diff --git a/core/lib/Drupal/Core/Entity/Entity.php b/core/lib/Drupal/Core/Entity/Entity.php
index 97e3451..ec05c1a 100644
--- a/core/lib/Drupal/Core/Entity/Entity.php
+++ b/core/lib/Drupal/Core/Entity/Entity.php
@@ -280,7 +280,7 @@ public function access($operation = 'view', AccountInterface $account = NULL) {
     }
     return \Drupal::entityManager()
       ->getAccessController($this->entityType)
-      ->access($this, $operation, $this->language()->id, $account);
+      ->access($this, $operation, Language::LANGCODE_DEFAULT, $account);
   }
 
   /**
diff --git a/core/lib/Drupal/Core/Entity/EntityNG.php b/core/lib/Drupal/Core/Entity/EntityNG.php
index bbf97ff..62b5bfb 100644
--- a/core/lib/Drupal/Core/Entity/EntityNG.php
+++ b/core/lib/Drupal/Core/Entity/EntityNG.php
@@ -420,7 +420,7 @@ public function access($operation = 'view', AccountInterface $account = NULL) {
     }
     return \Drupal::entityManager()
       ->getAccessController($this->entityType)
-      ->access($this, $operation, $this->language()->id, $account);
+      ->access($this, $operation, $this->activeLangcode, $account);
   }
 
   /**
diff --git a/core/modules/node/lib/Drupal/node/Access/NodeRevisionAccessCheck.php b/core/modules/node/lib/Drupal/node/Access/NodeRevisionAccessCheck.php
index 070711e..b56359a 100644
--- a/core/modules/node/lib/Drupal/node/Access/NodeRevisionAccessCheck.php
+++ b/core/modules/node/lib/Drupal/node/Access/NodeRevisionAccessCheck.php
@@ -115,8 +115,8 @@ public function checkAccess(NodeInterface $node, $op = 'view', $langcode = NULL,
       return FALSE;
     }
 
-    // @todo, remove this check and the reference to $GLOBALS['user'] once
-    // https://drupal.org/node/2040065 is committed.
+    // @todo Remove this check and the reference to $GLOBALS['user'] once
+    //   https://drupal.org/node/2040065 is committed.
     if (!isset($account)) {
       $account = $GLOBALS['user'];
     }
diff --git a/core/modules/node/lib/Drupal/node/NodeBreadcrumbBuilder.php b/core/modules/node/lib/Drupal/node/NodeBreadcrumbBuilder.php
index 196a1d0..59a9415 100644
--- a/core/modules/node/lib/Drupal/node/NodeBreadcrumbBuilder.php
+++ b/core/modules/node/lib/Drupal/node/NodeBreadcrumbBuilder.php
@@ -36,10 +36,10 @@ public function __construct(TranslationManager $translator) {
    */
   public function build(array $attributes) {
     $trail = explode('/', $attributes['_system_path']);
-    $node = $attributes['node'];
 
     // Show breadcrumbs for all subpages like /edit, /delete or any other.
-    if (count($trail) > 2 && $trail[0] == 'node' && is_numeric($trail[1])) {
+    if (count($trail) > 2 && $trail[0] == 'node' && is_numeric($trail[1]) && isset($attributes['node'])) {
+      $node = $attributes['node'];
       $breadcrumb = array();
       $breadcrumb[] = l($this->translator->translate('Home'), NULL);
       $breadcrumb[] = l($node->label(), 'node/' . $node->id());