diff --git a/app/src/main/java/com/casic/birmm/inspect/single/fragment/HomePageFragment.kt b/app/src/main/java/com/casic/birmm/inspect/single/fragment/HomePageFragment.kt
index 8113c49..e31924a 100644
--- a/app/src/main/java/com/casic/birmm/inspect/single/fragment/HomePageFragment.kt
+++ b/app/src/main/java/com/casic/birmm/inspect/single/fragment/HomePageFragment.kt
@@ -81,6 +81,7 @@
     private var currentDevice: BluetoothDevice? = null// 当前蓝牙设备
     private var isGeneratingTask = false
     private var alarmCount = 0
+    private var connectedDeviceName = ""
 
     override fun onCreateView(
         inflater: LayoutInflater,
@@ -386,11 +387,12 @@
                     //[51, 51, 50, 48, 48, 48, 48, 49, 48, 48, 48, 50, 13, 10]
                     homeView.deviceStatusView.text = "设备编号: ${bytes.toDeviceCode()}"
                     SaveKeyValues.putValue(LocaleConstant.DEVICE_CODE, bytes.toDeviceCode())
-//                    BLEManager.sendCommand(LocaleConstant.OPEN_TRANSFER_COMMAND)
-                } else if (bytes.size == 14) {
+                    BLEManager.sendCommand(LocaleConstant.OPEN_TRANSFER_COMMAND)
+                } else if (bytes.first() == (-86).toByte() && bytes.size == 14) {
                     handleMethaneData(bytes)
                 } else {
-                    "甲烷数据格式异常".show(requireContext())
+                    //如果收到错误数据，就保存设备编号
+                    SaveKeyValues.putValue(LocaleConstant.DEVICE_CODE, connectedDeviceName)
                 }
             }
 
@@ -415,7 +417,7 @@
                 //清除缓存
                 blueToothBeans.clear()
                 latLngs.clear()
-                SaveKeyValues.putValue(LocaleConstant.DEVICE_CODE, "")
+                SaveKeyValues.removeKey(LocaleConstant.DEVICE_CODE)
 
                 LoadingDialogHub.dismiss()
                 "巡检记录保存成功".show(requireContext())
@@ -427,7 +429,8 @@
     private fun startConnectDevice(device: BluetoothDevice) {
         this.currentDevice = device
         if (!curConnectState) {
-            LoadingDialogHub.show(requireActivity(), "正在连接[${currentDevice!!.name}]...")
+            connectedDeviceName = currentDevice!!.name
+            LoadingDialogHub.show(requireActivity(), "正在连接[${connectedDeviceName}]...")
             BLEManager.connectBleDevice(
                 requireContext(), currentDevice!!, 10000,
                 LocaleConstant.SERVICE_UUID,