diff --git a/build/icons/256x256.png b/build/icons/256x256.png
deleted file mode 100644
index 3d67e9d..0000000
Binary files a/build/icons/256x256.png and /dev/null differ
diff --git a/build/icons/icon.icns b/build/icons/icon.icns
deleted file mode 100644
index a65f91b..0000000
Binary files a/build/icons/icon.icns and /dev/null differ
diff --git a/build/icons/icon.ico b/build/icons/icon.ico
deleted file mode 100644
index 8702729..0000000
Binary files a/build/icons/icon.ico and /dev/null differ
diff --git a/src/renderer/loaders/RunwayNode.js b/src/renderer/loaders/RunwayNode.js
index 767f274..2e77857 100644
--- a/src/renderer/loaders/RunwayNode.js
+++ b/src/renderer/loaders/RunwayNode.js
@@ -43,9 +43,11 @@ L.RunwayNode = L.Marker.extend({
         });
     },
     highlight() {
-        var style = {};
-        style['color'] = 'red';
-        this.setStyle(style);
+        try {
+            this._icon.style['color'] = 'red';            
+        } catch (error) {
+            console.error(error);
+        }
     },    
     extensions: function (editLayer) {
         this.options.attributes = {};
diff --git a/src/renderer/loaders/groundnet_writer.js b/src/renderer/loaders/groundnet_writer.js
index 06a6afe..71fb82f 100644
--- a/src/renderer/loaders/groundnet_writer.js
+++ b/src/renderer/loaders/groundnet_writer.js
@@ -133,7 +133,7 @@ var mapParkings = function (o) {
         var lat = convertLat(o.getLatLng());
         var lon = convertLon(o.getLatLng());
         // <Parking index="0" type="gate" name="GA_Parking" lat="S9 25.739923" lon="E160 2.927602" heading="67"  radius="44" airlineCodes="" />
-        return { '@index': String(o['id']), '@type': o.options.attributes.type, '@name': o.options.attributes.name, '@lat': lat, '@lon': lon, '@heading': Number(o.options.attributes.heading+180), '@radius': String(o.options.attributes.radius) };
+        return { '@index': String(o['id']), '@type': o.options.attributes.type, '@name': o.options.attributes.name, '@lat': lat, '@lon': lon, '@heading': Number(o.options.attributes.heading%360), '@radius': String(o.options.attributes.radius) };
     }
 }
 
@@ -143,7 +143,7 @@ var mapRunwayNodes = function (o) {
         return { '@index': String(o['glueindex']), '@lat': convertLat(o._latlng), '@lon': convertLon(o._latlng), '@isOnRunway': '1', '@holdPointType': 'none' };
     }
     if (o instanceof L.HoldNode) {
-        return { '@index': String(o['glueindex']), '@lat': convertLat(o._latlng), '@lon': convertLon(o._latlng), '@isOnRunway': '0', '@holdPointType': o['holdPointType'] };
+        // return { '@index': String(o['glueindex']), '@lat': convertLat(o._latlng), '@lon': convertLon(o._latlng), '@isOnRunway': '0', '@holdPointType': o['holdPointType'] };
     }
 }
 
diff --git a/src/renderer/utils/check.js b/src/renderer/utils/check.js
index b91bbed..65060d1 100644
--- a/src/renderer/utils/check.js
+++ b/src/renderer/utils/check.js
@@ -73,16 +73,18 @@ async function checkGroundnet(data) {
                    if(ok) {
                      okNodes.push(parkingNode);
                      okNodes.push(runwayNode);
-                   }
+                   } else {
+                       console.log(`No route from ${parkingNode} to ${runwayNode}`);
+                   }                   
                    this.postMessage(['progress', 1]);
                 });
             });
             okNodes = okNodes.filter((v,i) => okNodes.indexOf(v) === i);
-            var allLegitimateEndNodes = parkings.concat(runwayNodes);
-            var notOkNodes = allLegitimateEndNodes.filter(
+            var allLegitimateEndNodes = parkings.concat(runwayNodes).concat(pushbackNodes);
+            var notOkNodes = parkings.concat(runwayNodes).filter(
                 (v,i) => okNodes.indexOf(v) < 0
                 ).map(
-                    id => {return {id:id, message:'Node not connected'}}
+                    id => {return {id:id, message:'No way to each runway'}}
                     );
             if (parkings.length === 0) {
                 notOkNodes.push({id:0, message:'No parkings'});