Fatal error: Uncaught Error: Class 'IXR_Client' not found in C:\xampp\htdocs\esenciaonline-pro\wp-includes\class-wp-http-ixr-client.php:9 Stack trace: #0 {main} thrown in C:\xampp\htdocs\esenciaonline-pro\wp-includes\class-wp-http-ixr-client.php on line 9