diff --git a/DroneSimulator/FormMain.cs b/DroneSimulator/FormMain.cs
index a4b8450..7475bdc 100644
--- a/DroneSimulator/FormMain.cs
+++ b/DroneSimulator/FormMain.cs
@@ -144,14 +144,18 @@ namespace DroneSimulator
 
       listBox_Drones.Items.Clear();
 
-      foreach (Drone d in AllDrones)
+      try
       {
-        screen2D.Move(d.ID, d.PosXYZ, d.GetOrientation());
+        foreach (Drone d in AllDrones)
+        {
+          screen2D.Move(d.ID, d.PosXYZ, d.GetOrientation());
 
-        string line = "ID:" + d.ID.ToString() + " Pitch:" + ((int)d.Orientation.X).ToString() + " Roll:" + ((int)d.Orientation.Y).ToString() + " Yaw:" + ((int)d.Orientation.Z).ToString();
+          string line = "ID:" + d.ID.ToString() + " Pitch:" + ((int)d.Orientation.X).ToString() + " Roll:" + ((int)d.Orientation.Y).ToString() + " Yaw:" + ((int)d.Orientation.Z).ToString();
 
-        listBox_Drones.Items.Add(line);
+          listBox_Drones.Items.Add(line);
+        }
       }
+      catch { }
 
       screen2D.DrawScene();
     }