设备SN：242V308000200038

1、用 ServiceProxy.getInstance(mContext).deviceSn查分区为null

2、用 registerMiniProgramDevice方法注册分区返回

code:-11

errMsg: register: {"errcode":9,"errmsg":"device `FzFQt3vBL1II1CQKRCeKzQ-242V308000200038` already registered."