diff --git a/core/modules/migrate_drupal_ui/tests/src/Functional/MigrateUpgradeExecuteTestBase.php b/core/modules/migrate_drupal_ui/tests/src/Functional/MigrateUpgradeExecuteTestBase.php
index 729dbef36b4a5dfd339a352fc4be718a4d10c508..b77618ad57e6c4c5137ffb57976c7f67accd8a1c 100644
--- a/core/modules/migrate_drupal_ui/tests/src/Functional/MigrateUpgradeExecuteTestBase.php
+++ b/core/modules/migrate_drupal_ui/tests/src/Functional/MigrateUpgradeExecuteTestBase.php
@@ -2,7 +2,6 @@
 
 namespace Drupal\Tests\migrate_drupal_ui\Functional;
 
-use Drupal\Core\Logger\RfcLogLevel;
 use Drupal\Tests\migrate_drupal\Traits\CreateTestContentEntitiesTrait;
 
 /**
@@ -12,27 +11,6 @@ abstract class MigrateUpgradeExecuteTestBase extends MigrateUpgradeTestBase {
 
   use CreateTestContentEntitiesTrait;
 
-  /**
-   * Indicates if the watchdog logs should be output.
-   *
-   * @var bool
-   */
-  protected $outputLogs = FALSE;
-
-  /**
-   * The admin username after the migration.
-   *
-   * @var string
-   */
-  protected $migratedAdminUserName = 'admin';
-
-  /**
-   * The number of expected logged errors of type migrate_drupal_ui.
-   *
-   * @var string
-   */
-  protected $expectedLoggedErrors = 0;
-
   /**
    * {@inheritdoc}
    */
@@ -44,17 +22,6 @@ protected function setUp(): void {
 
   }
 
-  /**
-   * {@inheritdoc}
-   */
-  protected function tearDown(): void {
-    if ($this->outputLogs) {
-      $this->outputLogs($this->migratedAdminUserName);
-      $this->assertLogError();
-    }
-    parent::tearDown();
-  }
-
   /**
    * Executes an upgrade and then an incremental upgrade.
    */
@@ -103,36 +70,4 @@ public function useTestMailCollector() {
     $this->writeSettings($settings);
   }
 
-  /**
-   * Asserts log errors.
-   */
-  public function assertLogError() {
-    $db = \Drupal::service('database');
-    $num_errors = $db->select('watchdog', 'w')
-      ->fields('w')
-      ->condition('type', 'migrate_drupal_ui')
-      ->condition('severity', RfcLogLevel::ERROR)
-      ->countQuery()
-      ->execute()
-      ->fetchField();
-    $this->assertSame($this->expectedLoggedErrors, (int) $num_errors);
-  }
-
-  /**
-   * Preserve the logs pages.
-   */
-  public function outputLogs($username) {
-    // Ensure user 1 is accessing the admin log. Change the username because
-    // the migration changes the username of user 1 but not the password.
-    if (\Drupal::currentUser()->id() != 1) {
-      $this->rootUser->name = $username;
-      $this->drupalLogin($this->rootUser);
-    }
-    $this->drupalGet('/admin/reports/dblog');
-    while ($next_link = $this->getSession()->getPage()->findLink('Next page')) {
-      $next_link->click();
-    }
-
-  }
-
 }
diff --git a/core/modules/migrate_drupal_ui/tests/src/Functional/d6/Upgrade6Test.php b/core/modules/migrate_drupal_ui/tests/src/Functional/d6/Upgrade6Test.php
index f794224e5cf0981384b0f11c15f027d722e31bc8..d14d64ca564b0d2685a295fc49b3e7f5ec091703 100644
--- a/core/modules/migrate_drupal_ui/tests/src/Functional/d6/Upgrade6Test.php
+++ b/core/modules/migrate_drupal_ui/tests/src/Functional/d6/Upgrade6Test.php
@@ -54,11 +54,6 @@ protected function setUp(): void {
 
     $this->loadFixture($this->getModulePath('migrate_drupal') . '/tests/fixtures/drupal6.php');
 
-    // Enable saving the logs and set the post migration admin user name.
-    $this->outputLogs = TRUE;
-    $this->migratedAdminUserName = 'root';
-    $this->expectedLoggedErrors = 36;
-
     // @todo Remove this in https://www.drupal.org/node/3267515
     \Drupal::service('module_installer')->uninstall(['rdf']);
   }
@@ -210,10 +205,6 @@ public function testUpgradeAndIncremental() {
     $this->assertFollowUpMigrationResults();
 
     $this->assertEmailsSent();
-
-    // Save logs and check the error count.
-    $this->outputLogs('root');
-    $this->assertLogError();
   }
 
   /**
diff --git a/core/modules/migrate_drupal_ui/tests/src/Functional/d7/Upgrade7Test.php b/core/modules/migrate_drupal_ui/tests/src/Functional/d7/Upgrade7Test.php
index ec21a350b4301f30ff350acd21d112d95a874d25..d4f52fdf5b7eb8aade3e3f9e8d04411adb0382a9 100644
--- a/core/modules/migrate_drupal_ui/tests/src/Functional/d7/Upgrade7Test.php
+++ b/core/modules/migrate_drupal_ui/tests/src/Functional/d7/Upgrade7Test.php
@@ -45,9 +45,6 @@ class Upgrade7Test extends MigrateUpgradeExecuteTestBase {
   protected function setUp(): void {
     parent::setUp();
 
-    // Install the Drupal 6 and Drupal 7 administration theme.
-    \Drupal::service('theme_installer')->install(['seven']);
-
     // @todo remove in https://www.drupal.org/project/drupal/issues/3267040
     // Delete the existing content made to test the ID Conflict form. Migrations
     // are to be done on a site without content. The test of the ID Conflict
@@ -60,11 +57,6 @@ protected function setUp(): void {
 
     $this->loadFixture($this->getModulePath('migrate_drupal') . '/tests/fixtures/drupal7.php');
 
-    // Enable saving the logs and set the post migration admin user name.
-    $this->outputLogs = TRUE;
-    $this->migratedAdminUserName = 'admin';
-    $this->expectedLoggedErrors = 25;
-
     // @todo Remove this in https://www.drupal.org/node/3267515
     \Drupal::service('module_installer')->uninstall(['rdf']);
   }
@@ -81,7 +73,7 @@ protected function getSourceBasePath() {
    */
   protected function getEntityCounts() {
     return [
-      'block' => 43,
+      'block' => 27,
       'block_content' => 1,
       'block_content_type' => 1,
       'comment' => 4,
@@ -243,10 +235,6 @@ public function testUpgradeAndIncremental() {
     $this->assertFollowUpMigrationResults();
 
     $this->assertEmailsSent();
-
-    // Save logs and check the error count.
-    $this->outputLogs('admin');
-    $this->assertLogError();
   }
 
   /**