/sbin/mount.vboxsf: mounting failed with the error: No such device といった表示がされたので調査しました。 状況 今回のケースでは、こんな表示となっています。 ==> default: Mounting shared folders... default: /vagrant => /Users/****/projects/foo/middleman/VM Failed to mount folders in Linux guest. This is usually because the "vboxsf" file system is not available. Please verify that the guest additions are properly installed in the guest and ca