diff --git a/htdocs/comm/action/class/actioncomm.class.php b/htdocs/comm/action/class/actioncomm.class.php
index 36c54fc51b7..99bd144d727 100644
--- a/htdocs/comm/action/class/actioncomm.class.php
+++ b/htdocs/comm/action/class/actioncomm.class.php
@@ -228,7 +228,7 @@ class ActionComm extends CommonObject
     /**
      *    Load object from database
      *
-     *    @param	int		$id     id de l'action a recuperer
+     *    @param	int		$id     Id of action to get
      *    @return	int				<0 if KO, >0 if OK
      */
     function fetch($id)
@@ -236,8 +236,8 @@ class ActionComm extends CommonObject
         global $langs;
 
         $sql = "SELECT a.id,";
-        $sql.= " a.id as ref";
-        $sql.= " a.ref_ext";
+        $sql.= " a.id as ref,";
+        $sql.= " a.ref_ext,";
         $sql.= " a.datep,";
         $sql.= " a.datep2,";
         $sql.= " a.datec,";
diff --git a/htdocs/comm/action/fiche.php b/htdocs/comm/action/fiche.php
index c6f8bdc8c6f..f7bc56d26fe 100644
--- a/htdocs/comm/action/fiche.php
+++ b/htdocs/comm/action/fiche.php
@@ -579,7 +579,7 @@ if ($action == 'create')
 
 	// Priority
 	print '<tr><td nowrap>'.$langs->trans("Priority").'</td><td colspan="3">';
-	print '<input type="text" name="priority" value="'.($_POST["priority"]?$_POST["priority"]:$actioncomm->priority).'" size="5">';
+	print '<input type="text" name="priority" value="'.($_POST["priority"]?$_POST["priority"]:($actioncomm->priority?$actioncomm->priority:'')).'" size="5">';
 	print '</td></tr>';
 
 	add_row_for_calendar_link();
@@ -700,6 +700,7 @@ if ($id)
 		print '<input type="hidden" name="token" value="'.$_SESSION['newtoken'].'">';
 		print '<input type="hidden" name="action" value="update">';
 		print '<input type="hidden" name="id" value="'.$id.'">';
+		print '<input type="hidden" name="ref_ext" value="'.$act->ref_ext.'">';
 		if (GETPOST("backtopage")) print '<input type="hidden" name="backtopage" value="'.(GETPOST("backtopage") ? GETPOST("backtopage") : $_SERVER["HTTP_REFERER"]).'">';
 
 		print '<table class="border" width="100%">';
@@ -787,7 +788,7 @@ if ($id)
 
 		// Priority
 		print '<tr><td nowrap>'.$langs->trans("Priority").'</td><td colspan="3">';
-		print '<input type="text" name="priority" value="'.$act->priority.'" size="5">';
+		print '<input type="text" name="priority" value="'.($act->priority?$act->priority:'').'" size="5">';
 		print '</td></tr>';
 
 		// Object linked
@@ -949,7 +950,7 @@ if ($id)
 
 		// Priority
 		print '<tr><td nowrap>'.$langs->trans("Priority").'</td><td colspan="3">';
-		print $act->priority;
+		print ($act->priority?$act->priority:'');
 		print '</td></tr>';
 
 		// Object linked