java.lang.NullPointerException at java.util.Hashtable.get(Hashtable.java:334) at javax.swing.KeyboardManager.registerKeyStroke(KeyboardManager.java:86) at javax.swing.JComponent.registerWithKeyboardManager(JComponent.java:2168) at javax.swing.JComponent.registerWithKeyboardManager(JComponent.java:2093) at javax.swing.JComponent.componentInputMapChanged(JComponent.java:2163) at javax.swing.ComponentInputMap.put(ComponentInputMap.java:77) at javax.swing.LookAndFeel.loadKeyBindings(LookAndFeel.java:420) at javax.swing.plaf.basic.BasicRootPaneUI.updateDefaultButtonBindings(BasicRootPaneUI.java:133) at javax.swing.plaf.basic.BasicRootPaneUI.propertyChange(BasicRootPaneUI.java:147) at java.beans.PropertyChangeSupport.firePropertyChange(PropertyChangeSupport.java:339) at java.beans.PropertyChangeSupport.firePropertyChange(PropertyChangeSupport.java:276) at java.awt.Component.firePropertyChange(Component.java:7865) at javax.swing.JRootPane.setDefaultButton(JRootPane.java:788) at org.netbeans.modules.i18n.wizard.I18nWizardDescriptor.updateDefaultButton(I18nWizardDescriptor.java:187) at org.netbeans.modules.i18n.wizard.I18nWizardDescriptor.access$300(I18nWizardDescriptor.java:76) at org.netbeans.modules.i18n.wizard.I18nWizardDescriptor$1$1.run(I18nWizardDescriptor.java:215) at org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:561) at org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:986)