Preferences : AddNodeChangeListener fails on win jdk1.4 build48

Test program passes on Solaris and Fails on Windows.

----------------------------Test.java--------------------------


import java.util.prefs.*;
import java.util.*;
 
public class Test {
    private static final int TOTALNODE = 1;
  
    public static void main(String[] args) throws Exception {
       
       try {
            Preferences userRoot = Preferences.userRoot();
            Preferences N1 = userRoot.node("N1");
            NodeChangeListenerTestAdd ncl = new NodeChangeListenerTestAdd();
            //addNodeChangeListener
            N1.addNodeChangeListener(ncl);
            String startNodeName = "TNCL";
            Preferences [] addPreference = new Preferences[TOTALNODE];
           
            //add nodes and check for nodechange listener for node added
            for(int i = 0; i <TOTALNODE; i++) {
                String newNodeName = startNodeName + Integer.toString(i);
                Preferences newNode = N1.node(newNodeName);
                addPreference[i] = newNode;
            }
            //check for the nodes added count
            int nodeAddedCount = ncl.getNodeAddedCount();
            System.out.println("nodeAddedCount = " + nodeAddedCount);
            if (nodeAddedCount != TOTALNODE) {
                throw new Exception("nodeAddedCount != TOTALNODE is not ok in AddNodeChangeListenerTest01()");
            }
      
            System.out.println("AddNodeChangeListenerTest01() Pass");
        } catch(BackingStoreException bse) {
           System.out.println("BackingStoreException thrown = " + bse);
           System.out.println("AddNodeChangeListenerTest01() Fail");
           bse.printStackTrace();
        } catch (Exception e) {
           System.out.println("Exception thrown = " + e);
           System.out.println("AddNodeChangeListenerTest01() Fail");
           e.printStackTrace();
        }
    }
}
 
class NodeChangeListenerTestAdd implements NodeChangeListener {
    private Preferences nodeAdded = null;
    private Preferences parentNode = null;
    private Preferences nodeRemoved = null;
    private int nodeAddedCount = 0;
    private int nodeRemovedCount = 0;
   
    public void childAdded(NodeChangeEvent evt) {
        nodeAdded = evt.getChild();
        parentNode = evt.getParent();
        nodeAddedCount++;
    }
   
    public Preferences getNodeAdded() {
        return nodeAdded;
    }
    public Preferences getParentNode() {
        return parentNode;
    }
    public int getNodeAddedCount(){
        return nodeAddedCount;
    }
    public void childRemoved(NodeChangeEvent evt) {
        nodeRemoved = evt.getChild();
        nodeRemovedCount++;
    }
    public Preferences getNodeRemoved() {
        return nodeRemoved;
    }
    public int getNodeRemoveCount(){
        return nodeRemovedCount;
    }
   
}