Error After Paypal

[eddcaton]

Hello,

 

I am really new to this....Can someone please help me. 

 

I have a prestashop setup with paypal linked with API. I can attempting a purchase to test the website.. everything works until i pay for the item on paypal and it redirects back to my website. I then get this error. (i have removed the url).

 

Notice: Undefined index: PAYMENTREQUEST_0_SHIPPINGAMT in /home/sites/websiteurl.co.uk/public_html/modules/paypal/paypal_orders.php on line 70 Fatal error: Uncaught exception 'PrestaShopException' with message 'Property Order->payment is empty' in /home/sites/websiteurl.co.uk/public_html/classes/ObjectModel.php:866 Stack trace: #0 /home/sites/websiteurl.co.uk/public_html/classes/ObjectModel.php(272): ObjectModelCore->validateFields() #1 /home/sites/websiteurl.co.uk/public_html/classes/order/Order.php(299): ObjectModelCore->getFields() #2 /home/sites/websiteurl.co.uk/public_html/classes/ObjectModel.php(480): OrderCore->getFields() #3 /home/sites/websiteurl.co.uk/public_html/classes/order/Order.php(304): ObjectModelCore->add(true, true) #4 /home/sites/websiteurl.co.uk/public_html/classes/PaymentModule.php(335): OrderCore->add() #5 /home/sites/websiteurl.co.uk/public_html/modules/paypal/paypal.php(1413): PaymentModuleCore->validateOrder(338, 2, 0.01, '', 'Payment accepte...', Array, 1, false, '907d9020f429b55...', Object(Shop)) #6 /home/sites/websiteurl.co.uk/public_html/modules/paypal/express_checkout/payment.php(290): PayPal->validateOrder(338, 2, 0.01, ' in /home/sites/websiteurl.co.uk/public_html/classes/ObjectModel.php on line 866