Paypal IPN simulator issue
问题 Although lots of people have asked this question and I have gone through many of them but unable to fix my issue. I think its simple but unfortunately I am stuck here. I am able to hit my listener externally but not getting from IPN simulator. Getting the following error any help is highly appreicated. cheers! 回答1: Using a "raw" IP address in the target URL appears to be prevented by PayPal's IPN simulator; I've been testing it out and it seems that the simulator will only send a request if