intellibuild - grajenje zivega sistema

Rad bi si ustvaril svoj live cd, vendar se pojavi vec napak...
V / mapi sem razpakiral ibuild. Zazenem preparebase.sh in preparemainmod.sh Namestim datoteke v /ibuild/data/firefox2 mapo in zazenem build firefox2. Pojavi se vec izpisov, kateri niso zazeljeni ...

# sudo cp -a /ibuild/data/data-firefox2/cupsys/* /ibuild/work/firefox2/source/etc/cups/.
cp: cannot create regular file `/ibuild/work/firefox2/source/etc/cups/.': No such file or directory
Unhandled exception:global name 'ShellError' is not defined

ter pri apt izpisuje ...
# sudo chroot '/ibuild/work/firefox2/source' apt-get -qy --force-yes install cupsys-bsd
Reading Package Lists...
Building Dependency Tree...
Package cupsys-bsd is not available, but is referred to by another package.
This may mean that the package is missing, has been obsoleted, or
is only available from another source
W: Couldn't stat source package list http://ftp.de.debian.org unstable/main Packages (/var/lib/apt/lists/ftp.de.debian.org_debian_dists_unstable_main_binary-i386_Packages) - stat (2 No such file or directory)
W: Couldn't stat source package list http://ftp.de.debian.org unstable/contrib Packages (/var/lib/apt/lists/ftp.de.debian.org_debian_dists_unstable_contrib_binary-i386_Packages) - stat (2 No such file or directory)
W: Couldn't stat source package list http://ftp.de.debian.org unstable/non-free Packages (/var/lib/apt/lists/ftp.de.debian.org_debian_dists_unstable_non-free_binary-i386_Packages) - stat (2 No such file or directory)
W: Couldn't stat source package list http://ftp.de.debian.org testing/main Packages (/var/lib/apt/lists/ftp.de.debian.org_debian_dists_testing_main_binary-i386_Packages) - stat (2 No such file or directory)
W: Couldn't stat source package list http://ftp.de.debian.org testing/contrib Packages (/var/lib/apt/lists/ftp.de.debian.org_debian_dists_testing_contrib_binary-i386_Packages) - stat (2 No such file or directory)
W: Couldn't stat source package list http://ftp.de.debian.org testing/non-free Packages (/var/lib/apt/lists/ftp.de.debian.org_debian_dists_testing_non-free_binary-i386_Packages) - stat (2 No such file or directory)
W: You may want to run apt-get update to correct these problems
E: Package cupsys-bsd has no installation candidate
# sudo chroot '/ibuild/work/firefox2/source' ln -s /etc/init.d/cupsys /morphix/rc.m/M51cupsys
ln: `/morphix/rc.m/M51cupsys': File exists

Rad bi se odstranil non-free in contrib pri sources.. kje najdem datoteko in to spremenim ... kje lahko najdem se vsebino data map ?

Howto je bil prebran, tako da je sudo, cloop, chroot, ... namescen