run the example in ZK 7 or 8
http://zkfiddle.org/sample/3c5nmv/12-Issue-with-wrapped-Children
the EL in Line 10 causes the Exception:
org.zkoss.zel.PropertyNotFoundException: Property 'name' not found on type org.zkoss.bind.impl.ReferenceBindingImpl at org.zkoss.zel.BeanELResolver$BeanProperties.get(BeanELResolver.java:299) at org.zkoss.zel.BeanELResolver$BeanProperties.access$400(BeanELResolver.java:250) at org.zkoss.zel.BeanELResolver.property(BeanELResolver.java:424) at org.zkoss.zel.BeanELResolver.getValue(BeanELResolver.java:87) at org.zkoss.zel.CompositeELResolver.getValue(CompositeELResolver.java:66) at org.zkoss.xel.zel.XelELResolver.getValue(XelELResolver.java:72) at org.zkoss.zel.impl.parser.AstValue.getValue(AstValue.java:178) at org.zkoss.zel.impl.ValueExpressionImpl.getValue(ValueExpressionImpl.java:184) at org.zkoss.xel.zel.ELXelExpression.evaluate(ELXelExpression.java:40) at org.zkoss.zk.xel.impl.SimpleEvaluator.evaluate(SimpleEvaluator.java:72) at org.zkoss.zk.ui.metainfo.AbstractEvalRef.evaluate(AbstractEvalRef.java:48) at org.zkoss.zk.xel.ExValue.getValue(ExValue.java:109) at org.zkoss.zk.ui.metainfo.Property.getValue(Property.java:134) at org.zkoss.zk.ui.metainfo.Property.assign0(Property.java:227) at org.zkoss.zk.ui.metainfo.Property.assign(Property.java:169) at org.zkoss.zk.ui.metainfo.ComponentInfo.applyProperties(ComponentInfo.java:729) at org.zkoss.zk.ui.impl.AbstractUiFactory.newComponent(AbstractUiFactory.java:106) at org.zkoss.zk.ui.impl.UiEngineImpl.execCreateChild0(UiEngineImpl.java:857) at org.zkoss.zk.ui.impl.UiEngineImpl.execCreateChild(UiEngineImpl.java:826) at org.zkoss.zk.ui.impl.UiEngineImpl.execCreate0(UiEngineImpl.java:735) at org.zkoss.zk.ui.impl.UiEngineImpl.access$800(UiEngineImpl.java:126) at org.zkoss.zk.ui.impl.UiEngineImpl$TemplateImpl.create(UiEngineImpl.java:2231) at org.zkoss.bind.impl.BindChildRenderer.render(BindChildRenderer.java:70) at org.zkoss.bind.impl.InitChildrenBindingImpl.load(InitChildrenBindingImpl.java:87) at org.zkoss.bind.impl.ChildrenBindingHandler.doLoadBinding(ChildrenBindingHandler.java:97) at org.zkoss.bind.impl.ChildrenBindingHandler.doInit(ChildrenBindingHandler.java:166) at org.zkoss.bind.impl.BinderImpl.loadComponentProperties0(BinderImpl.java:2203) at org.zkoss.bind.impl.BinderImpl.loadComponent0(BinderImpl.java:2172) at org.zkoss.bind.impl.BinderImpl.loadComponent(BinderImpl.java:2163) at org.zkoss.bind.tracker.impl.BindUiLifeCycle$2.onEvent(BindUiLifeCycle.java:124) at org.zkoss.zk.ui.AbstractComponent.onEvent(AbstractComponent.java:2773) at org.zkoss.zk.ui.AbstractComponent.service(AbstractComponent.java:2722) at org.zkoss.zk.ui.AbstractComponent.service(AbstractComponent.java:2685) at org.zkoss.zk.ui.impl.EventProcessor.process(EventProcessor.java:136) at org.zkoss.zk.ui.event.Events.sendEvent(Events.java:325) at org.zkoss.zk.ui.event.Events.sendEvent(Events.java:348) at org.zkoss.bind.impl.BindChildRenderer.render(BindChildRenderer.java:93) at org.zkoss.bind.impl.InitChildrenBindingImpl.load(InitChildrenBindingImpl.java:87) at org.zkoss.bind.impl.ChildrenBindingHandler.doLoadBinding(ChildrenBindingHandler.java:97) at org.zkoss.bind.impl.ChildrenBindingHandler.doInit(ChildrenBindingHandler.java:166) at org.zkoss.bind.impl.BinderImpl.loadComponentProperties0(BinderImpl.java:2203) at org.zkoss.bind.impl.BinderImpl.loadComponent0(BinderImpl.java:2172) at org.zkoss.bind.impl.BinderImpl.loadComponent0(BinderImpl.java:2177) at org.zkoss.bind.impl.BinderImpl.loadComponent(BinderImpl.java:2163) at org.zkoss.bind.BindComposer$BinderKeeper$Loader.load(BindComposer.java:502) at org.zkoss.bind.BindComposer$BinderKeeper.loadComponentForAllBinders(BindComposer.java:481) at org.zkoss.bind.BindComposer.doAfterCompose(BindComposer.java:181) at org.zkoss.zk.ui.impl.UiEngineImpl.doAfterCompose(UiEngineImpl.java:578) at org.zkoss.zk.ui.impl.UiEngineImpl.execCreateChild0(UiEngineImpl.java:880) at org.zkoss.zk.ui.impl.UiEngineImpl.execCreateChild(UiEngineImpl.java:826) at org.zkoss.zk.ui.impl.UiEngineImpl.execCreate0(UiEngineImpl.java:735) at org.zkoss.zk.ui.impl.UiEngineImpl.execCreate(UiEngineImpl.java:699) at org.zkoss.zk.ui.impl.UiEngineImpl.execNewPage0(UiEngineImpl.java:442) at org.zkoss.zk.ui.impl.UiEngineImpl.execNewPage(UiEngineImpl.java:356) at org.zkoss.zk.ui.http.DHtmlLayoutServlet.process(DHtmlLayoutServlet.java:217) at org.zkoss.zk.ui.http.DHtmlLayoutServlet.doGet(DHtmlLayoutServlet.java:136)
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Workaround is to use @init or @load which can resolve the reference properly