this is being caused by a problem with partman-auto's new 15reuse method. Here's a syslog with set -x on all of partman-auto's 15reuse files.
The disk was blank when I started. ** Attachment added: "syslog" https://bugs.launchpad.net/ubuntu/+source/ubiquity/+bug/722198/+attachment/1866364/+files/syslog ** Package changed: ubiquity (Ubuntu) => partman-auto (Ubuntu) ** Summary changed: - Ubuntu installation lags + installation hangs on 15reuse w/ blank disk ** Changed in: partman-auto (Ubuntu) Status: New => Confirmed ** Changed in: partman-auto (Ubuntu) Importance: Undecided => Critical ** Changed in: partman-auto (Ubuntu) Milestone: None => natty-alpha-3 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/722198 Title: installation hangs on 15reuse w/ blank disk -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs