java.lang.IndexOutOfBoundsException: Index: 3, Size: 3
   at java.util.ArrayList.RangeCheck(ArrayList.java:547)
   at java.util.ArrayList.get(ArrayList.java:322)
   at org.netbeans.swing.tabcontrol.DefaultTabDataModel.fireIndicesChanged(DefaultTabDataModel.java:493)
   at org.netbeans.swing.tabcontrol.DefaultTabDataModel.setTabs(DefaultTabDataModel.java:123)
   at org.netbeans.core.windows.view.ui.tabcontrol.TabbedAdapter.setTopComponents(TabbedAdapter.java:237)
   at org.netbeans.core.windows.view.ui.TabbedHandler.setTopComponents(TabbedHandler.java:157)
   at org.netbeans.core.windows.view.ui.AbstractModeContainer.setTopComponents(AbstractModeContainer.java:127)
   at org.netbeans.core.windows.view.ModeView.setTopComponents(ModeView.java:140)
   at org.netbeans.core.windows.view.ViewHierarchy.updateViewForAccessor(ViewHierarchy.java:257)
   at org.netbeans.core.windows.view.ViewHierarchy.updateViewForAccessor(ViewHierarchy.java:244)
   at org.netbeans.core.windows.view.ViewHierarchy.updateViewForAccessor(ViewHierarchy.java:229)
   at org.netbeans.core.windows.view.ViewHierarchy.updateViewForAccessor(ViewHierarchy.java:229)
   at org.netbeans.core.windows.view.ViewHierarchy.updateViewHierarchy(ViewHierarchy.java:146)
   at org.netbeans.core.windows.view.DefaultView.changeGUI(DefaultView.java:152)
   at org.netbeans.core.windows.ViewRequestor.dispatchRequest(ViewRequestor.java:272)
   at org.netbeans.core.windows.ViewRequestor.processRequest(ViewRequestor.java:248)
   at org.netbeans.core.windows.ViewRequestor.postRequest(ViewRequestor.java:186)
   at org.netbeans.core.windows.ViewRequestor.scheduleRequest(ViewRequestor.java:126)
   at org.netbeans.core.windows.Central.addModeOpenedTopComponent(Central.java:767)
   at org.netbeans.core.windows.ModeImpl.addOpenedTopComponent(ModeImpl.java:314)
   at org.netbeans.core.windows.WindowManagerImpl.topComponentOpenAtTabPosition(WindowManagerImpl.java:1083)
   at org.netbeans.core.windows.WindowManagerImpl.topComponentOpen(WindowManagerImpl.java:1050)
   at org.openide.windows.TopComponent.open(TopComponent.java:491)
   at org.openide.windows.TopComponent.open(TopComponent.java:471)
   at org.openide.windows.CloneableOpenSupport.openCloneableTopComponent(CloneableOpenSupport.java:202)
   at org.openide.windows.CloneableOpenSupport$1.run(CloneableOpenSupport.java:101)
   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:137)
   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)