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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Ubuntu 20.04.1 frozen when booting

I am running Ubuntu 20.04.1 on Oracle VirtualBox 6.1.16 in Windows 10 While booting up the Screen hangs on the Ubuntu logo. I haven't changed anything but there was a recent Windows security update ...
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Lubuntu 18.04 - need to execute a user script (automatically) when user does shutdown or reboot

Lubuntu 18.04 64-bit: I need to have a Virtualbox 6.1 64-bit) guest (another OS) start when the Lubuntu user logs in (the system is set to auto-login and that itself is working), and save state (not ...
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vboxclient: failed to request display change events, rc=verr_internal_error

First of all, I have to mention that I'm a complete noob at virtual machines and linux, too. So I followed a tutorial and installed virtual box 6.1, created an VM and installed Poseidon Linux 9.0 that ...
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WSL2 not working within Windows 10 VM in VirtualBox on Ubuntu 18.04.5 LTS

WSL2 isn't working for me. Virtualization is enabled in Laptop BIOS AND within VirtualBox VM settings. Here is my configuration. Host: Alienware17r3, Intel i7, 32GB RAM BIOS: Virtualization is ...
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How to enable clipboard and drag-and-drop while using Ubuntu 20.10 as guest for VirtualBox 6.0.24 running on Ubuntu 16.04 LTS host?

I'm using Ubuntu 16.04.7 LTS with VirtualBox 6.0.24: $ apt-cache policy virtualbox-6.0 virtualbox-6.0: Installed: 6.0.24-139119~Ubuntu~xenial Candidate: 6.0.24-139119~Ubuntu~xenial Version ...
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Installing virtual box? [closed]

I opened my laptop this morning to find that kali linux was inaccessible from the virtualbox, no idea why this happened. I uninstalled virtualbox and downloaded it again from virtualbox.com, only this ...
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Ubuntu installation on Virtual Box

So I was trying to install Ubuntu through Virtual Box on my Windows 10. I followed all the procedures but when I finally installed ubuntu the iso image which I added previously while created the ...
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How to build virtualbox from source

hi i am trying to build virtualbox from source on ubuntu 16.04.1 LTS i386 using this link build from here i install all the package's but when i run command ./configure --disable-hardening during this ...
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qt5 not found in ubuntu 16.04

hi i am trying to build virtualbox from its source code when i run ./configure it throw me this error * qt5 not found! Check /home/salman/vbox/configure.log for details even i install the qt5-default ...
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Ubuntu on a VM with SDN switch

I want to install openvswitch on a virtual machine along with ubuntu, so that other softwares along the switch functionality can be used. My questions are: Is it possible to install openvswitch on a ...
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VirtualBox Ubuntu 20.04 blinking cursor what is the error

I just can't get VirtualBox to work and i don't know what the error is. When I press start I get a black screen with a blinking cursor. Virtualization is active in the BIOS. I have Windows 10 Home. I ...
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Why it showing error to me while installing guest addition cd image on VirtualBox?

Unable to insert the virtual optical disk C:\Program Files\Oracle\VirtualBox\VBoxGuestAdditions.iso into the machine ubuntu. Could not mount the media/drive 'C:\Program Files\Oracle\VirtualBox\...
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drm:vmw_hostlog Failed to send host log message

I have an Ubuntu 16.04? (this might be wrong) Virtual Machine in VirtualBox 6.1 on a Windows 10 host that I use for my programming that has been working flawlessly for months, but for some reason as I ...
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error found when install ubuntu in my new windows 10 pc by using oraclel VM virtualbox manager

I am installing ubuntu in my new windows 10 pc by using oraclel VM virtualbox manager. at beginning every thing ok. at last part after I input my name and password and click OK, the install process ...
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Customize an Ubuntu 20.04 VirtualBox VM

I need to produce customized VirtualBox VMs (shipped as .ova) for teaching: one is an Ubuntu server with terminal interface and LAMP, the other has a minimal desktop Ubuntu with only selected ...
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How to choose where to install vmware player and virtual machine in ubuntu 20.04

I installed vmware player and created windows 10 pro virtual machine; but, it installed in my home folder, which is only 60GB. I had to uninstall windows 10 and vmware player as the home folder was ...
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Ubuntu 20.04.1 stuck at “keyboard = person”-screen in VirtualBox 6.0

I'm trying to install Ubuntu 20.04.1 under VirtualBox 6.0 in Windows 10, Dell XPS laptop. Every time I try to boot the Ubuntu iso-file on VirtualBox I get stuck at the same screen and nothing happens ...
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Ubuntu 20.04.1 with VirtualBox 6.1

I'm trying to install Ubuntu 20.04.1 LTS (ubuntu-20.04.1-desktop-amd64.iso) on VirtualBox 6.1 (Version 6.1.14 r140239 (Qt5.6.2)). The virtual box emulation is so slow that I don't see anything after (...
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How to open CLI in Lubuntu on Ubuntu host in Virtualbox when GUI is crashed?

I'm running Lubuntu 18 guest on Ubuntu 18 host in Virtualbox 5.2. But GUI is crashed and I see black screen when starting this virtual machine. Trying to get into CLI in guest by CTRL+ALT+F1 shortcut. ...
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Not able to maximize screen in ubuntu 18.04 LTS

I am trying to maximize my screen in Ubuntu. I have Ubuntu 18.04 LTS installed on virtual box. I tried to run Insert Guest Addition CD Image in the Devices option in virtual box, but this gives me ...
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How can I create virtual serial port pairs?

Can someone point me to a good tread or explain to me how I can create a virtual serial port pair in Ubuntu so that I can use then for PicSimLab/CuteCom? I was provided information how to do this in ...
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20.04.1 offline installation of 'make' to compile network driver

I got a system with the Realtek RTL8125B chip which is supported in Kernel 5.9. To install the driver from the Realtek website, I need to compile it, but 20.04.1 lacks the make package. I tried apt-...
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Using Oracle VM, and after login, its just a black screen

i'm kinda new to VM and tech, and a friend recommended me to use Oracle VM with ubuntu to work on coding assignement. It was orignally working fine, where I was able to use vscode and the terminal and ...
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mouse cursor moves but cannot click with 20.04LTS

I am on Kubuntu 20.04LTS. KDE Plasma 5.18.5 Today, I found that the mouse cursor moves but cannot click at all. Sometimes the wheel works (exchange desktops) but sometimes it doesn't. Sometimes the ...
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Virtualbox: 2-Finger-Touchpad-Scrolling on Win10 Guest very choppy (Ubuntu 20.04 Host)

After finally taking the plunge and upgrading from 18.04 to 20.04 I think I've hit the first snag: 2-Finger-Touchpad-Scrolling (Thinkpad X1) on Win10 Guest has become very choppy / unusable (Ubuntu ...
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Ubuntu 18.04 host, virtualbox, ubuntu 18.04 guest loses host only DHCP 192.168.56.1xx few minutes after it is initialized

Initially I have had in Virtualbox settings 2nd adapter was host only network. In quest VM it was enp0s8. I remember the VM had some IP 192.168.56.1xx. Then I see no ip. I have tried sudo dhclient -r &...
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30 views

How do I fix black screen with blinking underscore and error to send host log message?

I ran into low disk storage before this happened, so I deleted some files I had on my desktop in ubuntu. I powered off the virtual machine to take a break and when I came back, there was a black ...
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53 views

Black screen after 18.04 > 20.04.1 upgrade on virtualbox

After seeing that I got the notification for installing Ubuntu 20.04.1, I thought I'd take a shot at upgrading my work VM (previously Ubuntu 18.04 64 bit on VirtualBox 6.1.14, with Windows 10 as the ...
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Error installing Eclipse on lubuntu

I am trying to install Eclipse with snap on a lubuntu virtualbox. I am getting this error. user@box:~$ sudo snap install eclipse --classic error: cannot install "eclipse": Post https://api....
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Virtualbox in sudo mode bad screen after update

After the update to 20.04 LTS when i run the virtualbox in sudo mode the frame/app and the screen of the virtualbox is somehow broken. In the normal mode everything is ok. I try re-install the ...
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I want to connect metasploitable to my VPN

I have a VPN setup through pritunl, and I have no issues connecting to this using my host machine (Windows 10) and when connected, I can access my friend's device that is also connected on the VPN. I ...
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133 views

How to open .DD file to analyze it?

I am new to this process and I'm struggling a bit. I was given a .dd file to analyze as an assignment in my current college course. I am using Sans Sift in a virtual box environment, but I have no ...
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53 views

How is fan/temperature control handled in virtual machines?

When you run a virtual machine, how are fans handled? Are fans real, nonexistent, or emulated? I would guess not all operating systems actually control the fan, and let underlying firmware do that. Is ...
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How to expand Ubuntu Screen in 20.04?

I recently purchased an HP Spectre and installed Ubuntu on Virtual Box in an attempt to set up the identical environment on my old laptop. Everything worked well until I installed (inserted) the "...
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1answer
42 views

/usr/bin/env: 'python': No such file or directory despite installs of python 2.7 and 3.8

I am running ubuntu on a the Oracle VM Virtualbox and have installed both python 3.8 and 2.7. whereis python python: /usr/bin/python3.8 /usr/bin/python /usr/bin/python2.7 /usr/bin/python3.8-config /...
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Problems with Ubuntu 20.04 on VirtualBox (Lenovo IdeaPad 330 i5)

0 I have installed Ubuntu 20.04 in VirtualBox on my windows laptop. 7 out of 10 times when I boot my virtual machine I run into these frequent issues: YouTube or any other video/audio streaming keeps ...
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44 views

Enabling Virtualization (VT-x) on Ubuntu VM from Windows 10 OS

I have been trying to figure out if it is possible to enable virtualization within the Ubuntu VM. I have a Windows 10 OS and I installed virtual box to run Ubuntu. I had also installed virtual box ...
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72 views

Ubuntu inaccessible in VirtualBox? [closed]

I am running Ubuntu desktop in Oracle VirtualBox and it suddenly says that it is inaccessible from last login The given path '{c2545323-feb8-4b7b-ab00-d4c9c8eb2a85}' is not fully qualified. Result ...
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38 views

Ubuntu Vbox Web Server not getting an ip address in bridged mode

I have an Virtualbox Ubuntu server in bridge mode that won't get an IP address after changing my router to access mode to bypass the double NAT issue that prevented it from working properly. I cannot ...
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46 views

Tried all known ways but still not working. Getting make: *** No targets specified and no makefile found. Stop

I am trying to install systemc-2.3.3, but facing some or the other problem at every step. Now I managed to reach till make then sudo make install. But at make I am facing problems which says as the ...
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2answers
72 views

Virtualbox Kernel not working [duplicate]

I had the brilliant idea of switching from windows to Ubuntu 20.04, however i soon realized that Adobe does not support Linux. I downloaded Vmware but it had an issue with Kernel. Not knowing how to ...
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45 views

Opensuse virtual machine not working

my opensuse virtual machine freeze's my host when it starts Host: Ubuntu 16.04 ( 32 bit ) Software: Virtualbox VM: OpenSUSE Tumbleweed ( 32 bit ) Help me! or can i use a other version of the vm?
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Ubuntu 18.04 does not start

I use Oracle VB Manager and Ubuntu 18.04. Every time i tried to run the Ubuntu, it stuck at this point. I tried to press the ALT+F2 buttons to use the terminal but it didn't work. Any suggestions? ...
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1answer
40 views

Route specific IPs to secondary ethernet network inside Virtual Machine

I have a Ubuntu 20.04 VM running on a Windows 10 machine. The Windows machine is connected to the company I work for via a VPN. On the VM configuration I created 2 networks, one using NAT mode and ...
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33 views

Virtualbox error when starting win7 machine [duplicate]

I created a Ubuntu 18.04x64 VM and into this I installed the virtualbox and created a windows7x64 VM, but, when I start this win7 VM I got this error bellow: Failed to open a session for the virtual ...
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20 views

Upgrade broke video device, replaced with hidraw, how to fix or revert?

For several months, until couple of weeks ago when I was distracted by other things, I have been using a video input device that takes HDMI and presents it to my computer as a USB device. This showed ...
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20 views

Strange artefacts when running oracle virtualbox on Kubuntu 20.04 with nvidia GTX1650

The artefacts show up even before starting any virtual machine. I have experienced this only with virtualbox (v. 6.1.14). This first occurred after upgrading from 18.04 to 20.04. I have a colleague ...
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12 views

How to enable i2c on Ubuntu 18.04 running on VM (Windows 10 Host)?

I am having problems communicating with the PCA9685 board attached to an Arduino Mega board. I am using Ubuntu 18.04 on a virtual machine with a Windows Host. Now, I am able to communicate with the ...
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15 views

Ubuntu Server 18.04 + preseed - Purple Freeze screen

I try to boot a Ubuntu 18.04.5 Server using a custom preseed file, but after it is done setting up network settings (Link-local, IPv6 and DHCP) it gives me a purple screen. Purple screen (The image is ...
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57 views

Terminal how to exit 'Configuring Secure Boot'?

I am on Ubuntu 20.04. While installing virtualbox it is asking to configure secure boot. I do not have BIOS supervisor password and hence cannot configure secure boot. I see no way how to exit this ...

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