I have this problem as well on the official Ubuntu Edgy RC Live/Install CD, same symptoms as the original reporter. The error is very strange, since a partition is already selected for /
The result seems to be the same for with the "Reformat?" box checked or unchecked. ** Changed in: ubiquity (Ubuntu) Status: Unconfirmed => Confirmed -- mount points preparation locked - "No root file system" https://launchpad.net/bugs/67130 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs