If you cannot open the guest session and get a VERR_NOT_FOUND VirtualBox error, follow the tips, solutions, and workarounds mentioned below. Check if “VBoxGuestAdditions.iso”n exists Insert Guest ...

It is the first thing you need to fix the issue as stated above. For that, you need to run the virtual machine showing the error and go to the Devices > Install Guest ...

Oracle's Virtualbox is one of the more popular tools to set up and interact with virtual machines, not least because it's ...

How to create a VirtualBox virtual machine backup on a Linux host Your email has been sent Your data center might depend on virtual machines (VMs), and you might use VirtualBox for some of those VMs.