diff -u b/modules/ggroup/src/Form/SubgroupFormStep1.php b/modules/ggroup/src/Form/SubgroupFormStep1.php
--- b/modules/ggroup/src/Form/SubgroupFormStep1.php
+++ b/modules/ggroup/src/Form/SubgroupFormStep1.php
@@ -29,8 +29,8 @@
    * @param \Drupal\user\PrivateTempStoreFactory $temp_store_factory
    *   The factory for the temp store object.
    */
-  public function __construct(EntityManagerInterface $entity_manager, PrivateTempStoreFactory $temp_store_factory) {
-    parent::__construct($entity_manager);
+  public function __construct(PrivateTempStoreFactory $temp_store_factory, EntityManagerInterface $entity_manager) {
+    parent::__construct($temp_store_factory, $entity_manager);
     $this->privateTempStore = $temp_store_factory->get('ggroup_add_temp');
   }
 
@@ -39,8 +39,8 @@
    */
   public static function create(ContainerInterface $container) {
     return new static(
-      $container->get('entity.manager'),
-      $container->get('user.private_tempstore')
+      $container->get('user.private_tempstore'),
+      $container->get('entity.manager')
     );
   }