MultiSafePay_Msp
1. Open app/code/community/MultiSafepay/Msp/controllers/StandardController.php and find the following line:
$this->_redirect("checkout?utm_nooverride=1", array("_secure" => true));2. Replace it with:
$url = Mage::helper('checkout/url')->getCheckoutUrl();$this->_redirectUrl($url . "?utm_nooverride=1");3. Open app/code/community/MultiSafepay/Msp/controllers/CheckoutController.php and find the following line:
$this->_redirect("checkout", array("_secure" => true));4. Replace it with:
$this->_redirectUrl(Mage::helper('checkout/url')->getCheckoutUrl());