java.lang.IndexOutOfBoundsException: Index: 3, Size: 3
  at java.util.ArrayList.rangeCheck(Unknown Source)
  at java.util.ArrayList.get(Unknown Source)
  at java.awt.Container.createHierarchyEvents(Unknown Source)
  at java.awt.Container.createHierarchyEvents(Unknown Source)
  at java.awt.Container.createHierarchyEvents(Unknown Source)
  at java.awt.Container.createHierarchyEvents(Unknown Source)
  at java.awt.Container.createHierarchyEvents(Unknown Source)
  at java.awt.Dialog.conditionalShow(Unknown Source)
  at java.awt.Dialog.show(Unknown Source)
  at java.awt.Component.show(Unknown Source)
  at java.awt.Component.setVisible(Unknown Source)
  at java.awt.Window.setVisible(Unknown Source)
  at java.awt.Dialog.setVisible(Unknown Source)
  at org.jabref.gui.JabRefDialog.setVisible(JabRefDialog.java:45)
  at org.jabref.gui.EntryTypeViewModel.lambda$runFetcherWorker$300(EntryTypeViewModel.java:147)
  at com.sun.javafx.event.CompositeEventHandler.dispatchBubblingEvent(CompositeEventHandler.java:86)
  at com.sun.javafx.event.EventHandlerManager.dispatchBubblingEvent(EventHandlerManager.java:238)
  at com.sun.javafx.event.EventHandlerManager.dispatchBubblingEvent(EventHandlerManager.java:191)
  at com.sun.javafx.event.BasicEventDispatcher.dispatchEvent(BasicEventDispatcher.java:58)
  at com.sun.javafx.event.EventDispatchChainImpl.dispatchEvent(EventDispatchChainImpl.java:114)
  at com.sun.javafx.event.EventUtil.fireEventImpl(EventUtil.java:74)
  at com.sun.javafx.event.EventUtil.fireEvent(EventUtil.java:49)
  at javafx.event.Event.fireEvent(Event.java:198)
  at javafx.concurrent.EventHelper.fireEvent(EventHelper.java:219)
  at javafx.concurrent.Task.fireEvent(Task.java:1356)
  at javafx.concurrent.Task.setState(Task.java:723)
  at javafx.concurrent.Task$TaskCallable.lambda$call$501(Task.java:1434)
  at com.sun.javafx.application.PlatformImpl.lambda$null$172(PlatformImpl.java:295)
  at java.security.AccessController.doPrivileged(Native Method)
  at com.sun.javafx.application.PlatformImpl.lambda$runLater$173(PlatformImpl.java:294)
  at com.sun.glass.ui.InvokeLaterDispatcher$Future.run(InvokeLaterDispatcher.java:95)
  at com.sun.glass.ui.win.WinApplication._enterNestedEventLoopImpl(Native Method)
  at com.sun.glass.ui.win.WinApplication._enterNestedEventLoop(WinApplication.java:204)
  at com.sun.glass.ui.Application.enterNestedEventLoop(Application.java:511)
  at com.sun.glass.ui.EventLoop.enter(EventLoop.java:107)
  at com.sun.javafx.tk.quantum.QuantumToolkit.enterNestedEventLoop(QuantumToolkit.java:590)
  at javafx.stage.Stage.showAndWait(Stage.java:474)
  at javafx.scene.control.HeavyweightDialog.showAndWait(HeavyweightDialog.java:162)
  at javafx.scene.control.Dialog.showAndWait(Dialog.java:341)
  at org.jabref.gui.actions.NewEntryAction.execute(NewEntryAction.java:55)
  at org.jabref.gui.actions.JabRefAction.lambda$new$816(JabRefAction.java:29)
  at org.controlsfx.control.action.Action.handle(Action.java:419)
  at org.controlsfx.control.action.Action.handle(Action.java:64)
  at com.sun.javafx.event.CompositeEventHandler.dispatchBubblingEvent(CompositeEventHandler.java:86)
  at com.sun.javafx.event.EventHandlerManager.dispatchBubblingEvent(EventHandlerManager.java:238)
  at com.sun.javafx.event.EventHandlerManager.dispatchBubblingEvent(EventHandlerManager.java:191)
  at com.sun.javafx.event.BasicEventDispatcher.dispatchEvent(BasicEventDispatcher.java:58)
  at com.sun.javafx.event.EventDispatchChainImpl.dispatchEvent(EventDispatchChainImpl.java:114)
  at com.sun.javafx.event.EventUtil.fireEventImpl(EventUtil.java:74)
  at com.sun.javafx.event.EventUtil.fireEvent(EventUtil.java:49)
  at javafx.event.Event.fireEvent(Event.java:198)
  at javafx.scene.control.MenuItem.fire(MenuItem.java:462)
  at com.sun.javafx.scene.control.skin.ContextMenuContent$MenuItemContainer.doSelect(ContextMenuContent.java:1405)
  at com.sun.javafx.scene.control.skin.ContextMenuContent$MenuItemContainer.lambda$createChildren$343(ContextMenuContent.java:1358)
  at com.sun.javafx.event.CompositeEventHandler$NormalEventHandlerRecord.handleBubblingEvent(CompositeEventHandler.java:218)
  at com.sun.javafx.event.CompositeEventHandler.dispatchBubblingEvent(CompositeEventHandler.java:80)
  at com.sun.javafx.event.EventHandlerManager.dispatchBubblingEvent(EventHandlerManager.java:238)
  at com.sun.javafx.event.EventHandlerManager.dispatchBubblingEvent(EventHandlerManager.java:191)
  at com.sun.javafx.event.CompositeEventDispatcher.dispatchBubblingEvent(CompositeEventDispatcher.java:59)
  at com.sun.javafx.event.BasicEventDispatcher.dispatchEvent(BasicEventDispatcher.java:58)
  at com.sun.javafx.event.EventDispatchChainImpl.dispatchEvent(EventDispatchChainImpl.java:114)
  at com.sun.javafx.event.BasicEventDispatcher.dispatchEvent(BasicEventDispatcher.java:56)
  at com.sun.javafx.event.EventDispatchChainImpl.dispatchEvent(EventDispatchChainImpl.java:114)
  at com.sun.javafx.event.BasicEventDispatcher.dispatchEvent(BasicEventDispatcher.java:56)
  at com.sun.javafx.event.EventDispatchChainImpl.dispatchEvent(EventDispatchChainImpl.java:114)
  at com.sun.javafx.event.BasicEventDispatcher.dispatchEvent(BasicEventDispatcher.java:56)
  at com.sun.javafx.event.EventDispatchChainImpl.dispatchEvent(EventDispatchChainImpl.java:114)
  at com.sun.javafx.event.EventUtil.fireEventImpl(EventUtil.java:74)
  at com.sun.javafx.event.EventUtil.fireEvent(EventUtil.java:54)
  at javafx.event.Event.fireEvent(Event.java:198)
  at javafx.scene.Scene$MouseHandler.process(Scene.java:3757)
  at javafx.scene.Scene$MouseHandler.access$1500(Scene.java:3485)
  at javafx.scene.Scene.impl_processMouseEvent(Scene.java:1762)
  at javafx.scene.Scene$ScenePeerListener.mouseEvent(Scene.java:2494)
  at com.sun.javafx.tk.quantum.GlassViewEventHandler$MouseEventNotification.run(GlassViewEventHandler.java:394)
  at com.sun.javafx.tk.quantum.GlassViewEventHandler$MouseEventNotification.run(GlassViewEventHandler.java:295)
  at java.security.AccessController.doPrivileged(Native Method)
  at com.sun.javafx.tk.quantum.GlassViewEventHandler.lambda$handleMouseEvent$353(GlassViewEventHandler.java:432)
  at com.sun.javafx.tk.quantum.QuantumToolkit.runWithoutRenderLock(QuantumToolkit.java:389)
  at com.sun.javafx.tk.quantum.GlassViewEventHandler.handleMouseEvent(GlassViewEventHandler.java:431)
  at com.sun.glass.ui.View.handleMouseEvent(View.java:555)
  at com.sun.glass.ui.View.notifyMouse(View.java:937)
  at com.sun.glass.ui.win.WinApplication._runLoop(Native Method)
  at com.sun.glass.ui.win.WinApplication.lambda$null$147(WinApplication.java:177)
  at java.lang.Thread.run(Unknown Source)