Yes, I get this:

ALERT: Access Token not set:
1. Make sure the OAuth Redirect URL in your Square Account "app" is set to

https://www.pazdarwinery.com/squareWebPay_handler.php


2. And then (click on green button)

I do that and I get a blank screen with this address:

https://www.pazdarwinery.com/squareW...1f13ed7ce4#_=_