java.lang.NullPointerException
        at org.netbeans.modules.web.frameworks.facelets.ui.FaceletsSetupPanel.hasLib(FaceletsSetupPanel.java:190)
        at org.netbeans.modules.web.frameworks.facelets.ui.FaceletsSetupPanel.isValid(FaceletsSetupPanel.java:145)
        at org.netbeans.modules.web.project.ui.customizer.CustomizerFrameworks$ExtenderListener.stateChanged(CustomizerFrameworks.java:332)
        at org.netbeans.modules.web.project.ui.customizer.CustomizerFrameworks$ExtenderListener.<init>(CustomizerFrameworks.java:327)
        at org.netbeans.modules.web.project.ui.customizer.CustomizerFrameworks.initFrameworksList(CustomizerFrameworks.java:125)
        at org.netbeans.modules.web.project.ui.customizer.CustomizerFrameworks.<init>(CustomizerFrameworks.java:104)
        at org.netbeans.modules.web.project.ui.customizer.WebCompositePanelProvider.createComponent(WebCompositePanelProvider.java:153)
        at org.netbeans.spi.project.ui.support.ProjectCustomizer$DelegateCategoryProvider.create(ProjectCustomizer.java:517)
        at org.netbeans.modules.project.uiapi.CustomizerPane.setCategory(CustomizerPane.java:256)
        at org.netbeans.modules.project.uiapi.CustomizerPane.access$100(CustomizerPane.java:70)
        at org.netbeans.modules.project.uiapi.CustomizerPane$CategoryChangeListener.propertyChange(CustomizerPane.java:343)
        at java.beans.PropertyChangeSupport.firePropertyChange(PropertyChangeSupport.java:339)
        at java.beans.PropertyChangeSupport.firePropertyChange(PropertyChangeSupport.java:276)
        at org.netbeans.modules.project.uiapi.CategoryModel.firePropertyChange(CategoryModel.java:115)
        at org.netbeans.modules.project.uiapi.CategoryModel.setCurrentCategory(CategoryModel.java:89)
        at org.netbeans.modules.project.uiapi.CategoryView.propertyChange(CategoryView.java:178)
        at java.beans.PropertyChangeSupport.firePropertyChange(PropertyChangeSupport.java:339)
        at java.beans.PropertyChangeSupport.firePropertyChange(PropertyChangeSupport.java:276)
        at org.openide.explorer.ExplorerManager$2.run(ExplorerManager.java:865)
        at org.openide.util.Mutex.doEvent(Mutex.java:1335)
        at org.openide.util.Mutex.readAccess(Mutex.java:345)
        at org.openide.explorer.ExplorerManager.fireInAWT(ExplorerManager.java:862)
        at org.openide.explorer.ExplorerManager$1AtomicSetSelectedNodes.fire(ExplorerManager.java:282)
        at org.openide.explorer.ExplorerManager.setSelectedNodes(ExplorerManager.java:293)
        at org.openide.explorer.ExplorerManager$1SetExploredContextAndSelection.run(ExplorerManager.java:381)
        at org.openide.util.Mutex.readAccess(Mutex.java:362)
        at org.openide.util.Mutex$1R.run(Mutex.java:1301)
        at org.openide.util.Mutex.doWrapperAccess(Mutex.java:1318)
        at org.openide.util.Mutex.readAccess(Mutex.java:351)
        at org.openide.explorer.ExplorerManager.setExploredContextAndSelection(ExplorerManager.java:408)
        at org.openide.explorer.view.BeanTreeView.selectionChanged(BeanTreeView.java:155)
        at org.openide.explorer.view.TreeView.callSelectionChanged(TreeView.java:787)
        at org.openide.explorer.view.TreeView$TreePropertyListener.run(TreeView.java:1390)
        at org.openide.util.Mutex$1Exec.run(Mutex.java:1239)
        at org.openide.nodes.Children$ProjectManagerDeadlockDetector.execute(Children.java:1811)
        at org.openide.util.Mutex.postRequest(Mutex.java:1245)
        at org.openide.util.Mutex.postRequest(Mutex.java:1209)
        at org.openide.util.Mutex.postReadRequest(Mutex.java:565)
        at org.openide.explorer.view.TreeView$TreePropertyListener.valueChanged(TreeView.java:1360)
        at javax.swing.tree.DefaultTreeSelectionModel.fireValueChanged(DefaultTreeSelectionModel.java:629)
        at javax.swing.tree.DefaultTreeSelectionModel.notifyPathChange(DefaultTreeSelectionModel.java:1078)
        at javax.swing.tree.DefaultTreeSelectionModel.setSelectionPaths(DefaultTreeSelectionModel.java:287)
        at javax.swing.JTree.setSelectionInterval(JTree.java:2474)
        at javax.swing.plaf.basic.BasicTreeUI$Actions.increment(BasicTreeUI.java:4373)
        at javax.swing.plaf.basic.BasicTreeUI$Actions.actionPerformed(BasicTreeUI.java:4054)
        at javax.swing.SwingUtilities.notifyAction(SwingUtilities.java:1636)
        at javax.swing.JComponent.processKeyBinding(JComponent.java:2844)
        at javax.swing.JComponent.processKeyBindings(JComponent.java:2879)
        at javax.swing.JComponent.processKeyEvent(JComponent.java:2807)
        at java.awt.Component.processEvent(Component.java:5815)
        at java.awt.Container.processEvent(Container.java:2058)
        at java.awt.Component.dispatchEventImpl(Component.java:4410)
        at java.awt.Container.dispatchEventImpl(Container.java:2116)
        at java.awt.Component.dispatchEvent(Component.java:4240)
        at java.awt.KeyboardFocusManager.redispatchEvent(KeyboardFocusManager.java:1848)
        at java.awt.DefaultKeyboardFocusManager.dispatchKeyEvent(DefaultKeyboardFocusManager.java:693)
        at java.awt.DefaultKeyboardFocusManager.preDispatchKeyEvent(DefaultKeyboardFocusManager.java:958)
        at java.awt.DefaultKeyboardFocusManager.typeAheadAssertions(DefaultKeyboardFocusManager.java:830)
        at java.awt.DefaultKeyboardFocusManager.dispatchEvent(DefaultKeyboardFocusManager.java:657)
        at java.awt.Component.dispatchEventImpl(Component.java:4282)
        at java.awt.Container.dispatchEventImpl(Container.java:2116)
        at java.awt.Window.dispatchEventImpl(Window.java:2429)
        at java.awt.Component.dispatchEvent(Component.java:4240)
        at java.awt.EventQueue.dispatchEvent(EventQueue.java:599)
        at org.netbeans.core.TimableEventQueue.dispatchEvent(TimableEventQueue.java:104)
        at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:273)
        at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:183)
        at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:173)
        at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:168)
        at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:160)
        at java.awt.EventDispatchThread.run(EventDispatchThread.java:121)