in my logs i see: Looks like an invalid IPN post - no Invoice# passed Exception Am_Exception_Paysystem_TransactionEmpty Am_Paysystem_Transaction_Incoming->autoCreate [ library/Am/Paysystem/Transaction/Incoming.php : 302 ] Am_Paysystem_Transaction_Incoming->validate [ library/Am/Paysystem/Transaction/Abstract.php : 48 ] Am_Paysystem_Transaction_Abstract->process [ library/Am/Paysystem/Transaction/Incoming.php : 246 ] Am_Paysystem_Transaction_Incoming->process [ library/Am/Paysystem/Abstract.php : 463 ] Am_Paysystem_Abstract->directAction [ application/default/controllers/DirectController.php : 28 ] DirectController->__call [ library/Am/Controller.php : 118 ] Am_Controller->dispatch [ library/Zend/Controller/Dispatcher/Standard.php : 295 ] Zend_Controller_Dispatcher_Standard->dispatch [ library/Zend/Controller/Front.php : 954 ] Zend_Controller_Front->dispatch [ library/Am/App.php : 1916 ] Am_App->run [ index.php : 43 ]
This error can be generate if someone (not payment system) open IPN url in browser. You can contact us in helpdesk (https://www.amember.com/support) we will check your installation.