Deprecated

src/Entity/User.php

@@ -486,7 +486,7 @@ class User implements UserInterface,PasswordAuthenticatedUserInterface
     {
         if ($this->prenom == null && $this->nom == null)
         {
-            return $this->getUsername();
+            return $this->getUserIdentifier();
         } else
         return $this->getPrenom()." ".$this->getNom();
     }