Payumoney Payment Modules Success Page Error

Payumoney Payment Modules Success Page Error is happen after your customer complete their transaction on your prestashop 1.5.6.2 ecommerce site. The error is look like below :
As you can see from above image, the page doesn't call css file. To fix that error on your prestashop site, open success.php (you can find this on your payumoney payment gateway folder). After that, don't forget to backup the file first.

1. Find the following code
 include(dirname(__FILE__).'/../../config/config.inc.php');
        include(dirname(__FILE__).'/../../init.php');
        include(dirname(__FILE__).'/payu.php');
        include(dirname(__FILE__).'/../../header.php');

2. Change above code into below code
 include(dirname(__FILE__).'/../../config/config.inc.php');
        include(dirname(__FILE__).'/../../init.php');
        include(dirname(__FILE__).'/payu.php');
        $context = Context::getContext();
        $fc=new Frontcontroller();
        $fc->setmedia();
        include(dirname(__FILE__).'/../../header.php');