java.lang.AssertionError at org.netbeans.modules.xml.retriever.catalog.impl.CatalogModelFactoryImpl.getCatalogWriteModelForProject(CatalogModelFactoryImpl.java:75) at org.netbeans.modules.xml.retriever.impl.RetrieverEngineImpl.createCatalogIfRequired(RetrieverEngineImpl.java:502) at org.netbeans.modules.xml.retriever.impl.RetrieverEngineImpl.pullRecursively(RetrieverEngineImpl.java:209) at org.netbeans.modules.xml.retriever.impl.RetrieverEngineImpl.run(RetrieverEngineImpl.java:155) at org.netbeans.modules.xml.retriever.impl.RetrieverEngineImpl.start(RetrieverEngineImpl.java:128) at org.netbeans.modules.xml.wizard.impl.XMLWizardIterator.retrieveURLSchema(XMLWizardIterator.java:556) at org.netbeans.modules.xml.wizard.impl.XMLWizardIterator.generateXMLBody(XMLWizardIterator.java:515) at org.netbeans.modules.xml.wizard.impl.XMLWizardIterator.writeXMLFile(XMLWizardIterator.java:654) at org.netbeans.modules.xml.wizard.impl.XMLWizardIterator.instantiate(XMLWizardIterator.java:238) at org.openide.loaders.TemplateWizard.handleInstantiate(TemplateWizard.java:588) at org.openide.loaders.TemplateWizard.instantiateNewObjects(TemplateWizard.java:409) at org.openide.loaders.TemplateWizardIterImpl.instantiate(TemplateWizardIterImpl.java:248) at org.openide.loaders.TemplateWizardIteratorWrapper.instantiate(TemplateWizardIteratorWrapper.java:161) at org.openide.WizardDescriptor.callInstantiateOpen(WizardDescriptor.java:1518) at org.openide.WizardDescriptor.callInstantiate(WizardDescriptor.java:1472) at org.openide.WizardDescriptor.access$1700(WizardDescriptor.java:127) at org.openide.WizardDescriptor$Listener$2$1.run(WizardDescriptor.java:2043) at org.openide.WizardDescriptor$Listener$2.run(WizardDescriptor.java:2092) at org.openide.WizardDescriptor.lazyValidate(WizardDescriptor.java:1447) at org.openide.WizardDescriptor.access$1300(WizardDescriptor.java:127) at org.openide.WizardDescriptor$Listener.actionPerformed(WizardDescriptor.java:2099) Caused: java.lang.reflect.InvocationTargetException at sun.reflect.NativeMethodAccessorImpl.invoke0(NativeMethodAccessorImpl.java:0) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39) 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:450) Caused: java.lang.reflect.UndeclaredThrowableException at $Proxy24.actionPerformed(.java:0) at javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:1995) at javax.swing.AbstractButton$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 org.netbeans.core.TimableEventQueue.dispatchEvent(TimableEventQueue.java:104) 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:985) at org.netbeans.core.windows.services.NbPresenter.doShow(NbPresenter.java:1019) at org.netbeans.core.windows.services.NbPresenter.run(NbPresenter.java:1007) at org.netbeans.core.windows.services.NbPresenter.run(NbPresenter.java:115) at org.openide.util.Mutex.doEventAccess(Mutex.java:1355) at org.openide.util.Mutex.readAccess(Mutex.java:268) at org.netbeans.core.windows.services.NbPresenter.show(NbPresenter.java:992) 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:495) at org.openide.loaders.TemplateWizard.instantiate(TemplateWizard.java:362) at org.netbeans.modules.project.ui.actions.NewFile.doPerform(NewFile.java:154) at org.netbeans.modules.project.ui.actions.NewFile.access$200(NewFile.java:80) at org.netbeans.modules.project.ui.actions.NewFile$PopupListener.actionPerformed(NewFile.java:349) at javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:1995) at javax.swing.AbstractButton$Handler.actionPerformed(AbstractButton.java:2318) at javax.swing.DefaultButtonModel.fireActionPerformed(DefaultButtonModel.java:387) at javax.swing.DefaultButtonModel.setPressed(DefaultButtonModel.java:242) at javax.swing.AbstractButton.doClick(AbstractButton.java:357) at javax.swing.plaf.basic.BasicMenuItemUI.doClick(BasicMenuItemUI.java:1225) at javax.swing.plaf.basic.BasicMenuItemUI$Handler.mouseReleased(BasicMenuItemUI.java:1266) 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 org.netbeans.core.TimableEventQueue.dispatchEvent(TimableEventQueue.java:104) 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)