Fatal error: Uncaught Error: Class "Drupal\Tests\BrowserTestBase" not found in /home/quitpathshareaco/public_html/New/vendor/drupal/core/tests/PHPStan/fixtures/test-classes-missing-attributes.php:15 Stack trace: #0 {main} thrown in /home/quitpathshareaco/public_html/New/vendor/drupal/core/tests/PHPStan/fixtures/test-classes-missing-attributes.php on line 15