I followed John Baab's advice and sure enought there was some old RAID meta data on both drives. I've removed the data (using -rE as suggested) and the "Disk Utility" no longer things there is a RAID array present. Haven't run the installer again yet but I suspect this might be the fix I was looking for...
-- HDD(s) incorrectly detected https://bugs.launchpad.net/bugs/461470 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