When i am trying to done the payment after the purchasing of several products,I had entered the credit card number and csc number,I am getting an error from payflowlink.paypal.com,The error i am getting is:

"We were unable to process your transaction due to one of the following reasons: the credit card or expiration date you entered is invalid, the street address you entered does not match the address of your credit card, the zip code you entered does not match the zip code of your credit card or there are insufficient funds available on the credit card you entered.

Click back and check to ensure your payment information is correct."