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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After using GParted to give my virtual disk more space, the Ubuntu VM will not boot

So I decided to switch from a dualboot setup to running Ubuntu 14.04 64-bit inside of VirtualBox 5.08. My Host OS is Windows 8.1 64-bit. The VM has 2 GB of dedicated memory, from the 8GB on the host. ...
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1answer
992 views

Troubleshooting accessing console of phpvirtualbox - TCP: SECURITY_ERROR Error #2048

Ok, so I just had a server crash tonight. Reinstalled a backup Clonezilla image, restored website from tar/sql dump. But whenever I "update" virtualbox I get an error and end up just uninstalling ...
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1answer
51 views

Trouble installing Ubuntu 15.04 on a virtual machine

i am trying to install ubuntu 15.04 on virtualbox. The first time it was established without problems, but now i can not install it again. When i start the machine this error occurs: And after ...
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1answer
190 views

Can't SSH to VirtualBox Ubuntu server from public IP

I'm running Ubuntu 15.04 (latest version) on a virtual machine from my Windows machine and trying to set this up so I can access it from outside of my local network. I've been at this for a few hours ...
2
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1answer
442 views

Virtualbox - how to passthrough modem from ubuntu host to windows guest

It is possible to pass-through an usb modem which is not recognized by the host Ubuntu 15.04 to a windows guest?, I have the windows drivers and I want to use dial-up while keeping my Ubuntu host. How ...
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0answers
29 views

Ubuntu randomly freezes when browsing or with some programs on

Ubuntu randomly freezes when browsing or with a few programs on. It is kinda weird as I have almost the exact same computer that had Ubuntu but never got this issue. Even tho it is an old computer, ...
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1answer
54 views

unable to open ubuntu in Oracle VM Virtual box [duplicate]

When i start the Ubuntu in Oracle VM Virtual box, it throws following error. This kernel requires an x86-64 CPU,but only detected an i686 CPU. Unable to boot- Please use a kernel, appropriate to ...
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0answers
97 views

How to set up Ubuntu 14.04 as a gateway using 1 NIC with 2 IP addresses on different subnets?

I have an Ubuntu 14.04 server with one NIC. The MAC address on this NIC is assigned (by the gateway) one IP (X.X.X.100) in one subnet (X.X.X.0/24), with the gateway being in the same subnet (X.X.X.1), ...
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1answer
4k views

How to take advantage of VirtualBox paravirtualization in an Ubuntu guest?

I have an Ubuntu 14.04.3 (with linux-generic-lts-vivid (3.19) kernel) 64-bit host, and a VirtualBox guest with the same OS and configuration. The host has an AMD A10-7800 CPU. If I enable the KVM ...
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38 views

please help me about vm connection in hyper v

i have installed hyper V on server 2012 r2 .the ip address of hyper v virtual adapter is 192.168.1.103 .then i install virtual machine inside that hyper v and attached this Vm to hyper V virtual ...
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108 views

Connect Android Phone to Ubuntu 14.04

I am looking a way to connect my Android phone(HTC One Mini android Version: 4.4.2) to Linux Virtual Machine on the host (Both HYper v and Virtual Box). I actually want to enable sending SMS from ...
2
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0answers
179 views

Ubuntu 14.04 bad taint

Any body got the solution for the below question? please share it. I couldn't add comment ,so i created new question here. Ubuntu 14.04 bad taint on XFS and BTRFS Problem: I have installed Ubuntu ...
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0answers
36 views

configuration of internal network on oracle virtual box

I am new to Linux I am using Ubuntu OS I need help in setting up Virtual Box internal network Please help I should be able to access internet as well as all Vbox should be able to communicate. My host ...
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0answers
253 views

ubuntu 15.04 acpi pcc probe failed starting version 219

I am using windows 8.1 Enterprise (64bit). In the beginning I'm try to install ubuntu 14.04 (64bit) on my VirtualBox Version 5.0.6 r103037. But the virtual Box doesn't show any 64 bit operating ...
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1answer
138 views

Ubuntu failing to boot past GRUB - “Kernel panic”

So I've been working today on developing a LFS system, I'm developing the system using a VirtualBox VM running Ubuntu. I got to this page, and after running the make install command for Glibc the ...
2
votes
2answers
278 views

Installing Ubuntu 15.04 on VirtualBox VM

I'm taking a college course on Unix, and as part of that, I am trying to use a live USB of Ubuntu on my computer. My computer runs 64-bit Windows 7. I used LinuxLive to install VirtualBox on a 16 GB ...
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1answer
54 views

How to access hard-drive from Ubuntu in VirtualBox [duplicate]

recently i installed windows7 on oracle VM virtualbox but I can't get files from my hard drive to the OS installed in VirtualBox. Is there any way to access files of my hard in VirtualBox?
2
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1answer
100 views

Convert ubuntu vm into a physical machine when the host is a Windows system

I have a virtual machine, created under virtual box. How can I convert this into a physical machine to be installed to a partition on my hard drive? My host operating system is windows. I have not ...
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0answers
133 views

RDP VirtualBox Ubuntu 14.04.1 host Windows 7 remote control guest

I use Linux Ubuntu 14.04.1 server with Lubuntu-desktop for host of VirtualBox 5.0.6 r103037. I have installed one virtual machine - Windows 7 Ultimate. I am able to connect via Remote Desktop from ...
1
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1answer
13 views

VirtualBox options to resize window now showing

Now normally at the top there would be the following menu: I seem to be missing the Machine, View, Device and Help drop downs. Also the shortcuts host key + *other key* has no effect.
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0answers
123 views

VmWare installation: Unable to build kernel headers

I am not able to install VMWare on 32 bit Ubuntu 14.04 Method 1 I tried 1.I first installed the build-essentail, linux headers. 2.Downloaded the bundle file 3.Run the sh for bundle 4.Removed the KVM ...
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0answers
100 views

Unable to run Two android Emulators in Ubuntu

I am using Genymotion android emulator and I am able to use it correctly , Now my question is that I am unable to run 2 android emulator simultaneously(parallel) from android studio , and I am using ...
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0answers
17 views

VirtualBox save state resume gets rid of my extra monitors

Normally I'll save-state my xubuntu VM before shutting down my host computer just so I don't have to go through the reboot process. However, lately my VM has been doing this weird thing where if I ...
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0answers
34 views

VirtualBox installs, reboots then freezes

I have tried installing 15.04 and 14.04.03 LTS on multiple computers and revisions of VirtualBox, both of which have given the same error. When I try to install Ubuntu in VirtualBox, it installs ...
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0answers
95 views

Ubuntu in VirtualBox very slow even with Guest Additions installed

I tried to follow the instructions here: Why does a Ubuntu guest in VirtualBox run very, very slowly? However, I cannot get sudo ./VBoxLinuxAdditions.run to work as it says ./VBoxLinuxAdditions.run ...
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2answers
32 views

Ubuntu dropping to shell on 15.04

I installed Xubuntu with sudo apt-get install xubuntu Then, I reset the machine (I'm in virtualbox) and this when the magic happens. How do I get the graphical part of the computer back?
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0answers
24 views

Trying to create a virtual machine but am stuck on permission error

I am trying to create a virtual machine in Virtual Machine Manager, but every time I click on the ISO file it says it couldn't read the contents of the folder that it is in. I have never used ubuntu ...
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0answers
23 views

proxy setting in ubuntu [duplicate]

I use a business network , and I tried to configure proxy settings in ubuntu. After this I obtain this error: sudo apt-get update Scaricamento di:1 http://ubuntu.unitedcolo.de wily InRelease [34,6 ...
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0answers
35 views

Assign network adapter dedicated to VM

My host system is running Xubuntu 14.04 and I'm having the network interfaces eth1 and wlan0. Both are connected to different networks, which under no circumstances shall be connected to each other. ...
0
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1answer
58 views

Windows Installation as Virtual Machine

I have a Ubuntu 15.04 Dual booted with a Windows 7 installation so that I can play GTA5, but it is annoying switching back to Ubuntu for things like, virtualbox, Genymotion, etc. What I am asking is ...
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0answers
84 views

Ubuntu on Virtual Box returning me to the login screen

I'm attempting to run Ubuntu using Virtual Box and every time I attempt to log in (or even use the guest account), I am greeted with a black screen before being returned to the log in screen. I have ...
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0answers
87 views

How do I get ubuntu desktop running on my virtual box CLI? It's stuck “Loading extension GLX”

I've got a vmware virtualbox with Ubuntu 14.04 CLI installed. I'm now trying to get ubuntu-desktop GUI running. I've already installed ubuntu-desktop with sudo apt-get install ubuntu-desktop. I read ...
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2answers
122 views

Authenticated pakage virtualbox

i am trying to install virtualbox in ubuntu on the terminal: varel@varel-Pc:~$ sudo apt-get install virtualbox [sudo] password for varel: Reading package lists... Done Building dependency tree ...
0
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1answer
193 views

I have problem with virtualbox with header 3.16.0-41-generic

I tried to fix this for many day until my linux break. When I run command /sbin/rcvboxdrv/ setup It display error: Error! Your kernel headers for kernel 3.16.0-41-generic cannot be found. ...
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0answers
10 views

How do you allow a single installation of VirtualBox to be used by all users? [duplicate]

Basically we're switched over to Linux but we still need to run some Windows only software, how can I install VirtualBox as a common installation that's available to all users? Common installation as ...
1
vote
1answer
332 views

Login loop with fresh install

I am trying to install 32-bit Ubuntu 14.04.3 as a Guest Host on VirtualBox V5.0.6, on Windows 7. Mind you, this is a fresh install. The very first (and all subsequent times!) that I try to log in I ...
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2answers
799 views

VirtualBox not seeing USB devices even though I am in vboxusers group

My host OS is Ubuntu 15.04 and my guest OS is Windows 10. I'm running VirtualBox 5.0.2 r102096. When the guest OS is running in the VM, right-clicking on the little USB icon displays a context menu ...
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2answers
131 views

Installed TOR but can't locate browser

So I've installed TOR, via the directions here sudo apt-get install tor deb.torproject.org-keyring Reading package lists... Done Building dependency tree Reading state information... Done ...
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0answers
148 views

Bridged Ubuntu VM inaccessible from Windows host

I'm sure this question has been asked 1000 times, but I've spent a week on this already, and haven't been able to find and satisfying solutions. I'm looking to expand my knowledge of Linux server ...
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0answers
110 views

Ubuntu snap-windows feature very slow in VirtualBox guest OS

I'm running Ubuntu Gnome 14.04 in VirtualBox 5.0.6. My host OS is Windows 10. I have Guest Additions installed, 3D acceleration enabled, and a number of other settings tweaked to maximize ...
0
votes
1answer
156 views

How do I read from a real floppy disk to a virtualbox OS?

I am currently running ubuntu 14.04 with virtualbox 5.0. I got my hands on some floppy disks and a drive, and wanted to read what was on them. Unfortunately, ubuntu cannot read whatever the format ...
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0answers
41 views

vmware view client is refusing to save connections on Ubuntu 14.04

I need to use the VMWare Horizon View client to access some network resources. My laptop is running CentOS7.1, which I know Horizon view doesn't support, so I initially created an Ubuntu 12.04 VM ...
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0answers
12 views

Got virtual box and then tried installing ubuntu but it shows something different

This pops out, but in the video that I was following it showed something different Then I rebooted it and this popped out instead of windows I followed the video and it shows something way ...
2
votes
1answer
83 views

what are the proper values for usb device in virtual box

I have various windows programs running in virtual boxes. I have a StingRay scope which previously ran in xp with the following parameters The product is DS1M12A, but I don't know how I got the ...
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votes
1answer
110 views

Ubuntu 14 display problem on Virtualbox [duplicate]

I have just installed Ubuntu 14 on Virtualbox on my Macbook pro and I am facing some problems with its display. it seems that it is not properly scaled and i cant even access/change the display ...
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0answers
47 views

Virtual Box in superuser

I'm trying to start virtualBox in root user, but appears a grey window, with anything. It shows normally if I start in my user, how can I fix this??
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4answers
3k views

Setup to try OpenStack on a single machine

I have been assigned to install openstack on a single machine in our dev office. I am following the guide here : ...
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0answers
69 views

virtualbox ubuntu server guest cannot restore internet connection

I have a vm with ubuntu server 14.04.2 LTS on virtual box on a w7 host. The only way to have guest connected to internet is to start vm with host connected to internet. If the host loses connection, ...
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0answers
230 views

Downgrade mesa opengl dependancies

I'm having issues with OpenGL on my virtual machine (virtual box v4.3-v5.0) and apparently this is a result of a driver bug with the Vbox graphic driver (Vbox Guest additions installed). One ...
0
votes
1answer
224 views

Autostart of VirtualBox VM with root-permissions

Situation is the following: I'm having a Ubuntu14.04 LTS with VirtualBox installed. There is at least one VM that should start at the startup of ubuntu. Since I have configured port-forwarding ...