Strophe room creation

[Madhan Kumar]

createRoom() {

this.nick = this.name;

this.room_name = this.nick + this.conf;

console.log(this.room_name);

this.mucCreateRoom(this.room_name);

}

mucCreateRoom(room_name)

{

this.connection.muc.init(this.connection);

//this.mucSendPresence(room_name);

var presence = $pres({

to: room_name

}).c('x', { 'xmlns': 'http://jabber.org/protocol/muc' });

console.log(presence.tree());

this.connection.send(presence.tree());

this.connection.muc.createInstantRoom(room_name,

function (status) {

console.log("Succesfully created ChatRoom", status);

},

function (status) {

console.log("Error creating ChatRoom", status);

}

);

}

hello what is wrong in this code to create room on strophe.

i have got error in connection. it shows disconnected