Fatal error: Uncaught Error: Class "Drupal\FunctionalJavascriptTests\JSWebAssert" not found in /home/qcsvlel/www/core/tests/Drupal/FunctionalJavascriptTests/WebDriverWebAssert.php:10 Stack trace: #0 {main} thrown in /home/qcsvlel/www/core/tests/Drupal/FunctionalJavascriptTests/WebDriverWebAssert.php on line 10