Fatal error: Uncaught Error: Call to undefined function plugin_dir_path() in E:\www\web\wp-content\plugins\wp-mail-smtp\wp_mail_smtp.php:118 Stack trace: #0 E:\www\web\wp-content\plugins\wp-mail-smtp\wp_mail_smtp.php(163): wp_mail_smtp_check_pro_loading_allowed() #1 {main} thrown in E:\www\web\wp-content\plugins\wp-mail-smtp\wp_mail_smtp.php on line 118