linaro-media-create exits with ValueError building graphical engineering image for ux500

jesse@jesse-desktop:~/lmc$ linaro-media-create --rootfs ext3 --mmc /dev/sdb --binary images/linaro-n-graphical-engineering-tar-20110317-0.tar.gz --hwpack hwpacks/u8500/hwpack_linaro-u8500_20110317-0_armel_unsupported.tar.gz --dev ux500

I see...
Device Mount point Size
/dev/sda none 305245MB
/dev/sr0 none 0MB
/dev/sdd none 0MB
/dev/sde none 0MB
/dev/sda1 / 296503MB
/dev/sda2 none 8740MB
/dev/sdc none 0MB
/dev/sdb none 7592MB
/dev/sda5 none 8740MB
/dev/sdb1 /media/1CC2-775B 7588MB
Are you 100% sure, on selecting [/dev/sdb] (y/n)? y
[sudo] password for jesse:
------------------------------------------------------------
Installing (apt-get) hwpack_linaro-u8500_20110317-0_armel_unsupported.tar.gz in target rootfs.
Unpacking hardware pack ...Done
Updating apt package lists ...
Ign file: ./ InRelease
Ign file: ./ Release.gpg
Ign file: ./ Release
Ign file: ./ Translation-en
Ign http://ports.ubuntu.com natty InRelease
Ign http://ports.ubuntu.com natty-security InRelease
Ign http://ppa.launchpad.net natty InRelease
Ign http://ppa.launchpad.net natty InRelease
Ign http://ports.ubuntu.com natty-updates InRelease
Get:1 http://ports.ubuntu.com natty Release.gpg [198 B]
Get:2 http://ppa.launchpad.net natty Release.gpg [316 B]
Hit http://ports.ubuntu.com natty-security Release.gpg
Hit http://ppa.launchpad.net natty Release.gpg
Hit http://ports.ubuntu.com natty-updates Release.gpg
Get:3 http://ppa.launchpad.net natty Release [9781 B]
Get:4 http://ports.ubuntu.com natty Release [39.8 kB]
Hit http://ppa.launchpad.net natty Release
Ign http://ppa.launchpad.net natty Release
Hit http://ports.ubuntu.com natty-security Release
Hit http://ports.ubuntu.com natty-updates Release
Get:5 http://ppa.launchpad.net natty/main armel Packages [1787 B]
Get:6 http://ports.ubuntu.com natty/main armel Packages [1553 kB]
Ign http://ppa.launchpad.net natty/main TranslationIndex
Get:7 http://ppa.launchpad.net natty/main armel Packages [7424 B]
Ign http://ppa.launchpad.net natty/main TranslationIndex
Ign http://ppa.launchpad.net natty/main Translation-en
Ign http://ppa.launchpad.net natty/main Translation-en
Get:8 http://ports.ubuntu.com natty/universe armel Packages [5865 kB]
Ign http://ports.ubuntu.com natty/main TranslationIndex
Ign http://ports.ubuntu.com natty/universe TranslationIndex
Get:9 http://ports.ubuntu.com natty-security/main armel Packages [14 B]
Get:10 http://ports.ubuntu.com natty-security/universe armel Packages [14 B]
Ign http://ports.ubuntu.com natty-security/main TranslationIndex
Ign http://ports.ubuntu.com natty-security/universe TranslationIndex
Get:11 http://ports.ubuntu.com natty-updates/main armel Packages [14 B]
Get:12 http://ports.ubuntu.com natty-updates/universe armel Packages [14 B]
Ign http://ports.ubuntu.com natty-updates/main TranslationIndex
Ign http://ports.ubuntu.com natty-updates/universe TranslationIndex
Ign http://ports.ubuntu.com natty/main Translation-en
Ign http://ports.ubuntu.com natty/universe Translation-en
Ign http://ports.ubuntu.com natty-security/main Translation-en
Ign http://ports.ubuntu.com natty-security/universe Translation-en
Ign http://ports.ubuntu.com natty-updates/main Translation-en
Ign http://ports.ubuntu.com natty-updates/universe Translation-en
Fetched 7477 kB in 53s (139 kB/s)
Reading package lists...
W: GPG error: http://ppa.launchpad.net natty Release: The following signatures couldn't be verified because the public key is not available: NO_PUBKEY F66626F405361FB7
Reading package lists... Done
Building dependency tree
Reading state information... Done
The following NEW packages will be installed:
  devio flash-kernel linux-image-2.6.35-1000-u8500 linux-u8500
  u-boot-linaro-u8500 wireless-crda
0 upgraded, 6 newly installed, 0 to remove and 71 not upgraded.
Need to get 0 B/3333 kB of archives.
After this operation, 0 B of additional disk space will be used.
WARNING: The following packages cannot be authenticated!
  wireless-crda linux-image-2.6.35-1000-u8500 devio flash-kernel linux-u8500
  u-boot-linaro-u8500
Install these packages without verification [y/N]? y
Can not write log, openpty() failed (/dev/pts not mounted?)
Selecting previously deselected package wireless-crda.
(Reading database ... 114663 files and directories currently installed.)
Unpacking wireless-crda (from .../wireless-crda_1.13_armel.deb) ...
Selecting previously deselected package linux-image-2.6.35-1000-u8500.
Unpacking linux-image-2.6.35-1000-u8500 (from .../linux-image-2.6.35-1000-u8500_2.6.35-1000.4_armel.deb) ...
Done.
Selecting previously deselected package devio.
Unpacking devio (from .../devio_1.2-1build1_armel.deb) ...
Selecting previously deselected package flash-kernel.
Unpacking flash-kernel (from .../flash-kernel_2.28ubuntu17_armel.deb) ...
Selecting previously deselected package linux-u8500.
Unpacking linux-u8500 (from .../linux-u8500_2.6.35.1000.6_armel.deb) ...
Selecting previously deselected package u-boot-linaro-u8500.
Unpacking u-boot-linaro-u8500 (from .../u-boot-linaro-u8500_2010.12-0ubuntu1+ppa2_armel.deb) ...
Processing triggers for man-db ...
Can not write log, openpty() failed (/dev/pts not mounted?)
Setting up wireless-crda (1.13) ...
Setting up linux-image-2.6.35-1000-u8500 (2.6.35-1000.4) ...
Running depmod.
update-initramfs: Generating /boot/initrd.img-2.6.35-1000-u8500
/bin/df: Warning: cannot read table of mounted file systems: No such file or directory
Examining /etc/kernel/postinst.d.
run-parts: executing /etc/kernel/postinst.d/initramfs-tools 2.6.35-1000-u8500 /boot/vmlinuz-2.6.35-1000-u8500
run-parts: executing /etc/kernel/postinst.d/pm-utils 2.6.35-1000-u8500 /boot/vmlinuz-2.6.35-1000-u8500
run-parts: executing /etc/kernel/postinst.d/update-notifier 2.6.35-1000-u8500 /boot/vmlinuz-2.6.35-1000-u8500
Setting up devio (1.2-1build1) ...
Setting up flash-kernel (2.28ubuntu17) ...
Setting up linux-u8500 (2.6.35.1000.6) ...
Setting up u-boot-linaro-u8500 (2010.12-0ubuntu1+ppa2) ...
Done
Cleaning up ...W: GPG error: http://ppa.launchpad.net natty Release: The following signatures couldn't be verified because the public key is not available: NO_PUBKEY F66626F405361FB7
Done
------------------------------------------------------------
proc umounted
Checking that no-one is using this disk right now ...
OK
If you created or changed a DOS partition, /dev/foo7, say, then use dd(1)
to zero the first 512 bytes: dd if=/dev/zero of=/dev/foo7 bs=512 count=1
(See fdisk(8).)

Formating boot partition

mkfs.vfat 3.0.9 (31 Jan 2010)

Formating root partition

mke2fs 1.41.12 (17-May-2010)
Filesystem label=rootfs
OS type: Linux
Block size=4096 (log=2)
Fragment size=4096 (log=2)
Stride=0 blocks, Stripe width=0 blocks
481440 inodes, 1923783 blocks
96189 blocks (5.00%) reserved for the super user
First data block=0
Maximum filesystem blocks=1971322880
59 block groups
32768 blocks per group, 32768 fragments per group
8160 inodes per group
Superblock backups stored on blocks:
 32768, 98304, 163840, 229376, 294912, 819200, 884736, 1605632

Writing inode tables: done
Creating journal (32768 blocks): done
Writing superblocks and filesystem accounting information: done

This filesystem will be automatically checked every 34 mounts or
180 days, whichever comes first. Use tune2fs -c or -i to override.
Traceback (most recent call last):
  File "/usr/bin/linaro-media-create", line 134, in <module>
    args.device, args.is_live, args.is_lowmem, args.consoles)
  File "/usr/lib/pymodules/python2.6/linaro_media_create/populate_boot.py", line 57, in populate_boot
    boot_disk, boot_script, boot_device_or_file)
  File "/usr/lib/pymodules/python2.6/linaro_media_create/boards.py", line 118, in make_boot_files
    boot_device_or_file)
  File "/usr/lib/pymodules/python2.6/linaro_media_create/boards.py", line 280, in _make_boot_files
    cls.load_addr, uboot_parts_dir, cls.kernel_suffix, boot_dir)
  File "/usr/lib/pymodules/python2.6/linaro_media_create/boards.py", line 386, in make_uImage
    '%s/vmlinuz-*-%s' % (uboot_parts_dir, suffix))
  File "/usr/lib/pymodules/python2.6/linaro_media_create/boards.py", line 377, in _get_file_matching
    "No files found matching '%s'; can't continue" % regex)
ValueError: No files found matching '/tmp/tmpfZdyNF/binary/boot/vmlinuz-*-ux500'; can't continue