I’m using Cornerstone version 6.0.8. If you visit a random page that doesn’t exist, instead of going to https://fortunaadmissions.com/404-error/, it shows a fatal error. I’ve disabled every plugin except for Cornerstone, and the issue still shows.
Fatal error : Uncaught Exception: Unable to load content from post. in /var/www/vhosts/fortunaadmissions.com/httpdocs/wp-content/plugins/cornerstone/includes/classes/content/class-content.php:58 Stack trace: #0 /var/www/vhosts/fortunaadmissions.com/httpdocs/wp-content/plugins/cornerstone/includes/classes/content/class-content.php(28): Cornerstone_Content->load_from_post(NULL) #1 /var/www/vhosts/fortunaadmissions.com/httpdocs/wp-content/plugins/cornerstone/includes/classes/element/class-element-front-end.php(208): Cornerstone_Content->__construct(0) #2 /var/www/vhosts/fortunaadmissions.com/httpdocs/wp-content/plugins/cornerstone/includes/classes/element/class-element-front-end.php(87): Cornerstone_Element_Front_End->get_content(0) #3 /var/www/vhosts/fortunaadmissions.com/httpdocs/wp-content/plugins/cornerstone/includes/classes/element/class-element-front-end.php(70): Cornerstone_Element_Front_End->render_the_content_cached(0, ‘[cs_element_sec…’) #4 /var/www/vhosts/fortunaadmissions.com/httpdocs/wp-includes/shortcodes.php( in /var/www/vhosts/fortunaadmissions.com/httpdocs/wp-content/plugins/cornerstone/includes/classes/content/class-content.php on line 58