Installer crashed while installing on a 1TB USB stick

[Scott]

I manually set a 512MB FAT32 Partition and a 20000MB EXT4 journaling file system.
Both partitions had the mount point set to /

My objective was to install Ubuntu 18.04.2 on a 1TB USB stick.

ProblemType: Bug
DistroRelease: Ubuntu 18.04
Package: ubiquity 18.04.14.12
ProcVersionSignature: Ubuntu 4.18.0-15.16~18.04.1-generic 4.18.20
Uname: Linux 4.18.0-15-generic x86_64
ApportVersion: 2.20.9-0ubuntu7.5
Architecture: amd64
CasperVersion: 1.394
Date: Fri Jan 10 19:23:32 2020
InstallCmdLine: file=/cdrom/preseed/ubuntu.seed boot=casper cdrom-detect/try-usb=true persistent noprompt floppy.allowed_drive_mask=0 ignore_uuid initrd=/casper/initrd quiet splash --- BOOT_IMAGE=/casper/vmlinuz
LiveMediaBuild: Ubuntu 18.04.2 LTS "Bionic Beaver" - Release amd64 (20190210)
SourcePackage: ubiquity
UpgradeStatus: No upgrade log present (probably fresh install)