diff --git a/core/lib/Drupal/Core/Language/LanguageManager.php b/core/lib/Drupal/Core/Language/LanguageManager.php index 3bdabc2..ea07e2e 100644 --- a/core/lib/Drupal/Core/Language/LanguageManager.php +++ b/core/lib/Drupal/Core/Language/LanguageManager.php @@ -307,8 +307,10 @@ public static function getStandardLanguageList() { */ public function serialize() { $manager = clone $this; - // Clear the request file bag.. - $manager->request->files->replace(array()); + // Clear the request file bag. + if (!empty($manager->request->files)) { + $manager->request->files->replace(array()); + } return serialize(get_object_vars($manager)); }