00)     at com.sun.javafx.scene.control.skin.BehaviorSkinBase$0.handle(BehaviorSkinBase.java:00)     at com.sun.javafx.scene.control.skin.BehaviorSkinBase$0.handle(BehaviorSkinBase.java:00)     at com.sun.javafx.event.CompositeEventHandler$NormalEventHandlerRecord.handle