Konrad Hinsen <konrad.hin...@fastmail.net> writes: > In case it matters, I use -N for the outer container (in which I > use wget to fetch files), but not for the inner containers (the ones > whose creation causes the error).
It does seem to matter... if I add -N for the inner container as well, the error disappears. Which provides a workaround, but I'd really like to understand what is going on here! Cheers, Konrad