java.lang.IndexOutOfBoundsException: Index: -1, Size: 18
        at java.util.ArrayList.add(ArrayList.java:367)
        at org.netbeans.modules.xml.text.navigator.TreeNodeAdapter.elementAdded(TreeNodeAdapter.java:333)
        at org.netbeans.modules.editor.structure.api.DocumentElement.fireDocumentElementEvent(DocumentElement.java:364)
        at org.netbeans.modules.editor.structure.api.DocumentElement.fireDocumentElementEvent(DocumentElement.java:352)
        at org.netbeans.modules.editor.structure.api.DocumentElement.childAdded(DocumentElement.java:374)
        at org.netbeans.modules.editor.structure.api.DocumentModel$DocumentModelModificationTransaction.fireElementAddedEvent(DocumentModel.java:1050)
        at org.netbeans.modules.editor.structure.api.DocumentModel$DocumentModelModificationTransaction.commit(DocumentModel.java:991)
        at org.netbeans.modules.editor.structure.api.DocumentModel$DocumentModelModificationTransaction.access$200(DocumentModel.java:845)
        at org.netbeans.modules.editor.structure.api.DocumentModel$.run(DocumentModel.java:519)
        at java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:199)
        at java.awt.EventQueue.dispatchEvent(EventQueue.java:597)
        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$.run(Dialog.java:1047)
        at java.awt.Dialog$.run(Dialog.java:1099)
        at java.security.AccessController.doPrivileged(AccessController.java:0)
        at java.awt.Dialog.show(Dialog.java:1097)
        at org.netbeans.core.windows.services.NbPresenter.superShow(NbPresenter.java:867)
        at org.netbeans.core.windows.services.NbPresenter.doShow(NbPresenter.java:901)
        at org.netbeans.core.windows.services.NbPresenter.run(NbPresenter.java:889)
        at org.netbeans.core.windows.services.NbPresenter.run(NbPresenter.java:109)
        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:874)
        at java.awt.Component.show(Component.java:1447)
        at java.awt.Component.setVisible(Component.java:1400)
        at java.awt.Window.setVisible(Window.java:824)
        at java.awt.Dialog.setVisible(Dialog.java:987)
        at org.netbeans.modules.jee.persistence.wizard.fromdb.ProgressPanel.open(ProgressPanel.java:80)
        at org.netbeans.modules.web.jsf.wizards.PersistenceClientIterator$.run(PersistenceClientIterator.java:193)
        at java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:209)
        at java.awt.EventQueue.dispatchEvent(EventQueue.java:597)
        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)