java.util.ConcurrentModificationException
   at java.util.HashMap$HashIterator.nextEntry(HashMap.java:793)
   at java.util.HashMap$ValueIterator.next(HashMap.java:822)
   at org.netbeans.modules.options.editor.keymap.EditorBridge.getActions(EditorBridge.java:103)
   at org.netbeans.modules.options.keymap.ActionsSearchProvider.evaluate(ActionsSearchProvider.java:103)
   at org.netbeans.modules.quicksearch.CommandEvaluator$1.run(CommandEvaluator.java:201)
   at org.openide.util.RequestProcessor$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.util.ConcurrentModificationException
   at org.openide.util.RequestProcessor.post(RequestProcessor.java:425)
   at org.netbeans.modules.quicksearch.CommandEvaluator.runEvaluation(CommandEvaluator.java:198)
   at org.netbeans.modules.quicksearch.CommandEvaluator.evaluate(CommandEvaluator.java:103)
   at org.netbeans.modules.quicksearch.QuickSearchPopup.actionPerformed(QuickSearchPopup.java:175)
   at javax.swing.Timer.fireActionPerformed(Timer.java:271)
   at javax.swing.Timer$DoPostEvent.run(Timer.java:201)
   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:148)
   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)