diff -u b/core/modules/layout_builder/src/Entity/LayoutBuilderEntityViewDisplay.php b/core/modules/layout_builder/src/Entity/LayoutBuilderEntityViewDisplay.php
--- b/core/modules/layout_builder/src/Entity/LayoutBuilderEntityViewDisplay.php
+++ b/core/modules/layout_builder/src/Entity/LayoutBuilderEntityViewDisplay.php
@@ -542,7 +542,8 @@
       foreach ($render_id_values as $key => $render_id_value) {
         $error .= str_replace('%', '', $key) . ": $key, ";
       }
-      $this->getLogger()->error("$error. Aborting rendering.", $render_id_values);
+      $error = $this->t("$error. Aborting rendering.");
+      $this->getLogger()->error($error, $render_id_values);
       return TRUE;
     }
     return FALSE;
diff -u b/core/modules/layout_builder/src/EventSubscriber/BlockComponentRenderArray.php b/core/modules/layout_builder/src/EventSubscriber/BlockComponentRenderArray.php
--- b/core/modules/layout_builder/src/EventSubscriber/BlockComponentRenderArray.php
+++ b/core/modules/layout_builder/src/EventSubscriber/BlockComponentRenderArray.php
@@ -69,6 +69,10 @@
    *   The logger service.
    */
   public function __construct(AccountInterface $current_user, LoggerInterface $logger) {
+    if (!$current_user) {
+      @trigger_error('The current_user service must be passed to BlockComponentRenderArray::__construct(), it is required before Drupal 9.0.0.', E_USER_DEPRECATED);
+      $current_user = \Drupal::currentUser();
+    }
     $this->currentUser = $current_user;
     $this->logger = $logger;
   }