There's a kernel oops in that /var/log/syslog attachment, which probably has something to do with it. I don't think there's a ubiquity bug here. I'd agree with Vassilis that checking the CD and the CD drive lens would be a good idea.
** Changed in: ubiquity (Ubuntu) Sourcepackagename: ubiquity => linux-source-2.6.15 -- Installer crashed https://launchpad.net/bugs/55063 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs