10 as host and Ubuntu 16.04 as guest. In general it's all working well but a test for IPv6 connection tells me that I can't connect to IPv6 sites, leading to some ...
4
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0answers
2k views

Unable to get Virtual Frame Buffer / Display (Xvfb) Information with xdpyinfo

Ubuntu Server 16.04 running in VirtualBox Setup sudo sh -c 'echo "deb http://dl.google.com/linux/chrome/deb/ stable main" >> /etc/apt/sources.list.d/google.list' sudo apt-get update sudo apt-...
4
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2answers
3k views

Seamless integration of Windows software in Linux

Before I describe what I am trying to do, I want to make clear that I have about 10 years of experience with Linux OS and Ubuntu and a lot of experience with VirtualBox. This is not for me but for a ...
4
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1answer
912 views

Any tutorials for installing windows 10 guest on VirtualBox on ubuntu 15.10 host

I'm trying to install a Windows 10 guest on VirtualBox with a Ubuntu 15.10 host. I was sold a USB Stick with Windows 10 and then found that VirtualBox can't install from a USB Stick. I downloaded a ...
4
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0answers
469 views

Vagrant NFS folders + Firewall rules

I am trying to configure the firewall -via the GUI tool- on 14.04 by adding rules to allow NFS folder sharing with my vagrant box. However this only works when the firewall is disabled as on vagrant ...
4
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0answers
6k views

libgl - failed to load driver: vboxvideo

I'm attempting to run this code to create a transparent xlib window with openGL features, but when I run the program I get these errors in the terminal: libGL error: pci id for fd 4: 80ee:beef, ...
4
votes
1answer
1k views

Automount All USBs in Virtualbox

I want to have a way to have Ubuntu boot automatically into a VirtualBox VM. I have figured that out, however it does not automount a USB drive. I have tried using udev (automount usb in ubuntu 12.04 ...
4
votes
1answer
2k views

Virtualbox - how to route sound from Ubuntu host to Windows guest?

Is it possible to route my audio output from my Ubuntu Host to my Windows 7 Guest in Viurtualbox? So it appears as a line input? I'm thinking of connecting windows to my PulseAudio server, but as far ...
4
votes
1answer
3k views

Set a static IP to lubuntu on VirtualBox

I am using lubuntu 13.04 on a VirtualBox with a briged adapter. I want to make the IP of my VM static, I looked up on how to do this and many results came up. I went on and edited the interfaces file ...
4
votes
1answer
1k views

how to move a raw disk image to a pendrive to make it bootable?

I tried to follow this: Migrate from a virtual machine (VM) to a physical system but it is not working for me. I have a working xubuntu vdi image. I converted it like this: VBoxManage ...
4
votes
2answers
392 views

How can I automount VirtualBox shares in a non-default mountpoint?

I'm trying to automount VirtualBox Shared Folders in Ubuntu, the Sharenames are *_DRIVE, whereas * is D,E, etc. to then share them again via samba. If i mount -t vboxsf D_DRIVE /media/shares/D it ...
4
votes
1answer
6k views

run Ubuntu Touch Developer Preview on desktop?

Is there a way to run the Ubuntu Touch Developer Preview in an emulator or VirtualBox on 13.04 desktop? Id like to develop a cross-platform app but I do not have a device I can flash the touch preview ...
3
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0answers
134 views

Ubuntu disk checking stuck at 33%

I used Oracle VirtualBox to install Ubuntu 20.04.1, and it is stuck at 33% when checking disks (it says "Checking ./pool/restricted/l/l Checking ./casper/filesystem.squashfs". Ctrl+C doesn't ...
3
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1answer
1k views

Audio input delay in VirtualBox Ubuntu 20.04

I have a very strange problem regarding audio input passthrough in a Ubuntu 20.04 VM. In general, I am able to passthrough the audio input of my headset to my VM. That works. However, after some time ...
3
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0answers
1k views

Install a guest Win10 in VirtualBox in Ubuntu 20.04 from ISO

I have followed the instructions here (and posted many places else in various forms, 1) to boot from an iso image of Win10 under VBox in Ubuntu 20.04. I get Fatal: Could not read from the boot medium!...
3
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0answers
713 views

LockDown Browser on VirtualBox Ubuntu 19.10

Problem: I am wondering if there's any method to get LockDown Browser (created by Respondus) to run properly on an Ubuntu 19.10 VM. Background/Attempts: I installed a fresh copy of Ubuntu 19.10 ...
3
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0answers
962 views

Ubuntu 20.04 xrandr custom resolution not applying after reboot

Total noob here so sorry if I say some silly or incoherent things. I'm running Ubuntu 20.04 through virtualbox and I'm currently having issues with keeping the my custom resolution. I have already ...
3
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0answers
569 views

Installer encountered error copying files to hard disk while installing ubuntu on Windows hosted virtual box

While trying to run a Ubuntu-based virtual machine for windows host PC. I am running into the problem "installer encountered error copying files to hard disk". The downloaded ISO image matches the ...
3
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0answers
199 views

VirtualBox screen resize impossible

I am running a Ubuntu machine (version 18.04.4) with VirtualBox. The screen resolution is locked on 800x600 and this is uncomfortable. Like write on this post, I've already installed virtualbox ...
3
votes
1answer
485 views

Want to install Windows 10 Pro as VitrtualBox guest system under Ubuntu

I will soon be receiving a "new" (refurbished) notebook. It comes with Windows 10 Pro. I plan to run Ubuntu, but instead of throwing Windows away, I wonder if I might be able to install it as a ...
3
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0answers
1k views

Ubuntu Server 18.04 Virtualbox and Two Network Interface Configuration with Internet Conection

i have a VirtualBox Machine running Ubuntu Server 18.04.3 on my Laptop, i have set on installation the configuration for Network Interface of the first network interface enp0s3 in my Work to get ...
3
votes
1answer
6k views

Virtual Box Settings to automatically run VMs on boot

I followed this carefully: How to start Virtual box machines automatically when booting? It "broke" VirtualBox. I had to remove the autostart stuff and run a reconfigure command that VirtualBox ...
3
votes
0answers
2k views

accessing localhost in virtualbox (ubuntu)

How can I access my virtual host like http://copywriters.localhost inside my Windows 10 VirtualBox? I already set this: In VM Host File: 10.0.2.2 localhost 10.0.2.2 copywriters.localhost In my ...
3
votes
1answer
679 views

(Virtualbox) KDE Plasma glitching on Ubuntu 18.04

I installed that desktop environment, and when I log on, the taskbar only appears for a few seconds before completely disappearing. And, when I try to work with programs on there, they most often lock ...
3
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0answers
1k views

VBox 16.04 guest upgraded to 18.04: shared folders are wrong

I have performed an in-place upgrade of a working lubuntu 16.04 virtualbox guest with shared folders (using VBoxGuestAdditions-5.2.18), upgrading to 18.04. Things went smoothly until I discovered the ...
3
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0answers
1k views

Can't use 144hz on VirtualBox

I installed Ubuntu 18.04 on VirtualBox and there is no option in display settings to change to 144hz, it only shows 60hz.
3
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3answers
6k views

Ubuntu 18.04 Virtual box : 3D acceleration activated, does not work

So I install a brand new ubuntu 18.04 in virtual box. I installed both host extensions and guest additions. My host system in a windows 10. I activated the 3D acceleration in my VM settings. when I ...
3
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1answer
1k views

Sharing mouse and keyboard input on virtual machines

So what I am trying to do is setup two or more virtual boxes (with lubuntu if posibble), and share my cursor and keyboard input for all virtual boxes. Is this possible? What software should I use?
3
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0answers
5k views

Virtualbox - The character device /dev/vboxdrv does not exist

I installed virtualbox on my ubuntu 16.04 machine.But I am unable to run it. When I run sudo virtualbox It gives me the following result WARNING: The character device /dev/vboxdrv does not ...
3
votes
1answer
5k views

VirtualBox machine window is suddenly very small

I am running Ubuntu 16.04, and have an Ubuntu 16.04 VM running in VirtualBox. Today when I started up VirtualBox and started the VM, it didnt resize to fit my display. Instead it is stuck at 800x600, ...
3
votes
0answers
730 views

Upgraded to 17.10, now VirtualBox won't work. Flying blind

sudo modprobe vboxdrv modprobe: FATAL: Module vboxdrv not found in directory /lib/modules/4.10.0-35-generic I reinstalled dkms but I still get Kernel driver not installed (rc=-1908) The ...
3
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0answers
3k views

Downgrading Virtualbox, conflicting packages

I'm trying to downgrade VirtualBox to 5.0.26 because I have sound issues with Genymotion and I hope they get fixed. I currently have 5.1.14. I got the .deb for 5.0.26 from their archive here. I try ...
3
votes
0answers
8k views

Network is Unreachable (whois, ping)

I have been browsing around the forums and can't seem to find an answer that works for me. I am running Ubuntu 16.04 in a vm, with Windows 10 as the host machine, connected to the internet with NAT. ...
3
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1answer
156 views

How do I identify my network interfaces?

I am trying to set up a virtual machine on Ubuntu 16.04 and need to define the 3 network interfaces. I have used hardinfo and ifconfig and both tell me that instead of the usual eth0, eth1 etc. the ...

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