--- services_views.resource.inc	2012-11-14 18:49:04.000000000 +0100
+++ services_views.resourcePatched.inc	2012-11-14 18:49:04.000000000 +0100
@@ -130,7 +130,7 @@
           continue;
         }
 
-        if (isset($field->options['label'])) {
+        if (isset($field->options['label']) && $field->options['label'] != "" ) {
           $target_key = $field->options['label'];
         }