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 ...

If you get VirtualBox VBOX_E_FILE_ERROR 0x80bb0004, you need to follow the solutions mentioned below to resolve the issue. Let’s get started. 1] Re-download the .vmdk or .vdi File The first step to ...