I get an error in Paypal Express form

  • Profile Image
    eventiAGC
    Asked on March 15, 2017 at 08:17 AM

    Hi, I can't be able to set up payments via PayPal Express. I get this error

    [PayPal Express Error]

    -An error has occurred. Please contact form administrator for assistance.

    [Transaction refused because of an invalid argument. See additional error messages for details.]

     

    Username API, Password API and API signature are correct. 

    I don't find where is my error.

    Thank you for your help

  • Profile Image
    eventiAGC
    Answered on March 15, 2017 at 09:26 AM

    Solved

    My mistake to check digital good.