No ipn field provided for preapprove_payment

[hayesmp]

Otherwise, how do I handle failure of a pre-approval?

[cholung]

Hello,

Just landed here, don't know if these links might be of help:

http://stackoverflow.com/questions/11584481/this-transaction-is-invalid-please-return-to-the-recipients-website-and-try-ag

http://stackoverflow.com/questions/11616207/preapproved-payments-with-paypal-in-rails-3-2

Wish you luck!