Good evening.  We are trying out the SDX Managed Namespace (Beta) with the Data Warehouse cluster and noticed that when we try to use CDH 5.15, we get the following message:   "A secure environment must be used with Managed Namespace clusters on CDH515 or later."   Understanding that the SDX Managed Namespace is still in beta, any idea why we might be getting that?  It seems to work with CDH 5.14, but we wanted to test out the new Query Editor which looks to only support CDH 5.15.   Thanks in advance.   Mac   ... View more