void OnDisconnect(NetworkMessage netmsg)
 {
     try
     {
         RoomsManager.Disconnect(netmsg.conn.connectionId);
         netmsg.conn.Disconnect();
         Debug.Log("Disconnection successful " + netmsg.conn);
     }
     catch
     {
         Debug.Log("Disconnection fail " + netmsg.conn);
     }
 }