Hi friends, I am working with PayPal sandbox developer site 2 months back i created and use that account properly same code is not working now today i test it i identify that notify_url link is not calling i am created IPN also. but now its not calling that file what can i do ? please help me ? i done a code for notify_url is : <input type="hidden" name="notify_url" value="my page with domain name"/> This is code we are passing at the time of entering into the PayPal payment time through return,amount, ...etc. what we need. Thanks in advance....