群集应用程序主错误

Question

我遵循this link's步骤，但在终端中执行此命令之后： easy_cluster:join('ejabberd@master.domain.com')，我从奴隶日志文件中收到错误消息，如下所示：

=INFO REPORT==== 2013-12-16 20:08:45 ===
    application: mnesia
    exited: stopped
    type: permanent

=ERROR REPORT==== 2013-12-16 20:08:45 ===
    application_master: shutdown_error
    ejabberd_app: {prep_stop,[[]]}
    error_info: {badarg,
                    [{ets,lookup,[local_config,listen],[]},
                     {ejabberd_config,get_local_option,1,
                         [{file,"ejabberd_config.erl"},{line,590}]},
                     {ejabberd_listener,stop_listeners,0,
                         [{file,"ejabberd_listener.erl"},{line,360}]},
                     {ejabberd_app,prep_stop,1,
                         [{file,"ejabberd_app.erl"},{line,81}]},
                     {application_master,prep_stop,2,
                         [{file,"application_master.erl"},{line,373}]},
                     {application_master,loop_it,4,
                         [{file,"application_master.erl"},{line,349}]}]}