diff --git a/core/modules/views/lib/Drupal/views/Tests/UI/HandlerTest.php b/core/modules/views/lib/Drupal/views/Tests/UI/HandlerTest.php
new file mode 100644
index 0000000..85e689f
--- /dev/null
+++ b/core/modules/views/lib/Drupal/views/Tests/UI/HandlerTest.php
@@ -0,0 +1,50 @@
+<?php
+
+/**
+ * @file
+ * Contains Drupal\views\Tests\UI\HandlerTest.
+ */
+
+namespace Drupal\views\Tests\UI;
+use Drupal\views\ViewExecutable;
+
+/**
+ * Tests some generic handler UI functionality.
+ *
+ * @see \Drupal\views\Plugin\views\HandlerBase
+ */
+class HandlerTest extends UITestBase {
+
+  public static function getInfo() {
+    return array(
+      'name' => 'Handler test',
+      'description' => 'Tests handler UI for views.',
+      'group' => 'Views UI'
+    );
+  }
+
+  /**
+   * Tests UI CRUD.
+   */
+  public function testUICRUD() {
+    $handler_types = ViewExecutable::viewsHandlerTypes();
+    foreach (array_keys($handler_types) as $type) {
+
+      // Test adding handlers.
+      $add_handler_url = "admin/structure/views/nojs/add-item/test_view/default/$type";
+      $this->drupalPost($add_handler_url, array('name[views_test_data.created]' => TRUE), t('Add and configure fields'));
+
+      $edit_handler_url = "admin/structure/views/nojs/config-item/test_view/default/$type/created";
+      $this->assertUrl($edit_handler_url, array(), 'The user got redirected to the handler edit form.');
+      $this->drupalPost(NULL, array(), t('Apply'));
+
+      $this->assertUrl('admin/structure/views/view/test_view/edit', array(), 'The user got redirected to the views edit form.');
+
+      $this->assertLinkByHref($edit_handler_url, 0, 'The handler edit link appears in the UI.');
+
+      $this->drupalPost($edit_handler_url, array(), t('Remove'));
+      $this->assertLinkByHref($edit_handler_url, 0, 'The handler edit link does not appears in the UI after removing.');
+    }
+  }
+
+}
diff --git a/core/modules/views/views_ui/lib/Drupal/views_ui/ViewEditFormController.php b/core/modules/views/views_ui/lib/Drupal/views_ui/ViewEditFormController.php
index b9d966b..ff16fc3 100644
--- a/core/modules/views/views_ui/lib/Drupal/views_ui/ViewEditFormController.php
+++ b/core/modules/views/views_ui/lib/Drupal/views_ui/ViewEditFormController.php
@@ -317,9 +317,9 @@ public function getDisplayTab($view) {
     // If the plugin doesn't exist, display an error message instead of an edit
     // page.
     if (empty($display)) {
-      $title = isset($display['display_title']) ? $display['display_title'] : t('Invalid');
+      $title = isset($display->display['display_title']) ? $display->display['display_title'] : t('Invalid');
       // @TODO: Improved UX for the case where a plugin is missing.
-      $build['#markup'] = t("Error: Display @display refers to a plugin named '@plugin', but that plugin is not available.", array('@display' => $display['id'], '@plugin' => $display['display_plugin']));
+      $build['#markup'] = t("Error: Display @display refers to a plugin named '@plugin', but that plugin is not available.", array('@display' => $display->display['id'], '@plugin' => $display->display['display_plugin']));
     }
     // Build the content of the edit page.
     else {
@@ -592,12 +592,13 @@ public function submitDisplayDelete($form, &$form_state) {
    * Regenerate the current tab for AJAX updates.
    */
   public function rebuildCurrentTab(ViewUI $view, &$output, $display_id) {
+    $view->displayID = $display_id;
     if (!$view->get('executable')->setDisplay('default')) {
       return;
     }
 
     // Regenerate the main display area.
-    $build = static::getDisplayTab($this);
+    $build = $this->getDisplayTab($view);
     static::addMicroweights($build);
     $output[] = ajax_command_html('#views-tab-' . $display_id, drupal_render($build));