Roo/data/ArrayReader.js

diff --git a/Roo/data/ArrayReader.js b/Roo/data/ArrayReader.js
index 8623561..ffbfe11 100644 (file)
--- a/Roo/data/ArrayReader.js
+++ b/Roo/data/ArrayReader.js
@@ -87,12 +87,12 @@ Roo.extend(Roo.data.ArrayReader, Roo.data.JsonReader, {
     },
     /**
      * 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);
        
     }