.

content/index.blade.php

@@ -146,6 +146,10 @@
                 if (currentItems.length > 0) {
                     let openInfoWindow = null;
 
+                    currentItems = currentItems.filter(function(item){
+                        return item.location != undefined;
+                    });
+
                     currentItems = currentItems.map(function (item) {
                         item.location.lat = parseFloat(item[locationField].lat);
                         item.location.lng = parseFloat(item[locationField].lng);