diff --git a/webroot/css/contrail.custom.css b/webroot/css/contrail.custom.css
index e56d64f24..af084fd8d 100644
--- a/webroot/css/contrail.custom.css
+++ b/webroot/css/contrail.custom.css
@@ -2768,6 +2768,11 @@ color: #b94a48;
   stroke:#85b9dd!important;
   stroke-width:3;
 }
+.connection-wrap-down {
+  fill: none;
+  stroke:#85b9dd!important;
+  stroke-width:3;
+}
 .display-nonodes{
   margin:15%;
   font-weight:bold;
diff --git a/webroot/js/analyzer-utils.js b/webroot/js/analyzer-utils.js
index 9ce5aa51c..7fd905317 100644
--- a/webroot/js/analyzer-utils.js
+++ b/webroot/js/analyzer-utils.js
@@ -614,7 +614,10 @@ function showUnderlayPaths(data) {
                     data    : {data: params},
                     callback : function(response) {
                         $("#network_topology").find('.topology-visualization-loading').hide();
-                        underlayRenderer.getView().highlightPath(response, {data: params});
+                        if(typeof underlayRenderer === 'object') {
+                            underlayRenderer.getModel().setFlowPath(response);
+                            underlayRenderer.getView().highlightPath(response, {data: params});
+                        }
                     },
                     failureCallback: function(err) {
                         $("#network_topology").find('.topology-visualization-loading').hide();