installer crashed after failing to install grub

[MoLE]

installing with lubuntu live desktop usb to another usb stick. Installer crashes after failing to install grub to usb drive and then retrying.

ProblemType: Bug
DistroRelease: Ubuntu 12.04
Package: ubiquity 2.10.16
ProcVersionSignature: Ubuntu 3.2.0-23.36-generic 3.2.14
Uname: Linux 3.2.0-23-generic i686
ApportVersion: 2.0.1-0ubuntu5
Architecture: i386
CasperVersion: 1.315
Date: Fri Apr 27 23:36:14 2012
InstallCmdLine: noprompt cdrom-detect/try-usb=true file=/cdrom/preseed/lubuntu.seed boot=casper initrd=/casper/initrd.lz quiet splash --
LiveMediaBuild: Lubuntu 12.04 "Precise Pangolin" - Release i386 (20120423)
ProcEnviron:
 LANGUAGE=en_AU.UTF-8
 TERM=unknown
 PATH=(custom, no user)
 LANG=en_AU.UTF-8
 SHELL=/bin/bash
SourcePackage: grub-installer
UpgradeStatus: No upgrade log present (probably fresh install)

[Launchpad Janitor (janitor)]

Status changed to 'Confirmed' because the bug affects multiple users.

[Phil Romford (philromford-q)]

I have spent several hours now attempting to install onto a 32GB memory stick. ISO to USB doesn't produce a bootable device. Univrsal USB Installer only results in a live bootable device, not an installed OS.

Very frustrating and not as easy to achieve as it should be.