Fatal error: Uncaught Error: Call to undefined function add_action() in /home/theinsightpartne/public_html/blog/wp-content/plugins/gutenberg/build/widgets/blocks/legacy-widget.php:67 Stack trace: #0 {main} thrown in /home/theinsightpartne/public_html/blog/wp-content/plugins/gutenberg/build/widgets/blocks/legacy-widget.php on line 67