Fatal error: Uncaught Exception: PagSeguroLibrary: cURL library is required. in C:\Apache24\htdocs\library\Zend\PagSeguro\source\PagSeguroLibrary\utils\PagSeguroHttpConnection.class.php:36 Stack trace: #0 C:\Apache24\htdocs\library\Zend\PagSeguro\source\PagSeguroLibrary\service\PagSeguroPaymentService.class.php(75): PagSeguroHttpConnection->__construct() #1 C:\Apache24\htdocs\library\Zend\PagSeguro\source\PagSeguroLibrary\domain\PagSeguroPaymentRequest.class.php(68): PagSeguroPaymentService::checkoutRequest(Object(PagSeguroAccountCredentials), Object(PagSeguroPaymentRequest), true) #2 C:\Apache24\htdocs\library\Zend\PagSeguro\source\examples\checkout\createPaymentRequestLightbox.php(116): PagSeguroPaymentRequest->register(Object(PagSeguroAccountCredentials), true) #3 C:\Apache24\htdocs\library\Zend\PagSeguro\source\examples\checkout\createPaymentRequestLightbox.php(137): CreatePaymentRequestLightbox::main() #4 {main} thrown in C:\Apache24\htdocs\library\Zend\PagSeguro\source\PagSeguroLibrary\utils\PagSeguroHttpConnection.class.php on line 36