emptyTree.jsp

<%@ page language="java" contentType="text/html;charset=UTF-8"%> <%@ taglib uri="http://beehive.apache.org/netui/tags-databinding-1.0" prefix="netui-data"%> <%@ taglib uri="http://beehive.apache.org/netui/tags-html-1.0" prefix="netui"%> <%@ taglib uri="http://beehive.apache.org/netui/tags-template-1.0" prefix="netui-template"%> emptyTree.jsp

HomeemptyTree.jsp [goEmptyTree.do]

Creation	Null TreeNode Root
tree	{pageFlow.tree9}
action	postback
runAtClient	false

This binds to a Page Flow variable that is never initialized. In addition, the JSP page does not define <node> elements. The result is a <tree> that doesn't bind to a data Structure.