Thank you for taking the time to report this bug and helping to make
Ubuntu better. Reviewing your log files attached to this bug report it
seems that there is a problem with your installation media (CD/DVD).
You can verify the integrity of the Ubuntu ISO files you downloaded by
following the
Reviewing your installation log file it appears that your installation
media contains some extra data which is causing the installation to
fail. The standard Ubuntu installation media (and that of supported
derivatives) does not include this data and will not fail in this way,
so it must be an
