java.lang.NullPointerException

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    • java.lang.NullPointerException at java.awt.dnd.DropTarget.addNotify(DropTarget.java:454) at java.awt.Component.addNotify(Component.java:5271) at java.awt.Container.addNotify(Container.java:1949) at javax.swing.JComponent.addNotify(JComponent.java:4141) at java.awt.Container.addNotify(Container.java:1957) at javax.swing.JComponent.addNotify(JComponent.java:4141) at java.awt.Container.addNotify(Container.java:1957) at javax.swing.JComponent.addNotify(JComponent.java:4141) at java.awt.Container.addImpl(Container.java:486) at java.awt.Container.add(Container.java:368) at org.netbeans.core.ui.ModuleSelectionPanel.initComponents(ModuleSelectionPanel.java:145) at org.netbeans.core.ui.ModuleSelectionPanel.addNotify(ModuleSelectionPanel.java:74) at org.netbeans.core.ui.ModuleSelectionPanel.readSettings(ModuleSelectionPanel.java:221) at org.openide.WizardDescriptor.updateState(WizardDescriptor.java:450) at org.netbeans.core.ui.SetupWizard$InitializedWizardDescriptor.updateState(SetupWizard.java:403) at org.openide.WizardDescriptor$Listener.actionPerformed(WizardDescriptor.java:948) at javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:1722) at javax.swing.AbstractButton$ForwardActionEvents.actionPerformed(AbstractButton.java:1775) at javax.swing.DefaultButtonModel.fireActionPerformed(DefaultButtonModel.java:414) at javax.swing.DefaultButtonModel.setPressed(DefaultButtonModel.java:253) at javax.swing.plaf.basic.BasicButtonListener.mouseReleased(BasicButtonListener.java:261) at java.awt.Component.processMouseEvent(Component.java:4906) at java.awt.Component.processEvent(Component.java:4732) at java.awt.Container.processEvent(Container.java:1337) at java.awt.Component.dispatchEventImpl(Component.java:3476) at java.awt.Container.dispatchEventImpl(Container.java:1399) at java.awt.Component.dispatchEvent(Component.java:3343) at java.awt.LightweightDispatcher.retargetMouseEvent(Container.java:3302) at java.awt.LightweightDispatcher.processMouseEvent(Container.java:3014) at java.awt.LightweightDispatcher.dispatchEvent(Container.java:2967) at java.awt.Container.dispatchEventImpl(Container.java:1373) at java.awt.Window.dispatchEventImpl(Window.java:1459) at java.awt.Component.dispatchEvent(Component.java:3343) at java.awt.EventQueue.dispatchEvent(EventQueue.java:439)[catch] at java.awt.EventDispatchThread.pumpOneEvent(EventDispatchThread.java:150) at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:136) at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:131) at java.awt.Dialog.show(Dialog.java:498) at org.netbeans.core.NbPresenter.superShow(NbPresenter.java:672) at org.netbeans.core.NbPresenter.run(NbPresenter.java:695) at org.openide.util.Mutex.doEventAccess(Mutex.java:917) at org.openide.util.Mutex.readAccess(Mutex.java:162) at org.netbeans.core.NbPresenter.show(NbPresenter.java:676) at org.netbeans.core.ui.SetupWizard.show(SetupWizard.java:287) at org.netbeans.core.ui.SetupWizard.showSetupWizard(SetupWizard.java:364) at org.netbeans.core.NonGui$2.run(NonGui.java:555) at java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:160) at java.awt.EventQueue.dispatchEvent(EventQueue.java:437) at java.awt.EventDispatchThread.pumpOneEvent(EventDispatchThread.java:150) at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:136) at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:131) at java.awt.EventDispatchThread.run(EventDispatchThread.java:99)

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