diff --git a/core/includes/install.core.inc b/core/includes/install.core.inc
index d763045..c958c60 100644
--- a/core/includes/install.core.inc
+++ b/core/includes/install.core.inc
@@ -543,6 +543,9 @@ function install_run_task($task, &$install_state) {
       }
       // Process the batch. For progressive batches, this will redirect.
       // Otherwise, the batch will complete.
+      // install_redirect_url() returns core/install.php, so let's ensure to
+      // drop it from it and use base:// as batch_process() is using the
+      // unrouted url assembler, which requires base://.
       $response = batch_process(preg_replace('@^core/@', 'base://', install_redirect_url($install_state)), install_full_redirect_url($install_state));
       if ($response instanceof Response) {
         // Save $_SESSION data from batch.
diff --git a/core/modules/user/user.module b/core/modules/user/user.module
index 71ecd5e..6a51027 100644
--- a/core/modules/user/user.module
+++ b/core/modules/user/user.module
@@ -595,8 +595,8 @@ function template_preprocess_username(&$variables) {
   // We have a link path, so we should generate a URL.
   if (isset($variables['link_path'])) {
     if ($external) {
-      $variables['attributes']['href'] = \Drupal::service('unrouted_url_assembler')
-        ->assemble($variables['link_path'], $variables['link_options']);
+      $variables['attributes']['href'] = Url::unrouted($variables['link_path'], $variables['link_options'])
+        ->toString();
     }
     else {
       $variables['attributes']['href'] = Url::routed('entity.user.canonical', array(
diff --git a/core/modules/views_ui/src/Tests/RedirectTest.php b/core/modules/views_ui/src/Tests/RedirectTest.php
index 519ec79..30d387c 100644
--- a/core/modules/views_ui/src/Tests/RedirectTest.php
+++ b/core/modules/views_ui/src/Tests/RedirectTest.php
@@ -27,17 +27,17 @@ class RedirectTest extends UITestBase {
   public function testRedirect() {
     $view_name = 'test_view';
 
-    $random_destination = 'node';
+    $random_destination = $this->randomMachineName();
     $edit_path = "admin/structure/views/view/$view_name/edit";
 
-    $this->drupalPostForm($edit_path, array(), t('Save') , array('query' => array('destination' => 'node')));
-    $this->assertUrl('node', array(), 'Make sure the user got redirected to the expected page defined in the destination.');
+    $this->drupalPostForm($edit_path, array(), t('Save') , array('query' => array('destination' => $random_destination)));
+    $this->assertUrl($random_destination, array(), 'Make sure the user got redirected to the expected page defined in the destination.');
 
     // Setup a view with a certain page display path. If you change the path
     // but have the old url in the destination the user should be redirected to
     // the new path.
     $view_name = 'test_redirect_view';
-    $new_path = 'user';
+    $new_path = $this->randomMachineName();
 
     $edit_path = "admin/structure/views/view/$view_name/edit";
     $path_edit_path = "admin/structure/views/nojs/display/$view_name/page_1/path";
diff --git a/core/modules/views_ui/src/ViewEditForm.php b/core/modules/views_ui/src/ViewEditForm.php
index a0f7ca6..ed87d4d 100644
--- a/core/modules/views_ui/src/ViewEditForm.php
+++ b/core/modules/views_ui/src/ViewEditForm.php
@@ -323,10 +323,9 @@ public function save(array $form, FormStateInterface $form_state) {
           $query->remove('destination');
         }
       }
-      $form_state->setRedirectUrl(Url::createFromRequest(Request::create("/$destination")));
+      $form_state->setRedirectUrl(Url::unrouted("base://$destination"));
     }
 
-    $view->save();
     drupal_set_message($this->t('The view %name has been saved.', array('%name' => $view->label())));
 
     // Remove this view from cache so we can edit it properly.