HELP with paypal error urgent

[[email protected]]

hello,

 

i need help, i have a problem when a client try to do a payment in my prestashop store...

 

the following message appears and nothing happens

 

Error occurred:

Please try to contact the merchant:

1. <b>PayPal response:</b>
2. BILLINGAGREEMENTACCEPTEDSTATUS -> 0
3. CHECKOUTSTATUS -> PaymentActionNotInitiated
4. TIMESTAMP -> 2014-09-15T10:18:21Z
5. EMAIL -> [email protected]
6. PAYERID -> XXXXXXXX
7. PAYERSTATUS -> verified
8. FIRSTNAME -> XXXX
9. LASTNAME -> XXXX
10. COUNTRYCODE -> PT
11. SHIPTONAME -> XXXXX
12. SHIPTOSTREET -> XXXX
13. SHIPTOCITY -> XXXX
14. SHIPTOZIP -> XXXX
15. SHIPTOCOUNTRYCODE -> PT
16. SHIPTOPHONENUM -> XXXX
17. SHIPTOCOUNTRYNAME -> Portugal
18. ADDRESSSTATUS -> Unconfirmed
19. CURRENCYCODE -> EUR
20. AMT -> 7.44
21. ITEMAMT -> 1.29
22. SHIPPINGAMT -> 6.15
23. HANDLINGAMT -> 0.00
24. TAXAMT -> 0.00
25. INSURANCEAMT -> 0.00
26. SHIPDISCAMT -> 0.00
27. L_NAME0 -> Cerâmica TIG 10N45
28. L_NUMBER0 -> 19
29. L_QTY0 -> 1
30. L_TAXAMT0 -> 0.00
31. L_AMT0 -> 1.29
32. L_DESC0 -> ...
33. L_ITEMWEIGHTVALUE0 -> 0.00000
34. L_ITEMLENGTHVALUE0 -> 0.00000
35. L_ITEMWIDTHVALUE0 -> 0.00000
36. L_ITEMHEIGHTVALUE0 -> 0.00000
37. PAYMENTREQUEST_0_CURRENCYCODE -> EUR
38. PAYMENTREQUEST_0_AMT -> 7.44
39. PAYMENTREQUEST_0_ITEMAMT -> 1.29
40. PAYMENTREQUEST_0_SHIPPINGAMT -> 6.15
41. PAYMENTREQUEST_0_HANDLINGAMT -> 0.00
42. PAYMENTREQUEST_0_TAXAMT -> 0.00
43. PAYMENTREQUEST_0_INSURANCEAMT -> 0.00
44. PAYMENTREQUEST_0_SHIPDISCAMT -> 0.00
45. PAYMENTREQUEST_0_INSURANCEOPTIONOFFERED -> false
46. PAYMENTREQUEST_0_SHIPTONAME -> XXXX
47. PAYMENTREQUEST_0_SHIPTOSTREET -> XXXX
48. PAYMENTREQUEST_0_SHIPTOCITY -> XXXX
49. PAYMENTREQUEST_0_SHIPTOZIP -> XXXX
50. PAYMENTREQUEST_0_SHIPTOCOUNTRYCODE -> PT
51. PAYMENTREQUEST_0_SHIPTOPHONENUM -> XXXX
52. PAYMENTREQUEST_0_SHIPTOCOUNTRYNAME -> Portugal
53. PAYMENTREQUEST_0_ADDRESSSTATUS -> Unconfirmed
54. PAYMENTREQUEST_0_ADDRESSNORMALIZATIONSTATUS -> None
55. L_PAYMENTREQUEST_0_NAME0 -> Cerâmica TIG 10N45
56. L_PAYMENTREQUEST_0_NUMBER0 -> 19
57. L_PAYMENTREQUEST_0_QTY0 -> 1
58. L_PAYMENTREQUEST_0_TAXAMT0 -> 0.00
59. L_PAYMENTREQUEST_0_AMT0 -> 1.29
60. L_PAYMENTREQUEST_0_DESC0 -> ...
61. L_PAYMENTREQUEST_0_ITEMWEIGHTVALUE0 -> 0.00000
62. L_PAYMENTREQUEST_0_ITEMLENGTHVALUE0 -> 0.00000
63. L_PAYMENTREQUEST_0_ITEMWIDTHVALUE0 -> 0.00000
64. L_PAYMENTREQUEST_0_ITEMHEIGHTVALUE0 -> 0.00000
65. PAYMENTREQUESTINFO_0_ERRORCODE -> 0
66. Cannot update existing cart

Please help me...