[FEATURE] Handle no notification error in listener.
[FEATURE] Handle no notification error in listener.

xdv/gatewayd,zealord/gatewayd,Parkjeahwan/awegeeks,xdv/gatewayd,whotooktwarden/gatewayd,whotooktwarden/gatewayd,Parkjeahwan/awegeeks,zealord/gatewayd,crazyquark/gatewayd,crazyquark/gatewayd