Fatal error: Uncaught Error: Class "Behat\Mink\Session" not found in /home/.sites/site4/wwwroot/web/4.0/ui/src/Behat/MinkSession.php:9 Stack trace: #0 {main} thrown in /home/.sites/site4/wwwroot/web/4.0/ui/src/Behat/MinkSession.php on line 9