Also in Ubuntu 17.04 there was "Debian GNU/Linux, with Xen hypervisor" (Debian, not Ubuntu) in "/etc/default/grub.d/xen.cfg" which breaks it even on English systems.
Also in Ubuntu 17.04 there was "Debian GNU/Linux, with Xen hypervisor" (Debian, not Ubuntu) in "/etc/default/ grub.d/ xen.cfg" which breaks it even on English systems.