Index: app/sites/all/modules/contrib/domain_adv/domain_adv.module
===================================================================
--- app/sites/all/modules/contrib/domain_adv/domain_adv.module	(revision 2567)
+++ app/sites/all/modules/contrib/domain_adv/domain_adv.module	(working copy)
@@ -20,6 +20,12 @@
  * Implementation of hook_db_rewrite_sql().
  */
 function domain_adv_db_rewrite_sql($query, $primary_table, $primary_field, $args) {
+  //Check if query is empty or not.  
+  if (empty($query)) {
+    //if it's empty, dont modify query
+    return array();
+  }
+  
   switch ($primary_field) {
     case 'nid':
       $return = array();