diff --git a/ui/nG6/Classes/Controller/tx_nG6_db.php b/ui/nG6/Classes/Controller/tx_nG6_db.php
index d4ba049905c64095c556d7e9f364559140992885..08817e0b31e6a51b79959e6f5e37674ac45e7f9a 100644
--- a/ui/nG6/Classes/Controller/tx_nG6_db.php
+++ b/ui/nG6/Classes/Controller/tx_nG6_db.php
@@ -546,16 +546,16 @@ INNER JOIN fe_groups ON fe_groups.uid = fe_users.usergroup',
                                         array($date,"extended"));
                                }
                        }
-                       return 1;
+                       return array(1);
         }
         static function extend_runs_analyses($all_runs, $all_analyses, $date){
                 tx_nG6_db::update_field('tx_nG6_run', $all_runs, 
                         array("retention_date","data_state", "mail_sent_date","purge_demand_id"),
-                        array($date,"extended","","NULL"),
+                        array($date,"extended","0","NULL"),
                         array("purge_demand_id"));
                 tx_nG6_db::update_field('tx_nG6_analyze',$all_analyses,
                         array("retention_date","data_state", "mail_sent_date","purge_demand_id"),
-                        array($date,"extended","","NULL"),
+                        array($date,"extended","0","NULL"),
                         array("purge_demand_id"));
         }