Installer crashes, 64bit, 16gb, / on SSD, 16GB swap. EXT4, Intel, NVIDIA, encrypted home folder

[examiga1.2k]

Installer crashes...
Download updates in background
Used manual disk partition.
sda is 256GB SSD, sda1 EXT4, swap 16GB, 17GB unknown dell service partition
sdb is 500GB Seagate hybrid drive EXT4 mount on /data
Intel i7
NVIDIA Quadro 3000M
16GB RAM
Encrypted home folder

Installer crashes after swap format at 20% during start of install while configuring packages.

ProblemType: Bug
DistroRelease: Ubuntu 11.10
Package: ubiquity 2.8.7
ProcVersionSignature: Ubuntu 3.0.0-12.20-generic 3.0.4
Uname: Linux 3.0.0-12-generic x86_64
ApportVersion: 1.23-0ubuntu3
Architecture: amd64
CasperVersion: 1.287
Date: Thu Dec 1 22:08:49 2011
LiveMediaBuild: Kubuntu 11.10 "Oneiric Ocelot" - Release amd64 (20111012)
ProcEnviron:
 LANGUAGE=
 LANG=en_US.UTF-8
 SHELL=/bin/bash
SourcePackage: ubiquity
UpgradeStatus: No upgrade log present (probably fresh install)

[Ubuntu Foundations Team Bug Bot (crichton)]

Exception during installation:
Dec 1 21:54:35 ubuntu plugininstall.py: Traceback (most recent call last):
Dec 1 21:54:35 ubuntu plugininstall.py: File "/usr/share/ubiquity/plugininstall.py", line 1641, in <module>
Dec 1 21:54:35 ubuntu plugininstall.py: install.run()
Dec 1 21:54:35 ubuntu plugininstall.py: File "/usr/share/ubiquity/plugininstall.py", line 55, in wrapper
Dec 1 21:54:35 ubuntu plugininstall.py: func(self)
Dec 1 21:54:35 ubuntu plugininstall.py: File "/usr/share/ubiquity/plugininstall.py", line 169, in run
Dec 1 21:54:35 ubuntu plugininstall.py: self.install_language_packs()
Dec 1 21:54:35 ubuntu plugininstall.py: File "/usr/share/ubiquity/plugininstall.py", line 613, in install_language_packs
Dec 1 21:54:35 ubuntu plugininstall.py: self.do_install(self.langpacks, langpacks=True)
Dec 1 21:54:35 ubuntu plugininstall.py: File "/usr/lib/ubiquity/ubiquity/install_misc.py", line 716, in do_install
Dec 1 21:54:35 ubuntu plugininstall.py: mark_install(cache, pkg)
Dec 1 21:54:35 ubuntu plugininstall.py: File "/usr/lib/ubiquity/ubiquity/install_misc.py", line 489, in mark_install
Dec 1 21:54:35 ubuntu plugininstall.py: assert cache._depcache.broken_count == 0
Dec 1 21:54:35 ubuntu plugininstall.py: AssertionError
Dec 1 21:54:35 ubuntu plugininstall.py:

[examiga1.2k (amiga1-2k)]

As a workaround I was able to install using all the same options by using the Kubuntu Alternate 64bit install image.