diff -r 0c551e8818e0 -r f652ab1e06e2 External/Aga.Controls/Tree/TreeNodeAdv.cs
--- a/External/Aga.Controls/Tree/TreeNodeAdv.cs	Sun May 27 15:16:19 2012 +0000
+++ b/External/Aga.Controls/Tree/TreeNodeAdv.cs	Sun May 27 16:08:54 2012 +0000
@@ -336,7 +336,7 @@
 			set { _isExpandingNow = value; }
 		}
 
-		private bool _autoExpandOnStructureChanged = false;
+		private bool _autoExpandOnStructureChanged = true;
 		public bool AutoExpandOnStructureChanged
 		{
 			get { return _autoExpandOnStructureChanged; }