load mesh data and structure meshes

src/engine/CollisionEngine/CollisionManager.java

@@ -10,7 +10,7 @@ import java.awt.geom.Rectangle2D;
 public class CollisionManager {
     public static boolean CollisionDetected(Building building, Line2D travelLine, float charHeight, float charY){
 
-        if(!travelLine.intersects(building.buildingRect) && !building.buildingRect.contains(travelLine.getP1()) && !building.buildingRect.contains(travelLine.getP2()))
+        if(building.buildingRect != null && !travelLine.intersects(building.buildingRect) && !building.buildingRect.contains(travelLine.getP1()) && !building.buildingRect.contains(travelLine.getP2()))
             return false;
 
         for (Mesh mesh : building.buildingMeshes)