diff --git a/htdocs/comm/action/class/actioncomm.class.php b/htdocs/comm/action/class/actioncomm.class.php
index 9e562173b04..a6252ecebe3 100644
--- a/htdocs/comm/action/class/actioncomm.class.php
+++ b/htdocs/comm/action/class/actioncomm.class.php
@@ -763,6 +763,7 @@ class ActionComm extends CommonObject
                 $this->elementid = $obj->elementid;
                 $this->elementtype = $obj->elementtype;
 
+                $this->fetch_optionals();
                 $this->fetchResources();
             }
             $this->db->free($resql);