diff --git a/Pathfinding/Pathfinder.cs b/Pathfinding/Pathfinder.cs
index 3736c08..ccf0464 100644
--- a/Pathfinding/Pathfinder.cs
+++ b/Pathfinding/Pathfinder.cs
@@ -205,6 +205,8 @@ public class Pathfinder
             double v1L = Math.Sqrt(v1.x * v1.x + v1.y * v1.y);
             double v2L = Math.Sqrt(v2.x * v2.x + v2.y * v2.y);
             double ang = Math.Acos(dotProd / (v1L * v2L));
+            if (ang.Equals(double.NaN))
+                return 0;
             double angle = Utils.RadiansToDegrees(ang);
             return angle;
         }
diff --git a/RenderPath/Renderer.cs b/RenderPath/Renderer.cs
index ac7db4f..a7d8788 100644
--- a/RenderPath/Renderer.cs
+++ b/RenderPath/Renderer.cs
@@ -131,11 +131,9 @@ public static class Renderer
     }
 
     [SuppressMessage("Interoperability", "CA1416:Plattformkompatibilität überprüfen")]
-    public static ValueTuple<Image, Bounds> DrawGScores(Dictionary<OsmNode, double> gScoreDict, Image? renderOver = null,
+    public static ValueTuple<Image, Bounds> DrawGScores(Dictionary<OsmNode, double> gScore, Image? renderOver = null,
         Bounds? bounds = null)
     {
-        Dictionary<OsmNode, double> gScore =
-            gScoreDict.Where(kv => kv.Value < double.MaxValue).ToDictionary(pair => pair.Key, pair => pair.Value);
         
         float minLat = bounds?.minLat ?? gScore.Min(kv => kv.Key.coordinates.latitude);
         float minLon = bounds?.minLon ?? gScore.Min(kv => kv.Key.coordinates.longitude);