java.lang.NullPointerException
        at java.util.HashSet.<init>(HashSet.java:99)
        at org.netbeans.modules.mobility.project.ui.wizard.ConfigurationsSelectionPanelGUI.isValid(ConfigurationsSelectionPanelGUI.java:191)
        at java.awt.Component.invalidateIfValid(Component.java:2740)
        at java.awt.Component.setLocale(Component.java:1810)
        at javax.swing.JComponent.<init>(JComponent.java:595)
        at javax.swing.JPanel.<init>(JPanel.java:65)
        at javax.swing.JPanel.<init>(JPanel.java:92)
        at javax.swing.JPanel.<init>(JPanel.java:100)
        at org.netbeans.modules.mobility.project.ui.wizard.ConfigurationsSelectionPanelGUI.<init>(ConfigurationsSelectionPanelGUI.java:101)
        at org.netbeans.modules.mobility.project.ui.wizard.ConfigurationsSelectionPanelGUI.<init>(ConfigurationsSelectionPanelGUI.java:94)
        at org.netbeans.modules.mobility.project.ui.wizard.ConfigurationsSelectionPanel.getComponent(ConfigurationsSelectionPanel.java:93)
        at org.netbeans.modules.mobility.project.ui.wizard.NewProjectIterator.updateStepsList(NewProjectIterator.java:185)
        at org.netbeans.modules.mobility.project.ui.wizard.NewProjectIterator.nextPanel(NewProjectIterator.java:174)
        at org.openide.loaders.TemplateWizardIterImpl.nextPanel(TemplateWizardIterImpl.java:174)
        at org.openide.loaders.TemplateWizardIteratorWrapper.nextPanel(TemplateWizardIteratorWrapper.java:119)
        at org.openide.WizardDescriptor$Listener$1.run(WizardDescriptor.java:1857)
        at org.openide.WizardDescriptor.lazyValidate(WizardDescriptor.java:1316)
        at org.openide.WizardDescriptor.access$1200(WizardDescriptor.java:119)
        at org.openide.WizardDescriptor$Listener.actionPerformed(WizardDescriptor.java:1880)
Caused: java.lang.reflect.InvocationTargetException
        at sun.reflect.GeneratedMethodAccessor36.invoke(GeneratedMethodAccessor36.java:0)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at org.openide.util.WeakListenerImpl$ProxyListener.invoke(WeakListenerImpl.java:449)
Caused: java.lang.reflect.UndeclaredThrowableException
        at $Proxy15.actionPerformed(.java:0)
        at javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:1995)
        at javax.swing.AbstractButton$Handler.actionPerformed(AbstractButton.java:2318)
        at javax.swing.DefaultButtonModel.fireActionPerformed(DefaultButtonModel.java:387)
        at javax.swing.DefaultButtonModel.setPressed(DefaultButtonModel.java:242)
        at javax.swing.plaf.basic.BasicButtonListener.mouseReleased(BasicButtonListener.java:236)
        at java.awt.Component.processMouseEvent(Component.java:6216)
        at javax.swing.JComponent.processMouseEvent(JComponent.java:3265)
        at java.awt.Component.processEvent(Component.java:5981)
        at java.awt.Container.processEvent(Container.java:2041)
        at java.awt.Component.dispatchEventImpl(Component.java:4583)
        at java.awt.Container.dispatchEventImpl(Container.java:2099)
        at java.awt.Component.dispatchEvent(Component.java:4413)
        at java.awt.LightweightDispatcher.retargetMouseEvent(LightweightDispatcher.java:4556)
        at java.awt.LightweightDispatcher.processMouseEvent(LightweightDispatcher.java:4220)
        at java.awt.LightweightDispatcher.dispatchEvent(LightweightDispatcher.java:4150)
        at java.awt.Container.dispatchEventImpl(Container.java:2085)
        at java.awt.Window.dispatchEventImpl(Window.java:2475)
        at java.awt.Component.dispatchEvent(Component.java:4413)
        at java.awt.EventQueue.dispatchEvent(EventQueue.java:599)
        at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:269)
        at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:184)
        at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:178)
        at java.awt.Dialog$1.run(Dialog.java:1051)
        at java.awt.Dialog$3.run(Dialog.java:1103)
        at java.security.AccessController.doPrivileged(AccessController.java:0)
        at java.awt.Dialog.show(Dialog.java:1101)
        at org.netbeans.core.windows.services.NbPresenter.superShow(NbPresenter.java:834)
        at org.netbeans.core.windows.services.NbPresenter.doShow(NbPresenter.java:868)
        at org.netbeans.core.windows.services.NbPresenter.run(NbPresenter.java:856)
        at org.netbeans.core.windows.services.NbPresenter.run(NbPresenter.java:104)
        at org.openide.util.Mutex.doEventAccess(Mutex.java:1223)
        at org.openide.util.Mutex.readAccess(Mutex.java:242)
        at org.netbeans.core.windows.services.NbPresenter.show(NbPresenter.java:841)
        at java.awt.Component.show(Component.java:1516)
        at java.awt.Component.setVisible(Component.java:1468)
        at java.awt.Window.setVisible(Window.java:841)
        at java.awt.Dialog.setVisible(Dialog.java:991)
        at org.openide.loaders.TemplateWizard.instantiateImpl(TemplateWizard.java:502)
        at org.openide.loaders.TemplateWizard.instantiate(TemplateWizard.java:369)
        at org.netbeans.modules.project.ui.actions.NewProject$2.run(NewProject.java:139)
        at java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:209)
        at java.awt.EventQueue.dispatchEvent(EventQueue.java:597)
        at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:269)
        at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:184)
        at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:174)
        at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:169)
        at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:161)
        at java.awt.EventDispatchThread.run(EventDispatchThread.java:122)