diff --git a/core/modules/rest/src/Tests/Views/StyleSerializerTest.php b/core/modules/rest/src/Tests/Views/StyleSerializerTest.php
index a0a8dadb06..cc21f2d370 100644
--- a/core/modules/rest/src/Tests/Views/StyleSerializerTest.php
+++ b/core/modules/rest/src/Tests/Views/StyleSerializerTest.php
@@ -181,7 +181,7 @@ public function testSerializerResponses() {
     $this->assertIdentical($actual_json, $expected, 'The expected HAL output was found.');
     $this->assertCacheTags($expected_cache_tags);
 
-    // Change the default format to xml.
+    // Change the format to xml.
     $view->setDisplay('rest_export_1');
     $view->getDisplay()->setOption('style', array(
       'type' => 'serializer',
@@ -194,7 +194,7 @@ public function testSerializerResponses() {
     ));
     $view->save();
     $expected = $serializer->serialize($entities, 'xml');
-    $actual_xml = $this->drupalGet('test/serialize/entity');
+    $actual_xml = $this->drupalGetWithFormat('test/serialize/entity', 'xml');
     $this->assertIdentical($actual_xml, $expected, 'The expected XML output was found.');
     $this->assertCacheContexts(['languages:language_interface', 'theme', 'entity_test_view_grants', 'request_format']);
 
@@ -371,10 +371,15 @@ public function testResponseFormatConfiguration() {
     $this->assertHeader('content-type', 'application/json');
     $this->assertResponse(200, 'A 200 response was returned when any format was requested.');
 
-    // Should return a 200. Emulates a sample Firefox header.
+    // Should return a 406. Emulates a sample Firefox header.
     $this->drupalGet('test/serialize/field', array(), array('Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8'));
-    $this->assertHeader('content-type', 'application/json');
-    $this->assertResponse(406, 'A 200 response was returned when a browser accept header was requested.');
+    $this->assertHeader('content-type', 'text/html; charset=UTF-8');
+    $this->assertResponse(406, 'A 406 response was returned when a browser accept header was requested.');
+
+    // Should return a 406.
+    $this->drupalGetWithFormat('test/serialize/field', 'html');
+    $this->assertHeader('content-type', 'text/html; charset=UTF-8');
+    $this->assertResponse(406, 'A 406 response was returned when HTML was requested.');
 
     // Should return a 200.
     $this->drupalGetWithFormat('test/serialize/field', 'json');
@@ -388,12 +393,6 @@ public function testResponseFormatConfiguration() {
     $this->assertResponse(200, 'A 200 response was returned when XML was requested');
     $headers = $this->drupalGetHeaders();
     $this->assertTrue(strpos($headers['content-type'], 'text/xml') !== FALSE, 'The header Content-type is correct.');
-    // Should return a 406.
-    $this->drupalGetWithFormat('test/serialize/field', 'html');
-    // We want to show the first format by default, see
-    // \Drupal\rest\Plugin\views\style\Serializer::render.
-    $this->assertHeader('content-type', 'application/json');
-    $this->assertResponse(200, 'A 200 response was returned when HTML was requested.');
 
     // Now configure no format, so all of them should be allowed.
     $this->drupalPostForm($style_options, array('style_options[formats][json]' => '0', 'style_options[formats][xml]' => '0'), t('Apply'));
@@ -408,8 +407,8 @@ public function testResponseFormatConfiguration() {
     $this->assertResponse(200, 'A 200 response was returned when XML was requested');
     // Should return a 200.
     $this->drupalGetWithFormat('test/serialize/field', 'html');
-    // We want to show the first format by default, see
-    // \Drupal\rest\Plugin\views\style\Serializer::render.
+    // We default to JSON if no format or HTML is provided, see
+    // \Drupal\rest\Plugin\views\display/RESTExport.
     $this->assertHeader('content-type', 'application/json');
     $this->assertResponse(200, 'A 200 response was returned when HTML was requested.');
   }
@@ -609,7 +608,7 @@ public function testSerializerViewsUI() {
     $this->assertResponse(200);
     // Check if we receive the expected result.
     $result = $this->xpath('//div[@id="views-live-preview"]/pre');
-    $this->assertIdentical($this->drupalGetJSON('test/serialize/field'), (string) $result[0], 'The expected JSON preview output was found.');
+    $this->assertIdentical($this->$this->drupalGetWithFormat('test/serialize/field', 'json'), (string) $result[0], 'The expected JSON preview output was found.');
   }
 
   /**
diff --git a/core/modules/views_ui/src/ViewEditForm.php b/core/modules/views_ui/src/ViewEditForm.php
index 6e81939591..ca8bd430ba 100644
--- a/core/modules/views_ui/src/ViewEditForm.php
+++ b/core/modules/views_ui/src/ViewEditForm.php
@@ -413,7 +413,18 @@ public function getDisplayDetails($view, $display) {
         // Add a link to view the page unless the view is disabled or has no
         // path.
         elseif ($view->status() && $view->getExecutable()->displayHandlers->get($display['id'])->hasPath()) {
-          $path = $view->getExecutable()->displayHandlers->get($display['id'])->getPath();
+          // Wrap this in a try/catch as tryng to generate links to some
+          // routes may throw a NotAcceptableHttpException if they do not
+          // respond to HTML, such as RESTExports.
+          try {
+            // @todo Views should expect and store a leading /. See:
+            //   https://www.drupal.org/node/2423913
+            $path = \Drupal::l('/' . $path, Url::fromUserInput('/' . $path));
+          }
+          catch (NotAcceptableHttpException $e) {
+            $path = '/' . $path;
+          }
+
           if ($path && (strpos($path, '%') === FALSE)) {
             if (!parse_url($path, PHP_URL_SCHEME)) {
               // @todo Views should expect and store a leading /. See: