Fatal error: Uncaught Error: Class "Drupal\Tests\Core\Menu\LocalTaskIntegrationTestBase" not found in /home/qcsvlel/www/core/modules/update/tests/src/Unit/Menu/UpdateLocalTasksTest.php:14 Stack trace: #0 {main} thrown in /home/qcsvlel/www/core/modules/update/tests/src/Unit/Menu/UpdateLocalTasksTest.php on line 14