Fatal error: Uncaught Error: Call to undefined function add_action() in /home/shineqat/public_html/wp-content/plugins/get-page-ids/get_page_ids.php:13 Stack trace: #0 /home/shineqat/public_html/wp-content/plugins/get-page-ids/get_page_ids.php(99): Create_array_of_page_ids->__construct() #1 {main} thrown in /home/shineqat/public_html/wp-content/plugins/get-page-ids/get_page_ids.php on line 13