diff --git a/lib/classes/record/adapter.php b/lib/classes/record/adapter.php
index a61e55f2aa..8a62f68e00 100644
--- a/lib/classes/record/adapter.php
+++ b/lib/classes/record/adapter.php
@@ -1929,7 +1929,8 @@ class record_adapter implements record_Interface, cache_cacheableInterface
             throw new Exception('This record is not a grouping');
         }
 
-        $sql = 'SELECT record_id
+        if ($this->app['phraseanet.user']) {
+            $sql = 'SELECT record_id
               FROM regroup g
                 INNER JOIN (record r
                   INNER JOIN collusr c
@@ -1942,11 +1943,22 @@ class record_adapter implements record_Interface, cache_cacheableInterface
                 ON (g.rid_child = r.record_id AND g.rid_parent = :record_id)
               ORDER BY g.ord ASC, dateadd ASC, record_id ASC';
 
-        $params = array(
-            ':GV_site'   => $this->app['phraseanet.registry']->get('GV_sit')
-            , ':usr_id'    => $this->app['phraseanet.user']->get_id()
-            , ':record_id' => $this->get_record_id()
-        );
+            $params = array(
+                ':GV_site'   => $this->app['phraseanet.registry']->get('GV_sit'),
+                ':usr_id'    => $this->app['phraseanet.user']->get_id(),
+                ':record_id' => $this->get_record_id(),
+            );
+        } else {
+            $sql = 'SELECT record_id
+              FROM regroup g
+                INNER JOIN record r
+                ON (g.rid_child = r.record_id AND g.rid_parent = :record_id)
+              ORDER BY g.ord ASC, dateadd ASC, record_id ASC';
+
+            $params = array(
+                ':record_id' => $this->get_record_id()
+            );
+        }
 
         $stmt = $this->get_databox()->get_connection()->prepare($sql);
         $stmt->execute($params);
diff --git a/lib/classes/task/period/archive.php b/lib/classes/task/period/archive.php
index 994918ea5c..2fde1ad613 100644
--- a/lib/classes/task/period/archive.php
+++ b/lib/classes/task/period/archive.php
@@ -1611,6 +1611,7 @@ class task_period_archive extends task_abstract
         $metadatasStructure = $databox->get_meta_structure();
 
         $metadatas = $this->getIndexByFieldName($metadatasStructure, $media->getMetadatas());
+        $metaFields = null;
 
         if ($captionFile !== null && true === $this->dependencyContainer['filesystem']->exists($captionFile)) {
             $metaFields = $this->readXMLForDatabox($metadatasStructure, $captionFile);
@@ -1625,7 +1626,10 @@ class task_period_archive extends task_abstract
         $story->substitute_subdef('document', $media, $this->dependencyContainer);
 
         $story->set_metadatas($metadatas->toMetadataArray($metadatasStructure), true);
-        $story->set_metadatas($metaFields->toMetadataArray($metadatasStructure), true);
+
+        if ($metaFields) {
+            $story->set_metadatas($metaFields->toMetadataArray($metadatasStructure), true);
+        }
 
         $story->set_binary_status(databox_status::operation_or($this->dependencyContainer, $stat0, $stat1));
         $story->rebuild_subdefs();
@@ -1676,6 +1680,7 @@ class task_period_archive extends task_abstract
 
         $metadatas = $this->getIndexByFieldName($metadatasStructure, $media->getMetadatas());
 
+        $metaFields = array();
         if ($captionFile !== null && true === $this->dependencyContainer['filesystem']->exists($captionFile)) {
             $metaFields = $this->readXMLForDatabox($metadatasStructure, $captionFile);
             $captionStatus = $this->parseStatusBit(@simplexml_load_file($captionFile));