--- orig	2008-10-09 20:48:57.000000000 +0200
+++ new	2008-10-09 20:48:56.000000000 +0200
@@ -78,7 +78,7 @@ function authored_nodes_userHasAuthoredP
     }
   }
 
-  $result = db_query('SELECT * FROM {node} n1 WHERE n1.uid = %s'. $view_unpublished_clause . $types_clause, $uid);
+  $result = db_query('SELECT * FROM {node} n1 WHERE n1.uid = \'%s\''. $view_unpublished_clause . $types_clause, $uid);
   $items = array();
   while ($row = db_fetch_array($result)) {
     $items[] = $row;