How to search registered user on ejabberd server from client side using smack library?
问题 I am using smack on the client-side. I tried to search registered users on the client-side because before creating a new user I want to know that the id is registered on server or not if not then create the user either log in the user but ejabberd server crashed with the error. Here are the crash logs of ejabberd server. Failed to process iq: #iq{ id = <<"Hh6AJ-28">>,type = set,lang = <<"en">>, from = #jid{ user = <<"admin">>,server = <<"faiqkhan-virtualbox">>, resource = <<