From f51c2305ae1ecef22aa6f877d4c5cc9aa0945a5a Mon Sep 17 00:00:00 2001
From: Siegfried Pammer <siegfriedpammer@gmail.com>
Date: Sat, 3 Mar 2018 22:48:51 +0100
Subject: [PATCH] Fix NRE in SharpTreeNodeView

---
 SharpTreeView/SharpTreeNodeView.cs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/SharpTreeView/SharpTreeNodeView.cs b/SharpTreeView/SharpTreeNodeView.cs
index 736b2dbcd..251de8891 100644
--- a/SharpTreeView/SharpTreeNodeView.cs
+++ b/SharpTreeView/SharpTreeNodeView.cs
@@ -93,7 +93,7 @@ namespace ICSharpCode.TreeView
 				if (ParentTreeView.ShowLines) {
 					foreach (var child in Node.VisibleDescendantsAndSelf()) {
 						var container = ParentTreeView.ItemContainerGenerator.ContainerFromItem(child) as SharpTreeViewItem;
-						if (container != null) {
+						if (container != null && container.NodeView != null) {
 							container.NodeView.LinesRenderer.InvalidateVisual();
 						}
 					}