Port defaults to 0 when NodeExt is not found in cluster map

"it looks like in this class, "nodesExt" is null
[3:18:11 PM] XXX: public NodeAdapter(Node node, NodeExt nodeExt)
{
_node = node;
_nodeExt = nodeExt;

//normalize the interfaces providing defaults where applicable
Hostname = nodeExt == null ? node.Hostname : nodeExt.Hostname;
Hostname = Hostname ?? node.Hostname;

//strip off the admin port - we can use services
if (Hostname.Contains(":"))

{ Hostname = Hostname.Split(':')[0]; }

//These will default to zero id nodesExt is null
if (nodeExt != null)
{
[3:18:25 PM] XXX: if nodeExt is null, "KeyValue" is defaulted to 0"