},
/**
* using 'cn' the nested child reader read the child array into it's child stores.
- *
+ * @param {Object} rec The record with a 'children array
*/
loadDataFromChildren: function(rec)
{
// expect rec just to be an array.. eg [a,b,c, [...] << cn ]
- return this.loadData(rec.data.cn);
+ return this.loadData(typeof(rec.data.cn) == 'undefined' ? '' : rec.data.cn);
}