diff -r 7085eb115d52 mobility.project/src/org/netbeans/modules/mobility/project/ui/customizer/NewConfigurationPanel.java
--- a/mobility.project/src/org/netbeans/modules/mobility/project/ui/customizer/NewConfigurationPanel.java	Fri Oct 17 11:48:28 2008 -0700
+++ b/mobility.project/src/org/netbeans/modules/mobility/project/ui/customizer/NewConfigurationPanel.java	Mon Oct 20 09:38:23 2008 -0400
@@ -49,11 +49,11 @@ import java.awt.BorderLayout;
 import java.awt.BorderLayout;
 import java.awt.Image;
 import java.beans.PropertyChangeEvent;
-import java.beans.PropertyChangeEvent;
 import java.beans.PropertyChangeListener;
 import java.beans.PropertyVetoException;
 import java.beans.VetoableChangeListener;
 import java.util.Collection;
+import java.util.Collections;
 import javax.swing.Icon;
 import javax.swing.JPanel;
 import javax.swing.UIManager;
@@ -106,7 +106,17 @@ public class NewConfigurationPanel exten
         treeView.setSelectionMode(TreeSelectionModel.SINGLE_TREE_SELECTION);
         jPanel1.add(treeView, BorderLayout.CENTER);
         AbstractNode root = new AbstractNode(new Children.Keys<ProjectConfigurationFactory>(){
-            {setKeys(Lookup.getDefault().lookupAll(ProjectConfigurationFactory.class));}
+
+            @Override
+            protected void addNotify() {
+                setKeys(Lookup.getDefault().lookupAll(ProjectConfigurationFactory.class));
+            }
+
+            @Override
+            protected void removeNotify() {
+                setKeys (Collections.EMPTY_LIST);
+            }
+
             protected Node[] createNodes(ProjectConfigurationFactory key) {
                 return new Node[] {key instanceof ConfigurationTemplateDescriptor ? new TemplateNode((ConfigurationTemplateDescriptor)key) : new CategoryNode(key.getRootCategory())};
             }