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Fatal error: Uncaught MercadoPagoException: SSL certificate OpenSSL verify result: unable to get local issuer certificate (20) in /home/vps1342/public_html/dev/admin/lib/mercadopago.php:508 Stack trace: #0 /home/vps1342/public_html/dev/admin/lib/mercadopago.php(557): MPRestClient::exec(Array) #1 /home/vps1342/public_html/dev/admin/lib/mercadopago.php(62): MPRestClient::post(Array) #2 /home/vps1342/public_html/dev/admin/lib/mercadopago.php(89): MP->get_access_token() #3 /home/vps1342/public_html/dev/admin/lib/mercadopago.php(97): MP->get_payment(NULL) #4 /home/vps1342/public_html/dev/ipn.php(25): MP->get_payment_info(NULL) #5 {main} thrown in /home/vps1342/public_html/dev/admin/lib/mercadopago.php on line 508