[01-Apr-2024 04:24:26 UTC] PHP Fatal error:  Uncaught Error: Call to undefined function is_admin() in /var/www/html/wp-content/plugins/duplicate-post/admin-functions.php:9
Stack trace:
#0 {main}
  thrown in /var/www/html/wp-content/plugins/duplicate-post/admin-functions.php on line 9