downgraded scary error to warning.
downgraded scary error to warning.

tuomassiren/libbitcoin-server,RojavaCrypto/libbitcoin-server,RojavaCrypto/libbitcoin-server,tuomassiren/libbitcoin-server,tuomassiren/libbitcoin-server,RojavaCrypto/libbitcoin-server,libmetrocoin/libmetrocoin-server,libmetrocoin/libmetrocoin-server,libmetrocoin/libmetrocoin-server