• This is my first woocommerce cart
    I Install PayPal Pro , configure as a testing node ( sandbox)
    when i send card for processing it do not get process and
    I am getting error message
    “Payment error: Security header is not valid”
    It seems that I did every thing as required

    Any idea why I am getting this error?

    Thanx

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Viewing 3 replies - 1 through 3 (of 3 total)
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