hotfix: set temp default username value to avoid validation errors.

web/modules/custom/nys_registration/src/Form/RegisterForm.php

@@ -3,11 +3,13 @@
 namespace Drupal\nys_registration\Form;
 
 use Drupal\Component\Datetime\TimeInterface;
+use Drupal\Component\Utility\Random;
 use Drupal\Core\Entity\ContentEntityInterface;
 use Drupal\Core\Entity\EntityRepositoryInterface;
 use Drupal\Core\Entity\EntityTypeBundleInfoInterface;
 use Drupal\Core\Form\FormStateInterface;
 use Drupal\Core\Language\LanguageManagerInterface;
+
 use Drupal\file\Entity\File;
 use Drupal\media\Entity\Media;
 use Drupal\nys_registration\RegistrationHelper;
@@ -169,6 +171,10 @@ public function formBuildStep1(array &$form, FormStateInterface $form_state): ar
     // The username will be auto-populated during creation.
     $form['account']['name']['#access'] = FALSE;
 
+    // Set temp username value to avoid validation errors.
+    $random = new Random();
+    $form['account']['name']['#default_value'] = $random->name();
+
     // These fields are not collected during registration.
     $disable = [
       'field_dateofbirth',