Index: Ringtoets/Common/src/Ringtoets.Common.Forms/Views/IllustrationPointsFaultTreeControl.cs
===================================================================
diff -u -rd76347f41ed3b186ba5414c7cef84f5a255bf35d -r66f0d0cdf83036aec9e73783773e5237dc275089
--- Ringtoets/Common/src/Ringtoets.Common.Forms/Views/IllustrationPointsFaultTreeControl.cs	(.../IllustrationPointsFaultTreeControl.cs)	(revision d76347f41ed3b186ba5414c7cef84f5a255bf35d)
+++ Ringtoets/Common/src/Ringtoets.Common.Forms/Views/IllustrationPointsFaultTreeControl.cs	(.../IllustrationPointsFaultTreeControl.cs)	(revision 66f0d0cdf83036aec9e73783773e5237dc275089)
@@ -61,9 +61,10 @@
             {
                 data = value;
 
+                drawnNodes.Clear();
+
                 if (value == null)
                 {
-                    drawnNodes.Clear();
                     pointedTreeGraphControl.Data = null;
                     return;
                 }