888desjardins Posted November 16, 2014 Share Posted November 16, 2014 hi, all my shop version : PrestaShop™ 1.6.0.6 - 3.222s paypal version : v3.7.2-PayPal Europe - Official I created an order in my website, tried to pay by paypal , the website pop up the following messages: Error occurred: Please try to contact the merchant: <b>PayPal response:</b> TIMESTAMP -> 2014-11-16T08:41:35Z L_ERRORCODE0 -> 10002 L_SHORTMESSAGE0 -> Security error L_LONGMESSAGE0 -> Security header is not valid L_SEVERITYCODE0 -> Error « BACK in the back office, i can only find this order in Abandoned Carts, order ID indicates " not ordered" . I would appreciate if you can give me some suggestions.. Thanks in advance Link to comment Share on other sites More sharing options...
888desjardins Posted November 16, 2014 Author Share Posted November 16, 2014 sorry , i just solved it. The problem caused that i did not copy the API password correctly. sorry..... Link to comment Share on other sites More sharing options...
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