Fatal error: Uncaught Error: Call to undefined function register_activation_hook() in /home/oazain/public_html/wordpress/wp-content/plugins/hello-dolly/hello.php:68 Stack trace: #0 /home/oazain/public_html/index.php(13): require_once() #1 {main} thrown in /home/oazain/public_html/wordpress/wp-content/plugins/hello-dolly/hello.php on line 68