When I run the code in the  link
<http://demo.qooxdoo.org/current/playground/#%7B%22code%22%3A%22%252F%252F%2520Create%2520a%2520model%2520for%2520the%2520combo%250Avar%2520comboModel%2520%253D%2520qx.data.marshal.Json.createModel(%255B%255D)%253B%250A%252F%252F%2520Create%2520a%2520combo%2520and%2520controller%2520using%2520the%2520combo%2520model%250Avar%2520combo%2520%253D%2520new%2520qx.ui.form.ComboBox()%253B%250Avar%2520comboCtrl%2520%253D%2520new%2520qx.data.controller.List(comboModel%252C%2520combo)%253B%250A%250A%252F%252F%2520Create%2520a%2520textfield%250Avar%2520textf%2520%253D%2520new%2520qx.ui.form.TextField()%253B%250A%250A%252F%252F%2520Create%2520a%2520model%2520for%2520the%2520select%250A%252F%252Fvar%2520selectModel%2520%253D%2520qx.data.marshal.Json.createModel(new%2520qx.data.Array())%253B%250A%252F%252F%2520Create%2520a%2520selectbox%2520and%2520controller%2520using%2520the%2520select%2520model%250Avar%2520select%2520%253D%2520new%2520qx.ui.form.SelectBox()%253B%250Avar%2520selectCtrl%2520%253D
 
%2520new%2520qx.data.controller.List(null%252C%2520select)%253B%250A%252F%252F%2520Map%2520the%2520model%2520to%2520the%2520select%2520box%250AselectCtrl.setDelegate(%250A%2520%2520%257B%250A%2520%2520%2520%2520bindItem%253A%2520function(ctrl%252C%2520item%252C%2520indx)%2520%257B%250A%2520%2520%2520%2520%2520%2520ctrl.bindProperty(%2522label%2522%252C%2520%2522label%2522%252C%2520null%252C%2520item%252C%2520indx)%253B%250A%2520%2520%2520%2520%2520%2520ctrl.bindProperty(%2522data%2522%252C%2520%2522model%2522%252C%2520null%252C%2520item%252C%2520indx)%253B%250A%2520%2520%2520%2520%257D%250A%2520%2520%257D)%253B%250Avar%2520selectModel%2520%253D%2520selectCtrl.getModel()%253B%250A%250A%252F%252F%2520Create%2520a%2520model%2520for%2520the%2520form%250Avar%2520formModel%2520%253D%2520qx.data.marshal.Json.createModel(%257B%250A%2520text%253A%2520null%252C%250A%2520combo%253A%2520null%252C%250A%2520select%253A%2520null%250A%257D)%253B%250A%252F%252F%2520Create%2520a%2520form%2520to%2520h
 
old%2520the%2520textfield%2520and%2520combo%250A%252F%252F%2520and%2520a%2520controller%2520using%2520the%2520form%2520model%250Avar%2520form%2520%253D%2520new%2520qx.ui.form.Form()%253B%250Aform.add(textf%252C%2520%2522Text%2522%252C%2520null%252C%2520'text')%253B%250Aform.add(combo%252C%2520%2522Combo%2522%252C%2520null%252C%2520'combo')%253B%250Aform.add(select%252C%2520%2522Select%2522%252C%2520null%252C%2520'select')%253B%250Avar%2520frmCtrl%2520%253D%2520new%2520qx.data.controller.Form(formModel%252C%2520form)%253B%250A%250A%252F%252F%2520Create%2520a%2520renderer%2520for%2520the%2520form%2520%250A%252F%252F%2520and%2520add%2520the%2520form%2520to%2520the%2520window%250A%252F%252F%2520using%2520a%2520vbox%2520layout%250Avar%2520rend%2520%253D%2520new%2520qx.ui.form.renderer.Single(form)%253B%250Avar%2520wnd%2520%253D%2520new%2520qx.ui.window.Window()%253B%250Awnd.setLayout(new%2520qx.ui.layout.VBox())%253B%250Awnd.add(rend)%253B%250A%250A%252F%252F%2520Show%2520the%2520window%
 
250Awnd.show()%253B%250A%250A%252F%252F%2520Add%2520items%2520to%2520the%2520comboModel%250AcomboModel.push('Test')%253B%250AcomboModel.push('Test2')%253B%250A%250A%252F%252F%2520Cannot%2520add%2520to%2520the%2520model!!%250AselectModel.push(%257B%2520label%253A%2520'Test'%252C%2520data%253A%2520'Test'%257D)%253B%250A%250A%252F%252F%2520Get%2520the%2520model%2520after%2520the%2520user%2520changed%2520%250A%252F%252F%2520the%2520view%252C%2520reflecting%2520these%2520changes%250AformModel.addListener('changeText'%252C%2520function(evt)%2520%257B%250A%2520this.debug('changeText%253A%2520'%2520%252B%2520qx.util.Serializer.toJson(formModel))%253B%250A%257D)%253B%250A%250AformModel.addListener('changeCombo'%252C%2520function(evt)%2520%257B%250A%2520this.debug('changeCombo%253A%2520'%2520%252B%2520qx.util.Serializer.toJson(formModel))%253B%250A%257D)%253B%250A%250AformModel.addListener('changeSelect'%252C%2520function(evt)%2520%257B%250A%2520this.debug('changeSelect%253A%2520'%2520%252B%2
 
520qx.util.Serializer.toJson(formModel))%253B%250A%257D)%253B%250A%250A%22%2C%20%22mode%22%3A%22ria%22%7D>
 
, it fails to add items to a selectbox, when I set an already populated
model to the select box list controller, it runs:

In my own browser I get:
"Binding property label of object [object Object] not possible: No event
available. "

Is this a known issue?



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