After a little reading discovered I needed a 100mb UEFI partition, which I manually created in the disks/partitioning tool. Installed Ubuntu Artful Aardvark with the above - all working well now.
** Changed in: grub-installer (Ubuntu) Status: New => Fix Released -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1715382 Title: Grub Installer didnt install on UFEI system NVME M.2 Drive when manually doing partition setup To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/grub-installer/+bug/1715382/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs