Public bug reported: Binary package hint: grub2
after running update-grub the windows entry looks like this ### BEGIN /etc/grub.d/30_os-prober ### menuentry "Windows 7 (loader) (on /dev/sde1)" { chainloader +1 } ### END /etc/grub.d/30_os-prober ### this will NOT boot windows. "Inavlid signature" error message. The original after installation which boots ok looks like this ### BEGIN /etc/grub.d/30_os-prober ### menuentry "Windows 7 (loader) (on /dev/sda1)" { insmod ntfs set root=(hd0,1) search --no-floppy --fs-uuid --set 90940fdf940fc6a6 chainloader +1 } ### END /etc/grub.d/30_os-prober ### ** Affects: grub2 (Ubuntu) Importance: Undecided Status: New -- cannot boot windows after update-grub https://bugs.launchpad.net/bugs/527897 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