PayPal Website Payments Pro; I made a mistake and checked the Flow checkbox. I've entered the PayPal Website Payments Pro info properly but now I have that new error:
10002 Security error - Security header is not valid
What do you think?
PayPal Website Payments Pro; I made a mistake and checked the Flow checkbox. I've entered the PayPal Website Payments Pro info properly but now I have that new error:
10002 Security error - Security header is not valid
What do you think?