diff --git a/core/includes/bootstrap.inc b/core/includes/bootstrap.inc
index 7a6d5aba85..2cf951e08e 100644
--- a/core/includes/bootstrap.inc
+++ b/core/includes/bootstrap.inc
@@ -460,6 +460,10 @@ function watchdog_exception($type, Exception $exception, $message = NULL, $varia
  *   Use \Drupal::service('messenger')->addMessage() instead.
  */
 function drupal_set_message($message = NULL, $type = 'status', $repeat = FALSE) {
+  // Workaround for code that can not check if the service exists.
+  if (!\Drupal::hasService('messenger')) {
+    return [];
+  }
   /* @var \Drupal\Core\Messenger\MessengerInterface $messenger */
   $messenger = \Drupal::service('messenger');
   $messenger->addMessage($message, $type, $repeat);