Even without Paypal account you can still send in payment using your credit or debit card. Here's how.

1) After placing an order online, an order confirmation email will be sent out to your registered email address. Click on Pay via Paypal button. 
2) Go to Pay with card. 
3) Fill in necessary information to make payment using your credit card. 

Payment transaction happens on Paypal website, any error message concerning your payment must be submitted to Paypal support for quick resolution.