I can't create customized ubuntu liveCD using Ubuntu Customization Kit 2.2.1

I can't create customized ubuntu liveCD using Ubuntu Customization Kit 2.2.1,
Image is original ubuntu-10.10-desktop-i386.iso
There's a fragment of log:

2011-10-21 21:34:56 (5,11 KB/s) - «gfxboot-theme-ubuntu_0.10.2.tar.gz» saved [199953/199953]
make -C po
make[1]: Вход в каталог `/tmp/tmp.sdd6GVDNdc/gfxboot-theme-ubuntu/po'
bin/po2txt bootloader.pot >en.tr
bin/po2txt am.po >am.tr
bin/po2txt ar.po >ar.tr
bin/po2txt ast.po >ast.tr
bin/po2txt be.po >be.tr
bin/po2txt cs.po >cs.tr
bin/po2txt ga.po >ga.tr
bin/po2txt zh_CN.po >zh_CN.tr
bin/po2txt zh_TW.po >zh_TW.tr
make[1]: Выход из каталога `/tmp/tmp.sdd6GVDNdc/gfxboot-theme-ubuntu/po'
mkdir -p boot
mkbootmsg -O -v -L ../.. -l boot/log -c boot.config boot/init
make: mkbootmsg: Команда не найдена
make: *** [bootdir] Ошибка 127
Failed to build gfxboot theme