Fatal error: Uncaught Error: Call to undefined function get_header() in D:\xampp\htdocs\licenciaturas\comsoc\wp-content\plugins\the-events-calendar\src\views\v2\default-template.php:17 Stack trace: #0 {main} thrown in D:\xampp\htdocs\licenciaturas\comsoc\wp-content\plugins\the-events-calendar\src\views\v2\default-template.php on line 17