Vagrant.Knowledge Packaging - Save Changes to a box: Guide: https://www.webfoobar.com/node/52 Doc: https://developer.hashicorp.com/vagrant/docs/providers/virtualbox/boxes Hypervisor: Libvirt KVM requires: libguestfs-tools. Otherwise it will fail. example: vagrant package --output ubuntu-gnome-minimal.box Error: https://www.google.com/search?q=libguestfs+error+%22supermin+exited+with+error%22