java.lang.NullPointerException
at javax.swing.ImageIcon.(ImageIcon.java:217)
at com.jme3.gde.shadernodedefinition.wizard.SNDefVisualPanel2.initComponents(SNDefVisualPanel2.java:147)
at com.jme3.gde.shadernodedefinition.wizard.SNDefVisualPanel2.(SNDefVisualPanel2.java:25)
at com.jme3.gde.shadernodedefinition.wizard.SNDefWizardPanel2.getComponent(SNDefWizardPanel2.java:32)
at com.jme3.gde.shadernodedefinition.wizard.SNDefWizardPanel2.getComponent(SNDefWizardPanel2.java:12)
at com.jme3.gde.shadernodedefinition.wizard.SNDefWizardIterator.createSteps(SNDefWizardIterator.java:214)
at com.jme3.gde.shadernodedefinition.wizard.SNDefWizardIterator.getPanels(SNDefWizardIterator.java:61)
at com.jme3.gde.shadernodedefinition.wizard.SNDefWizardIterator.current(SNDefWizardIterator.java:155)
at org.openide.loaders.TemplateWizard$InstantiatingIteratorBridge.current(TemplateWizard.java:1015)
at org.openide.loaders.TemplateWizardIterImpl.current(TemplateWizardIterImpl.java:144)
at org.openide.loaders.TemplateWizardIteratorWrapper.current(TemplateWizardIteratorWrapper.java:92)
at org.openide.WizardDescriptor.updateStateOpen(WizardDescriptor.java:844)
at org.openide.WizardDescriptor.updateState(WizardDescriptor.java:822)
at org.openide.loaders.TemplateWizard.updateState(TemplateWizard.java:761)
at org.netbeans.modules.project.ui.NewFileWizard.updateState(NewFileWizard.java:135)
at org.openide.WizardDescriptor._updateState(WizardDescriptor.java:800)
at org.openide.WizardDescriptor.access$200(WizardDescriptor.java:92)
at org.openide.WizardDescriptor$Listener.stateChanged(WizardDescriptor.java:2180)
at org.openide.util.WeakListenerImpl$Change.stateChanged(WeakListenerImpl.java:356)
at org.openide.loaders.TemplateWizardIterImpl.run(TemplateWizardIterImpl.java:275)
at org.netbeans.modules.openide.util.NbMutexEventProvider$Event.doEvent(NbMutexEventProvider.java:118)
at org.netbeans.modules.openide.util.NbMutexEventProvider$Event.writeAccess(NbMutexEventProvider.java:83)
at org.netbeans.modules.openide.util.LazyMutexImplementation.writeAccess(LazyMutexImplementation.java:79)
at org.openide.util.Mutex.writeAccess(Mutex.java:310)
at org.openide.loaders.TemplateWizardIterImpl.fireStateChanged(TemplateWizardIterImpl.java:261)
at org.openide.loaders.TemplateWizardIterImpl.setIterator(TemplateWizardIterImpl.java:120)
at org.openide.loaders.TemplateWizardIteratorWrapper.setIterator(TemplateWizardIteratorWrapper.java:79)
at org.openide.loaders.TemplateWizard.setTemplateImpl(TemplateWizard.java:209)
at org.openide.loaders.TemplateWizard$1.run(TemplateWizard.java:231)
at org.openide.loaders.TemplateWizard$1.run(TemplateWizard.java:228)
at org.netbeans.modules.openide.util.NbMutexEventProvider$Event.doEventAccess(NbMutexEventProvider.java:138)
at org.netbeans.modules.openide.util.NbMutexEventProvider$Event.readAccess(NbMutexEventProvider.java:98)
at org.netbeans.modules.openide.util.LazyMutexImplementation.readAccess(LazyMutexImplementation.java:94)
at org.openide.util.Mutex.readAccess(Mutex.java:218)
at org.openide.loaders.TemplateWizard.setTemplate(TemplateWizard.java:228)
at org.netbeans.modules.project.ui.TemplateChooserPanel.storeSettings(TemplateChooserPanel.java:172)
at org.netbeans.modules.project.ui.TemplateChooserPanel.storeSettings(TemplateChooserPanel.java:72)
at org.openide.WizardDescriptor.storeSettingsAndNotify(WizardDescriptor.java:1391)
at org.openide.WizardDescriptor.access$1800(WizardDescriptor.java:92)
at org.openide.WizardDescriptor$Listener$1.run(WizardDescriptor.java:2203)
at org.openide.WizardDescriptor.lazyValidate(WizardDescriptor.java:1516)
at org.openide.WizardDescriptor.access$2000(WizardDescriptor.java:92)
at org.openide.WizardDescriptor$Listener.actionPerformed(WizardDescriptor.java:2227)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:498)
at org.openide.util.WeakListenerImpl$ProxyListener.invoke(WeakListenerImpl.java:487)
at com.sun.proxy.$Proxy25.actionPerformed(Unknown Source)
at javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:2022)
at javax.swing.AbstractButton$Handler.actionPerformed(AbstractButton.java:2348)
at javax.swing.DefaultButtonModel.fireActionPerformed(DefaultButtonModel.java:402)
at javax.swing.DefaultButtonModel.setPressed(DefaultButtonModel.java:259)
at javax.swing.plaf.basic.BasicButtonListener.mouseReleased(BasicButtonListener.java:252)
at java.awt.Component.processMouseEvent(Component.java:6539)
at javax.swing.JComponent.processMouseEvent(JComponent.java:3324)
at java.awt.Component.processEvent(Component.java:6304)
at java.awt.Container.processEvent(Container.java:2239)
at java.awt.Component.dispatchEventImpl(Component.java:4889)
at java.awt.Container.dispatchEventImpl(Container.java:2297)
at java.awt.Component.dispatchEvent(Component.java:4711)
at java.awt.LightweightDispatcher.retargetMouseEvent(Container.java:4904)
at java.awt.LightweightDispatcher.processMouseEvent(Container.java:4535)
at java.awt.LightweightDispatcher.dispatchEvent(Container.java:4476)
at java.awt.Container.dispatchEventImpl(Container.java:2283)
at java.awt.Window.dispatchEventImpl(Window.java:2746)
at java.awt.Component.dispatchEvent(Component.java:4711)
at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:760)
at java.awt.EventQueue.access$500(EventQueue.java:97)
at java.awt.EventQueue$3.run(EventQueue.java:709)
at java.awt.EventQueue$3.run(EventQueue.java:703)
at java.security.AccessController.doPrivileged(Native Method)
at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:74)
at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:84)
at java.awt.EventQueue$4.run(EventQueue.java:733)
at java.awt.EventQueue$4.run(EventQueue.java:731)
at java.security.AccessController.doPrivileged(Native Method)
at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:74)
at java.awt.EventQueue.dispatchEvent(EventQueue.java:730)
at org.netbeans.core.TimableEventQueue.dispatchEvent(TimableEventQueue.java:159)
at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:205)
at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:116)
at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:109)
at java.awt.WaitDispatchSupport$2.run(WaitDispatchSupport.java:190)
at java.awt.WaitDispatchSupport$4.run(WaitDispatchSupport.java:235)
at java.awt.WaitDispatchSupport$4.run(WaitDispatchSupport.java:233)
at java.security.AccessController.doPrivileged(Native Method)
at java.awt.WaitDispatchSupport.enter(WaitDispatchSupport.java:233)
at java.awt.Dialog.show(Dialog.java:1084)
at org.netbeans.core.windows.services.NbPresenter.superShow(NbPresenter.java:1086)
at org.netbeans.core.windows.services.NbPresenter.doShow(NbPresenter.java:1136)
at org.netbeans.core.windows.services.NbPresenter.run(NbPresenter.java:1108)
at org.netbeans.core.windows.services.NbPresenter.run(NbPresenter.java:131)
at org.netbeans.modules.openide.util.NbMutexEventProvider$Event.doEventAccess(NbMutexEventProvider.java:138)
at org.netbeans.modules.openide.util.NbMutexEventProvider$Event.readAccess(NbMutexEventProvider.java:98)
at org.netbeans.modules.openide.util.LazyMutexImplementation.readAccess(LazyMutexImplementation.java:94)
at org.openide.util.Mutex.readAccess(Mutex.java:218)
at org.netbeans.core.windows.services.NbPresenter.show(NbPresenter.java:1093)
at java.awt.Component.show(Component.java:1671)
at java.awt.Component.setVisible(Component.java:1623)
at java.awt.Window.setVisible(Window.java:1014)
at java.awt.Dialog.setVisible(Dialog.java:1005)
at org.netbeans.core.windows.services.DialogDisplayerImpl$1AWTQuery.showDialog(DialogDisplayerImpl.java:266)
at org.netbeans.core.windows.services.DialogDisplayerImpl$1AWTQuery.run(DialogDisplayerImpl.java:192)
at java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:311)
at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:758)
at java.awt.EventQueue.access$500(EventQueue.java:97)
at java.awt.EventQueue$3.run(EventQueue.java:709)
at java.awt.EventQueue$3.run(EventQueue.java:703)
at java.security.AccessController.doPrivileged(Native Method)
at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:74)
at java.awt.EventQueue.dispatchEvent(EventQueue.java:728)
at org.netbeans.core.TimableEventQueue.dispatchEvent(TimableEventQueue.java:159)
at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:205)
at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:116)
at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:105)
at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:101)
at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:93)
at java.awt.EventDispatchThread.run(EventDispatchThread.java:82)
NPE in ImageIcon means a class resource is missing.
ie: the SNDefVisualPanel2.initComponents() is doing something like:
new ImageIcon(getClass().getResource(“someImage”) and “someImage” doesn’t exist.
Someone would have to look in that class to see what “someImage” actually is.