Fatal error: Uncaught exception 'Exception' with message 'SSL certificate OpenSSL verify result: unable to get local issuer certificate (20)' in /home/destinoandinotur/temp.destinoandino.tur.ar/gwp/mercadopago/lib/mercadopago.php:402 Stack trace: #0 /home/destinoandinotur/temp.destinoandino.tur.ar/gwp/mercadopago/lib/mercadopago.php(435): MPRestClient::exec('POST', '/oauth/token', 'client_id=30869...', 'application/x-w...') #1 /home/destinoandinotur/temp.destinoandino.tur.ar/gwp/mercadopago/lib/mercadopago.php(61): MPRestClient::post('/oauth/token', 'client_id=30869...', 'application/x-w...') #2 /home/destinoandinotur/temp.destinoandino.tur.ar/gwp/mercadopago/lib/mercadopago.php(176): MP->get_access_token() #3 /home/destinoandinotur/temp.destinoandino.tur.ar/checkout.php(128): MP->create_preference(Array) #4 {main} thrown in /home/destinoandinotur/temp.destinoandino.tur.ar/gwp/mercadopago/lib/mercadopago.php on line 402