java.lang.NullPointerException at org.netbeans.modules.glassfish.jruby.ui.JRubyServerCustomizer.getDefaultPlatform(JRubyServerCustomizer.java:84) at org.netbeans.modules.glassfish.jruby.ui.JRubyServerCustomizer.initFields(JRubyServerCustomizer.java:73) at org.netbeans.modules.glassfish.jruby.ui.JRubyServerCustomizer.addNotify(JRubyServerCustomizer.java:116) at java.awt.Container.addNotify(Container.java:2622) at javax.swing.JComponent.addNotify(JComponent.java:4685) at java.awt.Container.addImpl(Container.java:1068) at java.awt.Container.add(Container.java:365) at org.netbeans.modules.server.ui.manager.ServerManagerPanel.addComponent(ServerManagerPanel.java:384) at org.netbeans.modules.server.ui.manager.ServerManagerPanel.selectServer(ServerManagerPanel.java:347) at org.netbeans.modules.server.ui.manager.ServerManagerPanel.propertyChange(ServerManagerPanel.java:120) 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.netbeans.modules.server.ui.manager.ServerManagerPanel.expandAllNodes(ServerManagerPanel.java:400) at org.netbeans.modules.server.ui.manager.ServerManagerPanel.expandAllNodes(ServerManagerPanel.java:419) at org.netbeans.modules.server.ui.manager.ServerManagerPanel.expandServers(ServerManagerPanel.java:390) at org.netbeans.modules.server.ui.manager.ServerManagerPanel.addNotify(ServerManagerPanel.java:111) at java.awt.Container.addNotify(Container.java:2622) at javax.swing.JComponent.addNotify(JComponent.java:4685) at java.awt.Container.addNotify(Container.java:2622) at javax.swing.JComponent.addNotify(JComponent.java:4685) at java.awt.Container.addNotify(Container.java:2622) at javax.swing.JComponent.addNotify(JComponent.java:4685) at javax.swing.JRootPane.addNotify(JRootPane.java:739) at java.awt.Container.addNotify(Container.java:2622) at java.awt.Window.addNotify(Window.java:662) at java.awt.Dialog.addNotify(Dialog.java:742) at org.netbeans.core.windows.services.NbPresenter.addNotify(NbPresenter.java:427) at java.awt.Window.pack(Window.java:703) at org.netbeans.core.windows.services.NbPresenter.initialize(NbPresenter.java:251) at org.netbeans.core.windows.services.NbPresenter.(NbPresenter.java:181) at org.netbeans.core.windows.services.NbDialog.(NbDialog.java:64) at org.netbeans.core.windows.services.DialogDisplayerImpl$1.run(DialogDisplayerImpl.java:144) at org.netbeans.core.windows.services.DialogDisplayerImpl$1.run(DialogDisplayerImpl.java:110) at org.openide.util.Mutex.doEventAccess(Mutex.java:1355) at org.openide.util.Mutex.readAccess(Mutex.java:268) at org.netbeans.core.windows.services.DialogDisplayerImpl.createDialog(DialogDisplayerImpl.java:110) at org.netbeans.api.server.CommonServerUIs.showCustomizer(CommonServerUIs.java:88) at org.netbeans.modules.glassfish.common.actions.PropertiesAction.performAction(PropertiesAction.java:63) at org.openide.util.actions.NodeAction$DelegateAction$1.run(NodeAction.java:589) at org.netbeans.modules.openide.util.ActionsBridge.implPerformAction(ActionsBridge.java:83) at org.netbeans.modules.openide.util.ActionsBridge.doPerformAction(ActionsBridge.java:64) at org.openide.util.actions.NodeAction$DelegateAction.actionPerformed(NodeAction.java:585) at javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:2028) at javax.swing.AbstractButton$Handler.actionPerformed(AbstractButton.java:2351) at javax.swing.DefaultButtonModel.fireActionPerformed(DefaultButtonModel.java:387) at javax.swing.DefaultButtonModel.setPressed(DefaultButtonModel.java:242) at javax.swing.AbstractButton.doClick(AbstractButton.java:389) at javax.swing.plaf.basic.BasicMenuItemUI.doClick(BasicMenuItemUI.java:1225) at com.apple.laf.AquaMenuItemUI.doClick(AquaMenuItemUI.java:120) at javax.swing.plaf.basic.BasicMenuItemUI$Handler.mouseReleased(BasicMenuItemUI.java:1266) at java.awt.Component.processMouseEvent(Component.java:6348) at javax.swing.JComponent.processMouseEvent(JComponent.java:3267) at java.awt.Component.processEvent(Component.java:6113) at java.awt.Container.processEvent(Container.java:2085) at java.awt.Component.dispatchEventImpl(Component.java:4714) at java.awt.Container.dispatchEventImpl(Container.java:2143) at java.awt.Component.dispatchEvent(Component.java:4544) at java.awt.LightweightDispatcher.retargetMouseEvent(LightweightDispatcher.java:4618) at java.awt.LightweightDispatcher.processMouseEvent(LightweightDispatcher.java:4282) at java.awt.LightweightDispatcher.dispatchEvent(LightweightDispatcher.java:4212) at java.awt.Container.dispatchEventImpl(Container.java:2129) at java.awt.Window.dispatchEventImpl(Window.java:2475) at java.awt.Component.dispatchEvent(Component.java:4544) at java.awt.EventQueue.dispatchEvent(EventQueue.java:635) at org.netbeans.core.TimableEventQueue.dispatchEvent(TimableEventQueue.java:125) at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:296) at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:211) at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:201) at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:196) at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:188) at java.awt.EventDispatchThread.run(EventDispatchThread.java:122)