Fatal error: Uncaught Error: Call to undefined function add_shortcode() in /home/smwlocal219/public_html/wp-content/plugins/paid-memberships-pro/shortcodes/membership.php:91 Stack trace: #0 {main} thrown in /home/smwlocal219/public_html/wp-content/plugins/paid-memberships-pro/shortcodes/membership.php on line 91