Update ConnectorViewModel.cs

src/DynamoCoreWpf/ViewModels/Core/ConnectorViewModel.cs

@@ -2,22 +2,20 @@
 using System.Collections.Generic;
 using System.Collections.ObjectModel;
 using System.Collections.Specialized;
-using System.Linq;
-using Dynamo.Graph.Connectors;
-using Dynamo.Graph.Nodes;
-using Dynamo.Utilities;
-using Dynamo.UI.Commands;
-
-using Point = System.Windows.Point;
-using Dynamo.Selection;
 using System.ComponentModel;
+using System.Linq;
 using System.Text;
-using System.Windows.Threading;
-using System.Windows.Shapes;
 using System.Windows.Media;
+using System.Windows.Shapes;
+using System.Windows.Threading;
 using Dynamo.Graph;
+using Dynamo.Graph.Connectors;
+using Dynamo.Graph.Nodes;
+using Dynamo.Selection;
+using Dynamo.UI.Commands;
+using Dynamo.Utilities;
 using DynCmd = Dynamo.Models.DynamoModel;
-using Dynamo.Models;
+using Point = System.Windows.Point;
 
 namespace Dynamo.ViewModels
 {
@@ -1417,7 +1415,7 @@ internal List<Point> CollectPinLocations()
         /// </summary>
         public void Redraw()
         {
-            if (this.ConnectorModel.End != null && ConnectorPinViewCollection.Count > 0)
+            if (this.ConnectorModel?.End != null && ConnectorPinViewCollection?.Count > 0)
             {
                 RedrawBezierManyPoints();
             }