I encountered the trouble in Ubuntu 12.04.1, and I removed dmraid package during live session to get ubiquity working. The computer is configured to use RAID in the BIOS, and switching the setting to AHCI prevent Windows from booting, so I revert to RAID setting and remove dmraid package.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/459054 Title: ubiquity partition step does not show some hard drives To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ubiquity/+bug/459054/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs