After logging out of the live session and rebooting into a working install, I ran update-grub. The new install was detected and I was able to reboot and start up the newly installed 16.04.
hardware profile is: https://gist.github.com/99c845c1c5f3bf3d7b9652da016d95b8 There is some similarity in symptoms with bug #1572754 This is probably a duplicate of #1521132 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1572828 Title: Installer crashed after failure to install grub. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/grub-installer/+bug/1572828/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs