The specific errors i see are: For *data["enclave"]["secZone"]*: For *data["enclave"].["secZone"]*: -- View this message in context: http://drools.46999.n3.nabble.com/Nested-Maps-in-Drools-Rules-tp4026824p4026833.html Sent from the Drools: User forum mailing list archive at Nabble.com.