>     Once you've run 'lb init' before using 'lb config', don't run it
>     again after using 'lb clean --purge'. It could be the origin of
>     the issue.

>     I repeat:

>     'lb clean --purge' cleans 'lb build' (= lb chroot && lb chroot &&
>     lb binary)
>     'lb clean --binary' cleans 'lb binary'

>     Another clarification, although it is understood: the architecture
>     of the host system (your system) and the board system (the chroot
>     jail) must be the same.

>     E.g., if you are in x86_x64 you can't do 'lb config -a i386 ... ',
>     and vice versa.

>     Aitor.