Модуль оплаты payu (ошибка)

[papoa]

Здраствуйте.

 

Установил модуль оплаты payu

https://github.com/PayUUA/Opencart-1.5

 

При переходе в Оформление заказа выдаёт ошибку

Notice: Undefined index: order_id in /home/f/fr39323/public_html/catalog/controller/payment/payu.php on line 5Notice: Undefined index: order_id in /home/f/fr39323/public_html/catalog/controller/payment/payu.php on line 13Notice: Undefined variable: pname in /home/f/fr39323/public_html/catalog/controller/payment/payu.php on line 50Notice: Undefined variable: pid in /home/f/fr39323/public_html/catalog/controller/payment/payu.php on line 51Notice: Undefined variable: pinfo in /home/f/fr39323/public_html/catalog/controller/payment/payu.php on line 52Notice: Undefined variable: price in /home/f/fr39323/public_html/catalog/controller/payment/payu.php on line 53Notice: Undefined variable: qty in /home/f/fr39323/public_html/catalog/controller/payment/payu.php on line 54Notice: Undefined variable: vat in /home/f/fr39323/public_html/catalog/controller/payment/payu.php on line 55ORDER_PNAME is not set

Если кто сталкивался, подскажите в чём может быть проблема.

Заранее спасибо.