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 ...

Does anyone know offhand how to remove the guest additions for VirtualBox 3.1 in Ubuntu 9.10? These are the additions that provide mouse integration and X drivers for automatic window resizing.

How to install VirtualBox 7.0 on Ubuntu-based Linux distributions Your email has been sent VirtualBox 7.0 has finally been released, and this latest iteration brings plenty of new features to the ...

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.