Fatal error: Uncaught SoapFault exception: [soap:Server] A autenticacao de null falhou! in C:\xampp\htdocs\ecommerce\sigep\consultaCEP.php:18 Stack trace: #0 C:\xampp\htdocs\ecommerce\sigep\consultaCEP.php(18): SoapClient->__call('consultaCEP', Array) #1 {main} thrown in C:\xampp\htdocs\ecommerce\sigep\consultaCEP.php on line 18