diff --git a/PROMS/VEPROMS.CSLA.Library/VEObjects/VETreeNode.cs b/PROMS/VEPROMS.CSLA.Library/VEObjects/VETreeNode.cs
index da4408f2..cc293a38 100644
--- a/PROMS/VEPROMS.CSLA.Library/VEObjects/VETreeNode.cs
+++ b/PROMS/VEPROMS.CSLA.Library/VEObjects/VETreeNode.cs
@@ -341,11 +341,13 @@ namespace VEPROMS.CSLA.Library
 		}
 		void myItemInfo_NewSiblingBefore(object sender, ItemInfoInsertEventArgs args)
 		{
-			this.Parent.Nodes.Insert(Index,(new VETreeNode(args.ItemInserted)));
+			if(this.Parent != null) // Only do this if the node has a parent - RHM 20100106
+				this.Parent.Nodes.Insert(Index,(new VETreeNode(args.ItemInserted)));
 		}
 		void myItemInfo_NewSiblingAfter(object sender, ItemInfoInsertEventArgs args)
 		{
-			this.Parent.Nodes.Insert(Index+1, (new VETreeNode(args.ItemInserted)));
+			if (this.Parent != null) // Only do this if the node has a parent - RHM 20100106
+				this.Parent.Nodes.Insert(Index + 1, (new VETreeNode(args.ItemInserted)));
 		}
 		void MyContent_Changed(object sender)
 		{