Fatal error: Uncaught Error: Class "Drupal\FunctionalTests\Update\UpdatePathTestBase" not found in /home/qcsvlel/www/core/modules/views/tests/src/Functional/Update/ViewsAddDefaultTableCssClassUpdateTest.php:18 Stack trace: #0 {main} thrown in /home/qcsvlel/www/core/modules/views/tests/src/Functional/Update/ViewsAddDefaultTableCssClassUpdateTest.php on line 18