PayPal Pro: Security header is not valid

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    cesmeatlatur
    Asked on January 25, 2016 at 06:09 AM

    Dear All 

    I would like to use Paypal Pro , but get this 

    Security error
    Security header is not valid
     
     
     
    Could you please help me about it what I have to do for use it . 
     
    Thank You 
  • Profile Image
    Mike
    Answered on January 25, 2016 at 10:45 AM

    Thank you for contacting us.

    Have you solved the problem by updating your PayPal Account API details on the form?

    My test PayPal submission was properly forwarded to the PayPal payment page.

    If the issue still persists, please let us know.