Installer crashes

[Jeff]

Installer fails to read 2 files from CD and doesn't recover.

ProblemType: Bug
DistroRelease: Ubuntu 16.04
Package: ubiquity 2.21.63 [modified: lib/partman/automatically_partition/question]
ProcVersionSignature: Ubuntu 4.4.0-21.37-generic 4.4.6
Uname: Linux 4.4.0-21-generic i686
ApportVersion: 2.20.1-0ubuntu2
Architecture: i386
CasperVersion: 1.376
Date: Sun Nov 20 19:53:07 2016
InstallCmdLine: file=/cdrom/preseed/ubuntu-mate.seed boot=casper initrd=/casper/initrd.lz quiet splash --- maybe-ubiquity
LiveMediaBuild: Ubuntu-MATE 16.04 LTS "Xenial Xerus" - Release i386 (20160420.1)
ProcEnviron:
 PATH=(custom, no user)
 XDG_RUNTIME_DIR=<set>
 LANG=en_US.UTF-8
SourcePackage: ubiquity
UpgradeStatus: No upgrade log present (probably fresh install)

[Phillip Susi (psusi)]

Please run the check disc option from the boot menu to make sure the installation disc is ok, then the memory test option and let it run for 10 minutes and let us know if it finds any errors.

[Launchpad Janitor (janitor)]

[Expired for ubiquity (Ubuntu) because there has been no activity for 60 days.]