title: Paypal Error Please try to contact merchant?
body: <p>I am facing the same problem as seen in this <a href="http://forge.prestashop.com/browse/PNM-1165" rel="nofollow">http://forge.prestashop.com/browse/PNM-1165</a>
  It says this following message after I click on 'pay with paypal' </p>
  
  <p><strong>Error occurred:
  Please try to contact the merchant:
  PayPal response:
  -></strong></p>
  
  <p>I don't know what to do T^T
  Im using prestashop 1.5.4 and paypal module 3.5</p>
  
  <p>There is one reply suggestion from Francois Gaillard added a comment - 29/Mar/13 9:29 AM
  He said that</p>
  
  <blockquote>
    <blockquote>
      <p>This issue occurs when your server IP has been blocked by the PayPal's API. If you are running share hosting environment the server can be banned blacklisted by PayPal.</p>
      
      <p>Please, try to contact PayPal support they should be able to help you.</p>
      
      <p>Let us know when you have more details please.</p>
    </blockquote>
  </blockquote>
  
  <p>Thank you,
  Kind regards.</p>