Index: lams_learning/web/WEB-INF/tiles-defs.xml
===================================================================
RCS file: /usr/local/cvsroot/lams_learning/web/WEB-INF/tiles-defs.xml,v
diff -u -r1.4 -r1.4.2.1
--- lams_learning/web/WEB-INF/tiles-defs.xml	22 Apr 2014 19:44:42 -0000	1.4
+++ lams_learning/web/WEB-INF/tiles-defs.xml	29 Aug 2014 13:06:54 -0000	1.4.2.1
@@ -1,5 +1,9 @@
 <?xml version="1.0" encoding="UTF-8"?>
 
+<!DOCTYPE tiles-definitions PUBLIC
+        "-//Apache Software Foundation//DTD Tiles Configuration 1.3//EN"
+        "http://struts.apache.org/dtds/tiles-config_1_4.dtd">
+
 <!--
 Copyright (C) 2005 LAMS Foundation (http://lamsfoundation.org)
 License Information: http://lamsfoundation.org/licensing/lams/2.0/