Issue #3199722: You have requested a non-existent service "entity.manager"

src/Plugin/Derivative/MenuBlock.php

@@ -41,7 +41,7 @@ class MenuBlock extends DeriverBase implements ContainerDeriverInterface {
    */
   public static function create(ContainerInterface $container, $base_plugin_id) {
     return new static(
-      $container->get('entity.manager')->getStorage('menu'),
+      $container->get('entity_type.manager')->getStorage('menu'),
       $container->get('string_translation')
     );
   }