I might be wrong but this reminds me a bit of http://bugs.ledger-cli.org/show_bug.cgi?id=973 which has a good comment from Alexis.
-- Martin Michlmayr http://www.cyrius.com/ -- --- You received this message because you are subscribed to the Google Groups "Ledger" group. To unsubscribe from this group and stop receiving emails from it, send an email to ledger-cli+unsubscr...@googlegroups.com. For more options, visit https://groups.google.com/d/optout.