Fatal error: Uncaught Error: Call to undefined function mysql_pconnect() in C:\xampp\htdocs\anteriores\sirloinags_facturacion\Connections\sir_facturacion.php:9 Stack trace: #0 C:\xampp\htdocs\anteriores\sirloinags_facturacion\index.php(1): require_once() #1 {main} thrown in C:\xampp\htdocs\anteriores\sirloinags_facturacion\Connections\sir_facturacion.php on line 9