Fix anomalie 4 : champ Reference obligatoire

src/Admin/UserAdmin.php

@@ -56,7 +56,7 @@ class UserAdmin extends SonataUserAdmin
     {
         parent::configureListFields($listMapper);
         unset($this->listModes['mosaic']);
-        
+
         if ($this->isGranted('ROLE_ALLOWED_TO_SWITCH')) {
             $listMapper
                 ->addIdentifier('impersonating', 'string', ['template' => '@SonataUser/Admin/Field/impersonating.html.twig'])

src/Form/Type/FluxFormType.php

@@ -96,7 +96,7 @@ class FluxFormType extends AbstractType
         $builder
             ->add('reference', TextType::class, array(
                 'label' => 'Reference :',
-                'required' => false
+                'required' => true
             ))
             ->add('save', SubmitType::class, ['label' => "Valider"])
             ->addEventListener(FormEvents::POST_SUBMIT, function (FormEvent $event) use ($builder) {