Paypal Express Checkout window keeps loading
问题 I'm trying to integrate the PayPal button to execute a simple payment to a new Paypal account I just created. Following the guide I rendered the button, but when I click on it and the new window shows up, nothing happens. The "loading lock" keeps spinning, but no errors are shown in the new window, nor in my page. No calls to "onError()" function are executed. I don't know what's wrong! I followed the instruction of the guide! Navigating other websites I saw that in the new window, while