Fatal error: Uncaught Error: Class 'IXR_Server' not found in C:\xampp\htdocs\esenciaonline-pro\wp-includes\class-wp-xmlrpc-server.php:24
Stack trace:
#0 {main}
thrown in C:\xampp\htdocs\esenciaonline-pro\wp-includes\class-wp-xmlrpc-server.php on line 24