java.lang.NoClassDefFoundError: com/sun/el/lang/ExpressionBuilder
	at com.sun.el.ExpressionFactoryImpl.createValueExpression(ExpressionFactoryImpl.java:91)
	at com.sun.faces.application.ApplicationImpl.createValueBinding(ApplicationImpl.java:467)
	at org.netbeans.modules.visualweb.insync.faces.FacesBean.updateBindingLive(FacesBean.java:178)
	at org.netbeans.modules.visualweb.insync.faces.FacesBean.performInstanceParenting(FacesBean.java:160)
	at org.netbeans.modules.visualweb.insync.live.LiveUnit.resurrectDesignBean(LiveUnit.java:388)
	at org.netbeans.modules.visualweb.insync.live.LiveUnit.resurrect(LiveUnit.java:456)
	at org.netbeans.modules.visualweb.insync.live.LiveUnit.sync(LiveUnit.java:343)
	at org.netbeans.modules.visualweb.insync.live.LiveUnitWrapper.getLiveUnit(LiveUnitWrapper.java:114)
	at org.netbeans.modules.visualweb.insync.models.FacesModel.getLiveUnit(FacesModel.java:597)
	at org.netbeans.modules.visualweb.designer.jsf.JsfForm.initDesignProjectListening(JsfForm.java:733)
	at org.netbeans.modules.visualweb.designer.jsf.JsfForm.initListening(JsfForm.java:270)
	at org.netbeans.modules.visualweb.designer.jsf.JsfForm.init(JsfForm.java:241)
	at org.netbeans.modules.visualweb.designer.jsf.JsfForm.access$200(JsfForm.java:131)
	at org.netbeans.modules.visualweb.designer.jsf.JsfForm$1$1.run(JsfForm.java:374)
	at java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:209)
	at java.awt.EventQueue.dispatchEvent(EventQueue.java:461)
	at org.netbeans.jemmy.QueueTool$JemmyQueue.dispatchEvent(QueueTool.java:610)
	at java.awt.EventDispatchThread.pumpOneEventForHierarchy(EventDispatchThread.java:242)
	at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:163)
	at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:157)
	at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:149)
	at java.awt.EventDispatchThread.run(EventDispatchThread.java:110)