Fatal error: Uncaught Error: Call to undefined function wp_die() in /home/admin/public_html/courses/wp-content/plugins/sfwd-lms/includes/lib/tcpdf/config/tcpdf_config.php:41 Stack trace: #0 {main} thrown in /home/admin/public_html/courses/wp-content/plugins/sfwd-lms/includes/lib/tcpdf/config/tcpdf_config.php on line 41