bug 3084745 (error when editing and changing nothing)

js/tbl_change.js

@@ -291,6 +291,7 @@ $(document).ready(function() {
         }
 
         $.post($form.attr('action'), $form.serialize(), function(data) {
+            if (typeof data.success != 'undefined') {
                 if(data.success == true) {
                     PMA_ajaxShowMessage(data.message);
 
@@ -311,10 +312,15 @@ $(document).ready(function() {
                         //Clear the data in the forms
                         $form.find('input:reset').trigger('click');
                     }
-            }
-            else {
+                } else {
                     PMA_ajaxShowMessage(PMA_messages['strErrorProcessingRequest'] + " : "+data.error, "7000");
                 }
+            } else {
+                //happens for example when no change was done while editing
+                $('#insertForm').remove();
+                $('#topmenucontainer').after('<div id="sqlqueryresults"></div>');
+                $('#sqlqueryresults').html(data);
+            }
         })
     }) // end submission of data to be inserted into table