Questions tagged [virtualbox]

VirtualBox is an open source (GPL) program used to create "virtual machines."

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Could anyone help me in fixing this error! please

Could not start the machine CS50 Appliance 2014_1 because the following physical network interfaces were not found: VirtualBox Host-Only Ethernet Adapter (adapter 2) You can either change the ...
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1answer
969 views

VirtualBox: Failed to load VMMR0.r0 (VERR_VMM_SMAP_BUT_AC_CLEAR)

I received this error while trying to set up VirtualBox on a MacBook Pro to use with CS50 Appliance 2014. It doesn't match the other errors listed in the CS50 manual. I had received the adapter error ...
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1answer
280 views

Appliance failed to run after import on virtualbox

I have installed Virtualbox 4.3.30 on my windows 7 ultimate edition but after I succesfully import the appliance.ova it fails to open a session on VB. I'm getting internet in tethering from my iPad, ...
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1answer
55 views

Problem with Virtualbox and Course Appliance

I am a Mac User who has just downloaded Virtualbox as my VMWare appliance expired. I have followed these instructions https://manual.cs50.net/appliance/3/VirtualBox/ yet there appears to be a file ...
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2answers
800 views

CS50 appliance not working with windows 10

So as the title suggests i cant seem to get it to work. I've tried fixes from multiple posts but with no luck. (reinstalling virtual box, installing from root. i even did a fresh install of windows 10 ...
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0answers
20 views

VMware Fusion 6 upload not working

I would like to get on with CS50 problem set 1, but keep getting this message when I download and try to open the .dmg files, and as you can see its the sae for Virtual Box. Can anyone help? I am ...
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1answer
12k views

How to fix the “failed to import appliance” error?

I downloaded the latest version of virtualbox as well as the appliance for virtualbox. approximately at 3 % Failed to import appliance C:/appliance50_2014_releases_29_appliance50-2014-vbox.ova. ...
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2answers
160 views

How to use Oracle's VirtualBox?

I had problems downloading VMware because my machine is not windows 7. I finally was able to download Oracle's VirtualBox, but I do not know how to use it.
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0answers
2k views

Appliance not working with virtual box (Failed to import, NS_ERROR_FAILURE (0x80004005) )

Working on a Macbook Air 10.6.8 (snow leopard). Have the most up-to-date virtualbox (tried updating within the program). Checked for troubleshooting in the CS50 manual and this forum, but did not ...
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3answers
836 views

CS50 Appliance won't connect to internet in VirtualBox

Recently I installed the CS50 appliance for VirtualBox, and found that it will not connect through my ethernet cable on eth0. I searched for other answers, and changed the port in /usr/bin/ip50 from ...
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1answer
242 views

virtualbox - dropbox isn't working

I can't download the dropbox on my virtualbox. I found this topic but the suggested solutions won't work for me. Any other ideas? Maybe it's worth mentioning that I had trouble uploading the ...
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1answer
47 views

VirtualBox won't launch after set-up wizard says installation is complete

I downloaded 4.3.20 VB for my windows 7 32 bit computer. I open the icon and get set-up wizard; then options: repair or remove. I select repair, that leads to "installation is complete." I click "...
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2answers
236 views

dropbox download fail

Hi everyone, I was using the appliance on Virtualbox. When I tried to open Dropbox and download it, this happened and I don't why or how to deal with it. Would appreciate any help. Thanks!
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1answer
787 views

Error: Gedit not opening on VirtualBox Ubuntu 14.04

I recently downloaded VirtualBox and imported the CS50x Appliance. I am unable to open gedit and receive the below error message, included as a screen shot. If someone can assist me on what I should ...
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1answer
254 views

2014 Appliance Issues

I am having some issues with the 2014 Appliance on VirtualBox. I have imported it correctly, however, I have no IP address in the taskbar (though I have internet) so I feel like my network devices ...
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11answers
88k views

Why can't I import the Appliance OVA into Virtualbox?

I can't import the Appliance OVA file, appliance50-2014-vbox.ova, into VirtualBox. I keep getting the error message: Result Code: VBOX_E_FILE_ERROR (0x80BB0004) How do I fix this without switching ...
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2answers
424 views

No IP address in the appliance with VirtualBox

I've just installed the appliance with VM VirtualBox, but it says missing network adapter where the IP address should be. What did I do wrong? Thanks
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2answers
208 views

My VMware Player and Virtual Box is not working!

All day i have been trying to setup CS50 appliance and downloaded VMware Player and Virtual Box but BOTH were giving errors. I uninstalled both and reinstalled them, but no luck. Please help! (sorry, ...
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2answers
7k views

Opening the Appliance VM in VirtualBox frequently fails with errors

I've got a Toshiba Satellite E55t-A5320 running Windows 10 Technical Preview and Kubuntu 14.10 Plasma5 which I use as my daily driver. Now every day, or to be more specific, every time that ...
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0answers
639 views

Failed to install NTCreateSection error when installing VirtualBox and the CS50 appliance

I've been trying to install VirtualBox and the CS50 appliance on my laptop with no success it keeps sending an error message. I have a HP computer running Windows 7. The error message says: failed ...
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1answer
3k views

Failed to open a session of vrtual machine, Non existent host networking interface name “VER_INTERNAL_ERROR”

I am getting this message when I try to start the CS50 appliance on Ubuntu 14.04: Failed to open a session of vrtual machine, Non existent host networking interface name "VER_INTERNAL_ERROR" I am ...
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1answer
145 views

How do I connect VirtualBox to the Internet without hardware virtualization? [duplicate]

My computer does not have a HAV capable processor. Is there a workaround to allow VirtualBox to access the Internet? Running on Ubuntu 14.04 so other possibility is to run CS50 projects directly, but ...
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1answer
100 views

Appliance fails to boot

I have successfully imported the appliance into VirtualBox, but the appliance fails to boot up, it just stops booting and continues to be in the same stage. At the right bottom appears the message "...
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2answers
726 views

Appliance install on Linux - No go with VMware or VirtualBox on Linux Mint, Ubuntu

Do any of my fellow students have the appliance up and running on a Linux box? If you do please let me know what Linux distribution you are running, which installation instructions you followed that ...