I don't think that --mirror-binary-backports is an option in debian live-build, I can't see it in the debian docs or man pages, I think ubuntu have it though.
On Fri, Jul 8, 2016 at 7:18 AM, Jeff Penn <j...@jrpenn.demon.co.uk> wrote: > I'm having problems configuring backports on Jessie. Is this something > I'm doing wrong, or a bug: > > # cat /etc/debian_version > 8.5 > # uname -a > Linux debian 3.16.0-4-amd64 #1 SMP Debian 3.16.7-ckt25-2 (2016-04-08) > x86_64 GNU/Linux > > ii live-build 4.0.3-1 all Live System Build Components > > # ls > # lb config --mirror-binary-backports 'http://mirror/debian-backports/' > [2016-07-07 22:11:48] lb config --mirror-binary-backports > http://mirror/debian-backports/ > lb config: unrecognized option '--mirror-binary-backports' > > Jeff > >