title: Prestashop Paypal Payment Error
body: <p>When I make the payment with PayPal on my website with prestashop, after Checkout Payment, the page goes to a 404 error, and if I refresh I get this error:</p>
  
  <pre><code>Please try to contact the merchant:
  &lt;b&gt;PayPal response:&lt;/b&gt;
  BILLINGAGREEMENTACCEPTEDSTATUS -&gt; 0
  CHECKOUTSTATUS -&gt; PaymentActionCompleted
  TIMESTAMP -&gt; 2014-05-26T11:37:21Z
  EMAIL -&gt; email@hotmail.com
  PAYERID -&gt; DMCCLG8Q5ZSX8
  PAYERSTATUS -&gt; unverified
  FIRSTNAME -&gt; Firstname Middlename
  LASTNAME -&gt; Lastname
  COUNTRYCODE -&gt; DK
  SHIPTONAME -&gt; Firstname Middlename Lastname
  SHIPTOSTREET -&gt; Adress
  SHIPTOSTREET2 -&gt; Adress
  SHIPTOCITY -&gt; City
  SHIPTOZIP -&gt; Zipcode
  SHIPTOCOUNTRYCODE -&gt; DK
  SHIPTOCOUNTRYNAME -&gt; Denmark
  ADDRESSSTATUS -&gt; Unconfirmed
  CURRENCYCODE -&gt; DKK
  AMT -&gt; 6.00
  ITEMAMT -&gt; 6.00
  SHIPPINGAMT -&gt; 0.00
  HANDLINGAMT -&gt; 0.00
  TAXAMT -&gt; 0.00
  INSURANCEAMT -&gt; 0.00
  SHIPDISCAMT -&gt; 0.00
  L_NAME0 -&gt; prøve item
  L_NUMBER0 -&gt; 29
  L_QTY0 -&gt; 1
  L_TAXAMT0 -&gt; 0.00
  L_AMT0 -&gt; 6.00
  L_DESC0 -&gt; lalala...
  L_ITEMWEIGHTVALUE0 -&gt; 0.00000
  L_ITEMLENGTHVALUE0 -&gt; 0.00000
  L_ITEMWIDTHVALUE0 -&gt; 0.00000
  L_ITEMHEIGHTVALUE0 -&gt; 0.00000
  PAYMENTREQUEST_0_CURRENCYCODE -&gt; DKK
  PAYMENTREQUEST_0_AMT -&gt; 6.00
  PAYMENTREQUEST_0_ITEMAMT -&gt; 6.00
  PAYMENTREQUEST_0_SHIPPINGAMT -&gt; 0.00
  PAYMENTREQUEST_0_HANDLINGAMT -&gt; 0.00
  PAYMENTREQUEST_0_TAXAMT -&gt; 0.00
  PAYMENTREQUEST_0_INSURANCEAMT -&gt; 0.00
  PAYMENTREQUEST_0_SHIPDISCAMT -&gt; 0.00
  PAYMENTREQUEST_0_TRANSACTIONID -&gt; 81L157049P102883X
  PAYMENTREQUEST_0_INSURANCEOPTIONOFFERED -&gt; false
  PAYMENTREQUEST_0_SHIPTONAME -&gt; Firstname Middlename Lastname
  PAYMENTREQUEST_0_SHIPTOSTREET -&gt; Adress
  PAYMENTREQUEST_0_SHIPTOSTREET2 -&gt; Adress
  PAYMENTREQUEST_0_SHIPTOCITY -&gt; City
  PAYMENTREQUEST_0_SHIPTOZIP -&gt; Zipcode
  PAYMENTREQUEST_0_SHIPTOCOUNTRYCODE -&gt; DK
  PAYMENTREQUEST_0_SHIPTOCOUNTRYNAME -&gt; Denmark
  PAYMENTREQUEST_0_ADDRESSSTATUS -&gt; Unconfirmed
  PAYMENTREQUEST_0_ADDRESSNORMALIZATIONSTATUS -&gt; None
  L_PAYMENTREQUEST_0_NAME0 -&gt; prøve item
  L_PAYMENTREQUEST_0_NUMBER0 -&gt; 29
  L_PAYMENTREQUEST_0_QTY0 -&gt; 1
  L_PAYMENTREQUEST_0_TAXAMT0 -&gt; 0.00
  L_PAYMENTREQUEST_0_AMT0 -&gt; 6.00
  L_PAYMENTREQUEST_0_DESC0 -&gt; lalala...
  L_PAYMENTREQUEST_0_ITEMWEIGHTVALUE0 -&gt; 0.00000
  L_PAYMENTREQUEST_0_ITEMLENGTHVALUE0 -&gt; 0.00000
  L_PAYMENTREQUEST_0_ITEMWIDTHVALUE0 -&gt; 0.00000
  L_PAYMENTREQUEST_0_ITEMHEIGHTVALUE0 -&gt; 0.00000
  PAYMENTREQUESTINFO_0_TRANSACTIONID -&gt; 81L157049P102883X
  PAYMENTREQUESTINFO_0_ERRORCODE -&gt; 0
  Cart changed since the last checkout express, please make a new Paypal checkout payment
  Your cart is empty.
  </code></pre>
  
  <p>Anyone have any idea how to fix this? I'm using prestashop 1.5.6.1 with the Alysum Theme</p>