diff -u b/core/lib/Drupal/Core/Field/Plugin/Field/FieldFormatter/LanguageFormatter.php b/core/lib/Drupal/Core/Field/Plugin/Field/FieldFormatter/LanguageFormatter.php
--- b/core/lib/Drupal/Core/Field/Plugin/Field/FieldFormatter/LanguageFormatter.php
+++ b/core/lib/Drupal/Core/Field/Plugin/Field/FieldFormatter/LanguageFormatter.php
@@ -120,8 +120,14 @@
     // Values like \Drupal\Core\Language\LanguageInterface::LANGCODE_NOT_SPECIFIED
     // and  \Drupal\Core\Language\LanguageInterface::LANGCODE_NOT_APPLICABLE are
     // not returned from the language manager above.
-    $name = isset($languages[$item->language->getId()]) ? $languages[$item->language->getId()]->getName() : $item->language->getId();
-    return $item->language ? ['#plain_text' => $name] : '';
+    if (isset($item->language)) {
+      $name = isset($languages[$item->language->getId()]) ? $languages[$item->language->getId()]->getName() : $item->language->getId();
+      $value = ['#plain_text' => $name];
+    }
+    else {
+      $value = '';
+    }
+    return $value;
   }
 
 }
diff -u b/core/modules/node/src/Tests/NodeAdminTest.php b/core/modules/node/src/Tests/NodeAdminTest.php
--- b/core/modules/node/src/Tests/NodeAdminTest.php
+++ b/core/modules/node/src/Tests/NodeAdminTest.php
@@ -2,7 +2,6 @@
 
 namespace Drupal\node\Tests;
 
-use Drupal\Core\Language\Language;
 use Drupal\language\Entity\ConfigurableLanguage;
 use Drupal\user\RoleInterface;
 
diff -u b/core/modules/views/src/EntityViewsData.php b/core/modules/views/src/EntityViewsData.php
--- b/core/modules/views/src/EntityViewsData.php
+++ b/core/modules/views/src/EntityViewsData.php
@@ -397,7 +397,7 @@
         break;
 
       case 'language':
-        $views_field['field']['id'] = 'field_language';
+        $views_field['field']['id'] = 'field';
         $views_field['argument']['id'] = 'language';
         $views_field['filter']['id'] = 'language';
         $views_field['sort']['id'] = 'standard';
@@ -436,7 +436,7 @@
         break;
 
       case 'language':
-        $views_field['field']['id'] = 'field';
+        $views_field['field']['id'] = 'field_language';
         $views_field['argument']['id'] = 'language';
         $views_field['filter']['id'] = 'language';
         $views_field['sort']['id'] = 'standard';
diff -u b/core/modules/views/src/Plugin/views/field/FieldLanguage.php b/core/modules/views/src/Plugin/views/field/FieldLanguage.php
--- b/core/modules/views/src/Plugin/views/field/FieldLanguage.php
+++ b/core/modules/views/src/Plugin/views/field/FieldLanguage.php
@@ -1,10 +1,5 @@
 <?php
 
-/**
- * @file
- * Contains \Drupal\views\Plugin\views\field\FieldLanguage.
- */
-
 namespace Drupal\views\Plugin\views\field;
 
 use Drupal\Core\Session\AccountInterface;
diff -u b/core/modules/views/tests/src/Unit/EntityViewsDataTest.php b/core/modules/views/tests/src/Unit/EntityViewsDataTest.php
--- b/core/modules/views/tests/src/Unit/EntityViewsDataTest.php
+++ b/core/modules/views/tests/src/Unit/EntityViewsDataTest.php
@@ -910,7 +910,7 @@
    *   The views data to check.
    */
   protected function assertLanguageField($data) {
-    $this->assertEquals('field_language', $data['field']['id']);
+    $this->assertEquals('field', $data['field']['id']);
     $this->assertEquals('language', $data['filter']['id']);
     $this->assertEquals('language', $data['argument']['id']);
     $this->assertEquals('standard', $data['sort']['id']);
@@ -1032,7 +1032,7 @@
    *   The views data to check.
    */
   protected function assertLanguageField($data) {
-    $this->assertEquals('field', $data['field']['id']);
+    $this->assertEquals('field_language', $data['field']['id']);
     $this->assertEquals('language', $data['filter']['id']);
     $this->assertEquals('language', $data['argument']['id']);
     $this->assertEquals('standard', $data['sort']['id']);