java.lang.AssertionError
   at org.netbeans.modules.search.FindInFilesAction.checkToolbarPresenterExists(FindInFilesAction.java:229)
   at org.netbeans.modules.search.FindInFilesAction.stateChanged(FindInFilesAction.java:259)
   at org.netbeans.modules.search.SearchScopeRegistry.notifyListeners(SearchScopeRegistry.java:326)
   at org.netbeans.modules.search.SearchScopeRegistry.searchScopeStateChanged(SearchScopeRegistry.java:271)
   at org.netbeans.modules.search.SearchScopeRegistry.access$100(SearchScopeRegistry.java:71)
   at org.netbeans.modules.search.SearchScopeRegistry$SearchScopeChangeHandler.stateChanged(SearchScopeRegistry.java:254)
   at org.netbeans.modules.search.AbstractSearchScope.setApplicable(AbstractSearchScope.java:105)
   at org.netbeans.modules.search.AbstractSearchScope.updateIsApplicable(AbstractSearchScope.java:111)
   at org.netbeans.modules.search.project.AbstractProjectSearchScope.propertyChange(AbstractProjectSearchScope.java:92)
   at org.openide.util.WeakListenerImpl$PropertyChange.propertyChange(WeakListenerImpl.java:196)
   at java.beans.PropertyChangeSupport.firePropertyChange(PropertyChangeSupport.java:0)
   at java.beans.PropertyChangeSupport.firePropertyChange(PropertyChangeSupport.java:0)
   at org.netbeans.modules.project.ui.OpenProjectsTrampolineImpl.propertyChange(OpenProjectsTrampolineImpl.java:114)
   at java.beans.PropertyChangeSupport.firePropertyChange(PropertyChangeSupport.java:0)
   at java.beans.PropertyChangeSupport.firePropertyChange(PropertyChangeSupport.java:0)
   at org.netbeans.modules.project.ui.OpenProjectList.close(OpenProjectList.java:872)
   at org.netbeans.modules.project.ui.OpenProjectsTrampolineImpl.closeAPI(OpenProjectsTrampolineImpl.java:79)
   at org.netbeans.api.project.ui.OpenProjects.close(OpenProjects.java:231)
   at org.netbeans.modules.project.ui.groups.Group.open(Group.java:333)
   at org.netbeans.modules.project.ui.groups.Group.setActiveGroup(Group.java:170)
   at org.netbeans.modules.project.ui.groups.GroupsMenu$Menu$1$1.run(GroupsMenu.java:130)
   at org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:1424)
   at org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:1968)
Caused: org.openide.util.RequestProcessor$SlowItem: task failed due to: java.lang.AssertionError
   at org.openide.util.RequestProcessor.post(RequestProcessor.java:425)
   at org.netbeans.modules.project.ui.groups.GroupsMenu$Menu$1.actionPerformed(GroupsMenu.java:128)
   at javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:0)
   at javax.swing.AbstractButton$Handler.actionPerformed(AbstractButton.java:0)
   at javax.swing.DefaultButtonModel.fireActionPerformed(DefaultButtonModel.java:0)
   at javax.swing.JToggleButton$ToggleButtonModel.setPressed(JToggleButton.java:0)
   at javax.swing.AbstractButton.doClick(AbstractButton.java:0)
   at javax.swing.plaf.basic.BasicMenuItemUI.doClick(BasicMenuItemUI.java:0)
   at javax.swing.plaf.basic.BasicMenuItemUI$Handler.mouseReleased(BasicMenuItemUI.java:0)
   at java.awt.Component.processMouseEvent(Component.java:0)
   at javax.swing.JComponent.processMouseEvent(JComponent.java:0)
   at java.awt.Component.processEvent(Component.java:0)
   at java.awt.Container.processEvent(Container.java:0)
   at java.awt.Component.dispatchEventImpl(Component.java:0)
   at java.awt.Container.dispatchEventImpl(Container.java:0)
   at java.awt.Component.dispatchEvent(Component.java:0)
   at java.awt.LightweightDispatcher.retargetMouseEvent(LightweightDispatcher.java:0)
   at java.awt.LightweightDispatcher.processMouseEvent(LightweightDispatcher.java:0)
   at java.awt.LightweightDispatcher.dispatchEvent(LightweightDispatcher.java:0)
   at java.awt.Container.dispatchEventImpl(Container.java:0)
   at java.awt.Window.dispatchEventImpl(Window.java:0)
   at java.awt.Component.dispatchEvent(Component.java:0)
   at java.awt.EventQueue.dispatchEvent(EventQueue.java:0)
   at org.netbeans.core.TimableEventQueue.dispatchEvent(TimableEventQueue.java:148)
   at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:0)
   at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:0)
   at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:0)
   at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:0)
   at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:0)
   at java.awt.EventDispatchThread.run(EventDispatchThread.java:0)