An x86 virtualization software package developed by Oracle (which bought Sun, which bought Innotek).

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81 views

Eclipse Mars weird behavior and look on Manjro

I installed Manjaro on VirtualBox to try it out as a replacement to my current distro. So I installed Eclipse and started it up from the command line (i.e. ./eclipse) and I can see the following: ...
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1answer
83 views

Start a group of Virtual Machines in Virtualbox

I cannot locate the command on VBoxManage or VBoxHeadless that will start a group of VM's in headless mode. Is there such an option? I want to start from the command line a group of vm's without ...
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1answer
65 views

building docker images makes the Vagrant-managed VBox VM freeze

Folks While researching utilizing Docker images for web apps development I've stumbled upon the following issue. (all commands found bellow are executed inside a Vagrant-managed VBox vm) Create a ...
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81 views

VirtualBox linked clones - does updating parent automatically update children?

I have tried linked clones, immutable, multiattach everything but I am not sure if I am doing something wrong. I have the following scenario - (parent) - base install, updates as of Monday (child 1)...
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86 views

TL-WN722N blocking processes on Kali Linux 2.0

today I'm looking for some serious help with getting my TP-Link TL-WN722N to work on my Kali Linux 2.0 VM. Just for some background, I'm running Kali Linux 2 within my Mac OS (Yosemite) using ...
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47 views

SSH installation error in Ubuntu running within VirtualBox

New to VirtualBox and VM, I am running Ubuntu with 14.04 on latest VirtualBox. I have 2 network adapters: Host-only NAT I run the following command to install SSH: $ sudo apt-get install openssh-...
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49 views

What is the proper way to create a VirtualBox image using NanoBSD?

Based on instructions at https://www.freebsd.org/doc/en/articles/nanobsd/howto.html, I am trying to construct a VirtualBox format hard drive file with an image generated by NanoBSD. When the VM is ...
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1answer
55 views

Can't boot Mac OSX 10.9 Virtual Machine (Virtual Box)

Whenever I try to run the virtual machine this error comes up: Failed to open a session for the virtual machine Mavericks. UUID {d2b7e883-8f73-41fc-9fde-11bc09a1a548} of the medium '/home/...
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2answers
452 views

Debian 8 VirtualBox / DKMS install problem

I'm trying to install virtual box using the method on wiki.debian.org and I'm encountering problems. When I execute # apt-get install linux-headers-$(uname -r|sed 's,[^-]*-[^-]*-,,') virtualbox I ...
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2answers
269 views

Can't mount shared folder on Linux VM

Host machine: OS X El Capitan Virtual machine: Linux Red Hat(64-bit) through Virtual Box Goal: share folder on Mac, so when I change files on host machine, they will be changed on the virtual ...
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1answer
50 views

Why debian8 64 bit version can't be installed into my 64 bit virtualbox?

uname -a Linux hwy 3.16.0-4-amd64 #1 SMP Debian 3.16.7-ckt11-1+deb8u6 (2015-11-09) x86_64 GNU/Linux The virtualbox installed on my pc is 64 bit version too,it is installed this way . dpkg -i ...
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2answers
1k views

Where is vagrant's log file?

I am trying to debug a vagrant- or VirtualBox related problem (see taiga-vagrant fails to provide a working taiga environment #21). The command VAGRANT_LOG=debug vagrant up --debug prints out plenty ...
3
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1answer
48 views

How can you write to a file system before booting using VirtualBox?

I'm reading the TurnKey Linux 14 documentation and it states that in order to preseed values for an appliance, you have to write them to the file system before the machine boots for the first time. ...
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1answer
619 views

Virtual Box guest on different subnet than host

I currently have my Debian VM using NAT and it is on subnet 10.0.2.x where my host is on 192.168.0.x how can I get my guest on the same subnet as my host? Host: Ethernet adapter VirtualBox Host-...
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2answers
40 views

Using Guake in a Linux VirtualBox on a Windows host

Does anyone know if it's possible to load my guake terminal from a windows host? I use Linux, xUbuntu, in a VirtualBox guest machine installed on Windows. I just discovered the Guake terminal ...
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1answer
60 views

How to determine kernel version from linux vm snapshot

I am having trouble figuring out how to determine the linux kernel version by analyzing a memory snapshot from a linux VM. I have used hexdump to examine the binary but can't find anything that would ...
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0answers
137 views

Errors with bridged interfaces

I have problem with Debian running as a VirtualBox Guest. I can set up a bridge but it flood the logs with a lot of errors and system becomes unusable. Errors such as: Nov 12 16:30:55 jessie-gnome ...
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25 views

Ubuntu Server x64 - VirtualBox - GRUB

I using Ubuntu Server 15.10/amd64 and when installation on VirtualBox begins to end I saw message "failed to install GRUB record". And when I tried run the system without GRUB it's showed up black ...
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1answer
140 views

Setting up a lab environment in VirtualBox

I'm trying to set up a lab environment using Virtual box with a stand-alone network. To this end, I've set up 1 VM to communicate with the outside world with 2 NICs - 1 for the Internal Network and 1 ...
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55 views

How do I copy a Genymobile Android virtual machine from one computer to another?

I have a Genymotion Android virtual machine on one computer, and I've tried copying the entire .Genymobile directory to another computer, and Genymotion on the second computer does not seem to be able ...
3
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1answer
94 views

Oracle's VirtualBox and keyloggers

So, I have installed Windows 7 in Oracle's VirtualBox (5.0.8) and I would like to know if the Windows 7 software (including viruses and malware) is able in the default VirtualBox settings access the ...
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124 views

cannot start VM. VT-X not available

I am following this guide to setup MHN in an ubuntu 14.04 server which I access via SSH putty. https://github.com/threatstream/mhn/wiki/Getting-up-and-running-using-Vagrant I installed vagrant and a ...
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1answer
31 views

Copy text from host to Vbox

How to copy text from windows7-host to linux CentOS7 in virtualbox without using VboxAdditions and shared folders?Is it really possible just using keyboard and mouse?
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25 views

FOG Server - Connecting Win XP (Virtualbox) to host OS for imaging

I have installed Elementary OS Freya 32 bit on my laptop to which I have installed and configured FOG. I've edited my WIFI network connection so that my internal IP is static (192.168.1.3) gateway is ...
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1answer
710 views

How to run VirtualBox on OpenBSD?

I'm trying to find a way to run VirtualBox on an OpenBSD host. I know there is a port for FreeBSD. I also know there is a Linux compatibility layer in OpenBSD. Would this Linux compatability feature ...
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35 views

run command line contains redirection >> inside Guest VM

Another alternative of running ls -l /home for example in Guest VM called myvm ,is to run on the host the following command : vboxmanage --nologo guestcontrol myvm --username root --password xxxx ...
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1answer
24 views

virtualbox install somehow corrupted

I have a HP Zbook laptop running CentOS7.1. I use it to run an Ubuntu 14.04 VM, which has been working fine for quite a while. This morning I saw some weird problems (can't remember exactly what), ...
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1answer
2k views

Guest additions 'unable to locate program' Kali Linux 2.0

Problem: When trying to install guest additions in Kali linux the following error occurs. Oops! There was a problem running this software. Unable to locate program This occurred after a fresh ...
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48 views

How can I view my Hard drive's content with a different user other than root. I keep getting permission denied

I can view the content of my hard drive mounted onto virtual box where i'm running oracle Linux using the root user, but i can't view it with other users. It appears the other users I'm using belong ...
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17 views

How to run newly built Linux kernel in VirtualBox? [duplicate]

I found this question previously asked, but the reply doesn't satisfy me. I have just build Linux kernel which is inside: /arch/x86_64/boot/bzImage Now, how do I install it in VirtualBox or copy that ...
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118 views

problems connecting to phpvirtualbox

the problem occurs after installing guest additions. this is my error message: phpVirtualBox Exception Object ( [message:protected] => Could not connect to host (http://127.0.0.1:18083/) [...
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80 views

Shared folders VirtualBox

I need to access to a folder which is in my host machine. I create a folder in my HM called w_code. In virtual box settings I selected that folder, and marked auto-mount option. Host machine: ...
2
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1answer
75 views

I have installed CentOS 7 on Virtual Box, but network settings are missing

I have installed CentOS on Virtual Box. I had CentOS-7-x86_64-DVD-1503-01 downloaded it from a torrent. I ran the following command; nmcli d Which tells that only loopback is there. I enabled ...
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1answer
1k views

Autostart Virtual Machine VBoxHeadless at boot with Upstart - init and Graceful exit

So I have another computer running 24/7 and I forget to turn it back on when I restart. I also want it to gracefully save when I reboot so in the event I kick somebody off their work is not lost! I ...
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1answer
76 views

keyboard works incorrectly for virtualbox ubuntu 15.04 guest in debian jessie host

When typing in gnome-terminal in ubuntu guest cursor for displayed text periodically shifts left and after 1 second shift back to right showing inputted characters. When pressing tab console first ...
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152 views

Purge PHPVirtualbox to start over - has persistent settings/files somewhere

So I am diagnosing an error in PhpVirtualBox related to the console. My Vbox starts and gets to login screen then when I try to console in I get Disconnect reason: E: TCP: SECURITY_ERROR Error #2048 ...
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2answers
484 views

Should I install Kali to a partition or run it virtually?

I am interested in taking a course on penetration testing with Kali Linux. Should I install Kali to a partition on my computer or on VirtualBox? Which one is better in general for pentesting?
3
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1answer
117 views

VMs “forgetting” MAC address of gateway on Ubuntu 14.04 host set up 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 data centre's gateway) one IP (X.X.X.100) in one subnet (X.X.X.0/24), with the gateway being in the same ...
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2answers
3k views

kmod-VirtualBox version mismatch in Fedora 22

I have VirtualBox 5 installed and working in Fedora for some 5-6 weeks with no problems after following this guide. However after I ran a dnf update yesterday it stopped working. VirtualBox itself ...
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2answers
1k views

Fedora 23 beta guest won't install VBox Guest Xorg drivers because X server version is a prerelease

I have tried everything I can think of. I've tried RPM Fusion, I've tried using the ISO, but both don't work. I have tried changing the stuff in the .run file, but the md5sum fails. I have tried ...
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0answers
49 views

Bridged Networking Problem with VirtualBox (Mac)

I'm running a Linux guest in VirtualBox on a Mac host, and the guest isn't connecting to the host's Wi-Fi. It's set to bridged networking, using the regular en0 Wi-Fi (AirPort). And in the VM network ...
0
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1answer
981 views

How to debug NT_STATUS_IO_TIMEOUT?

When trying to access a samba share with smblcient -L //localhost from my local Samba Server, I get after a delay the error message protocol negotiation failed: NT_STATUS_IO_TIMEOUT What are ...
3
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0answers
164 views

Can't connect to Virtualbox VM's static IP which is in a different subnet from the hosts's IP, but statically routed to the host HW addr

I have a physical server running Ubuntu Trusty (14.04) at a data centre where they assigned one IP address, as well as a /28 block (16 IP addresses, 14 usable) from a different subnet. They said that ...
2
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0answers
390 views

Virtualbox and GPU Pass-trough: Device with host PCI address already attached to this VM

I have server with several GPUs. My idea is to attach them to different VMs in order to use that VMs in CUDA (or OpenCL) calculations. My setup: CPU: Intel Xeon E5-2670 GPUs: 1 x Radeon HD 7970 $...
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1answer
2k views

Debian error message “Failed to access perfctr msr…”

I installed Debian (8.2.0) on Virtualbox and I always get the error message : Is the system affected by the error messages? What does the messages mean? And how do I get rid of it?
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1answer
60 views

How can I troubleshoot what is happening with the console mouse program gpm?

I am trying to get gpm working in a minimalist, built from scratch, linux environment. I have installed version 1.20.7 into an LFS (Linux from Scratch) 7.8 system that is running in a Virtualbox 4.3....
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2answers
480 views

Unable to connect to Linux VM from Windows 7 Desktop

ssh destination: --VM : Oracle VM Virtual Box 4.3.20 --Linux installed on VM: Fedora 22 (IP: 10.0.2.15 ) ssh source: --Windows 7 Desktop I installed putty on Windows 7 Desktop and am trying ...
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2answers
982 views

yum No package VirtualBox-5.0 available. on a MINIMAL installation of CentOS 7?

I have tried many tutorials that give explicit steps for installing VirtualBox on CentOS 7, but none of them go to completion without throwing errors. Some of the tutorials assume that you will ...
4
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1answer
224 views

“Can't have a partition outside the disk!” for vdi created from a truncated image

I have used dd to create a partial/truncated image of a disk which only includes allocated spaces, then converted it to a vdi file for VirtualBox. I have successfully used the vdi image to run the ...
0
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1answer
1k views

service vboxdrv setup throwing error when installing VirtualBox on CentOS 7

I am trying to install VirtualBox 5.0 on a minimal (terminal only) CentOS 7 server, but I keep getting the following error when I type service vboxdrv setup: The service command supports only basic ...