here is the result after have ran update-grub2: see attached files
** Attachment added: "fdisk" http://launchpadlibrarian.net/30104742/fdisk -- os-prober unmounts partitions unnecessarily (linux-boot-prober) https://bugs.launchpad.net/bugs/83406 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs