uniapp HBX1.8 蓝牙问题

01:36:02.070 获取蓝牙设备成功:getBluetoothDevices:ok at pages/API/bluetooth/bluetooth.vue:290
01:36:02.090 获取蓝牙设备成功:getBluetoothDevices:ok at pages/API/bluetooth/bluetooth.vue:290
01:36:08.980 停止搜索蓝牙设备:stopBluetoothDevicesDiscovery:ok at pages/API/bluetooth/bluetooth.vue:255
01:36:23.127 {"errMsg":"createBLEConnection:ok"} at pages/API/bluetooth/bluetooth.vue:334
01:36:23.149 连接蓝牙成功:createBLEConnection:ok at pages/API/bluetooth/bluetooth.vue:335
01:36:23.290 蓝牙连接状态 --------------------------> at pages/API/bluetooth/bluetooth.vue:461
01:36:23.311 {"deviceId":"08:02:A7:04:2E:8C","connected":false} at pages/API/bluetooth/bluetooth.vue:462
01:36:23.331 断开低功耗蓝牙成功: at pages/API/bluetooth/bluetooth.vue:465
01:36:23.510 停止搜索蓝牙设备:stopBluetoothDevicesDiscovery:ok at pages/API/bluetooth/bluetooth.vue:255

我用hello uniapp测试蓝牙。。。为什么一点连接蓝牙设备，提示成功，然后立马就断开连接。。。。