I have this problema when try to do a pay with paypal, in my site. The thing is that it Works fine in my localhost, but when I put in the server, gave this error.
PHP Fatal error: Class 'Modelpaymentpppro' not found in /home4/markexf4/public_html/opencart/upload/system/engine/loader.php on line 61
Something have any idea to how fix this error?

Thanks for help!
