From 3296eb6d8a7fb351cb36b1a737b94a8ea81ccc4b Mon Sep 17 00:00:00 2001
From: Edward <edward@roojs.com>
Date: Thu, 4 Apr 2019 11:35:17 +0800
Subject: [PATCH] Changed Roo/tree/TreeNode.js

---
 Roo/tree/TreeNode.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Roo/tree/TreeNode.js b/Roo/tree/TreeNode.js
index e393fa05d3..a77c2faac1 100644
--- a/Roo/tree/TreeNode.js
+++ b/Roo/tree/TreeNode.js
@@ -301,7 +301,7 @@ Roo.extend(Roo.tree.TreeNode, Roo.data.Node, {
                 this.renderChildren();
             }
             this.expanded = true;
-            if(!this.isHiddenRoot() && (this.getOwnerTree().animate && anim !== false) || anim){
+            if(!this.isHiddenRoot() && (this.getOwnerTree() && this.getOwnerTree().animate && anim !== false) || anim){
                 this.ui.animExpand(function(){
                     this.fireEvent("expand", this);
                     if(typeof callback == "function"){
-- 
2.39.2