Fatal error: Uncaught Error: Class "advanced_testcase" not found in C:\Apache24\htdocs\moodle\admin\tool\mfa\factor\sms\tests\admin_settings_aws_region_test.php:37 Stack trace: #0 {main} thrown in C:\Apache24\htdocs\moodle\admin\tool\mfa\factor\sms\tests\admin_settings_aws_region_test.php on line 37