Questions tagged [virtualbox]

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

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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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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
99 views

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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Import Virtual Appliance error while downloading Kali Linux

Each time I am trying to import the Kali Linux ova file in the VirtualBox it says, Failed to import appliance G:\Program Files\Kali Linux\kali-linux-2021.2-virtualbox-i386.ova. The target disk 'G:\...
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1answer
287 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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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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2answers
164 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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1answer
247 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
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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0answers
649 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 ...