Index: includes/view.inc
===================================================================
RCS file: /cvs/drupal-contrib/contributions/modules/views/includes/view.inc,v
retrieving revision 1.167.4.3
diff -u -p -r1.167.4.3 view.inc
--- includes/view.inc	18 Nov 2009 02:35:01 -0000	1.167.4.3
+++ includes/view.inc	30 Nov 2009 13:24:37 -0000
@@ -1618,6 +1618,7 @@ class views_db_object {
         $serials[] = $field;
         continue;
       }
+	  if ($field == 'is_cacheable' && empty($this->$field)) $this->$field = 0;
       $fields[$field] = empty($info['serialize']) ? $this->$field : serialize($this->$field);
     }
     if (!$update) {