ubiquity crashed just after logon and desktop appeared

[davidlinux]

Binary package hint: ubiquity

Fresh install of Ubuntu Desktop 8.10:
At first boot, ubiquity crashed just after logon and desktop appeared. I did not manually run ubiquity; It must have been run by a first boot script.

ProblemType: Crash
Architecture: i386
DistroRelease: Ubuntu 8.10
ExecutablePath: /usr/lib/ubiquity/bin/ubiquity
InterpreterPath: /usr/bin/python2.5
Package: ubiquity 1.10.10
ProcAttrCurrent: unconfined
ProcCmdline: /usr/bin/python /usr/lib/ubiquity/bin/ubiquity --only
ProcEnviron:
 LANGUAGE=
 PATH=/sbin:/bin:/usr/sbin:/usr/bin
 LANG=en_US.UTF-8
PythonArgs: ['/usr/lib/ubiquity/bin/ubiquity', '--only']
SourcePackage: ubiquity
Title: ubiquity crashed with InstallStepError in configure_bootloader()
Uname: Linux 2.6.27-7-generic i686
UserGroups: