/bootmgr and /boot/bcd are present in sda1, so Windows is installed in Legacy mode (although the disk is GPT). The problem is that Ubuntu was installed in EFI mode, when it should have been installed in Legacy mode. This may be a duplicate of Bug #1050940 .
1) When you installed Ubuntu, which choice did you choose at this screen? ( http://pix.toile-libre.org/upload/original/1312973605.png ) 2) Please could you boot your installed Ubuntu, login to your Launchpad account, then type the following command in a terminal: apport-collect -p ubiquity 998097 This will collect and add information to this report. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/998097 Title: Grub2 not recognise GPT when presence hybrid MBR To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/grub2/+bug/998097/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs