installer crashed durring instellation

[Benjamin Swem]

Attempting to install Lubuntu 16.10 Desktop amd64 on an old iMac.
Booted iMac from USB stick with the Lubuntu intaller package installed to the stick.
Ran through instellation process.
Completed drive partition configuration and clicked install.
Instellation proceeds, then after a few moments I get a popup window staing that the installer has crashed.
Bug report information is gathered and sent.
No ther information presented.

ProblemType: Bug
DistroRelease: Ubuntu 16.10
Package: ubiquity 16.10.14
ProcVersionSignature: Ubuntu 4.8.0-22.24-generic 4.8.0
Uname: Linux 4.8.0-22-generic x86_64
ApportVersion: 2.20.3-0ubuntu8
Architecture: amd64
CasperVersion: 1.379
Date: Thu Jan 12 13:56:49 2017
InstallCmdLine: BOOT_IMAGE=/casper/vmlinuz.efi file=/cdrom/preseed/lubuntu.seed boot=casper only-ubiquity quiet splash ---
LiveMediaBuild: Lubuntu 16.10 "Yakkety Yak" - Release amd64 (20161012.1)
ProcEnviron:
 PATH=(custom, no user)
 XDG_RUNTIME_DIR=<set>
 LANG=en_US.UTF-8
 LC_NUMERIC=C.UTF-8
SourcePackage: grub-installer
UpgradeStatus: No upgrade log present (probably fresh install)