
Originally Posted by
mathewchan
I have the same problem too. Zen-cart had no problem transferring data to PayPal and the customer proceeded to PayPal page, however, after he clicked the "Pay Now" button on PayPal, he was returned to the login page of my website, instead of having the transaction processed.
The order was not processed by zen-cart, he was not charged in PayPal either.
I spent a day trying to reproduce the error but have no luck at all.
Not sure if anybody has ever bumped into such problem.