Fatal error: Uncaught Error: Call to undefined function add_action() in /home10/amoutsei/public_html/wp-content/plugins/gutenberg/lib/compat/plugin/edit-site-routes-backwards-compat.php:34 Stack trace: #0 {main} thrown in /home10/amoutsei/public_html/wp-content/plugins/gutenberg/lib/compat/plugin/edit-site-routes-backwards-compat.php on line 34