Fix issue for InitialContextSetupRequest

src/amf-app/amf_n1.cpp

@@ -2194,6 +2194,7 @@ void amf_n1::security_mode_complete_handle(
     itti_msg->amf_ue_ngap_id = amf_ue_ngap_id;
     itti_msg->kgnb           = kgnb_bs;
     itti_msg->nas            = protectedNas;
+    itti_msg->is_pdu_exist   = false;  // no pdu context
     itti_msg->is_sr          = false;  // TODO: for Service Request procedure
     std::shared_ptr<itti_initial_context_setup_request> i =
         std::shared_ptr<itti_initial_context_setup_request>(itti_msg);