Fatal error: Uncaught Error: Undefined constant "WPMailSMTP\ABSPATH" in C:\xampp\htdocs\wordpress\wp-content\pluginsBK\wp-mail-smtp\src\MailCatcher.php:7 Stack trace: #0 {main} thrown in C:\xampp\htdocs\wordpress\wp-content\pluginsBK\wp-mail-smtp\src\MailCatcher.php on line 7