HarmonyOS 鸿蒙Next Api9 使用蓝牙扫描功能存在报错2900100

HarmonyOS 鸿蒙Next Api9 使用蓝牙扫描功能存在报错2900100

bluetoothManager.on(‘bluetoothDeviceFind’, (data) => { console.log(JSON.stringify(data)) }); bluetoothManager.startBluetoothDiscovery()

errCode:2900100,errMessage:BussinessError 2900100: trans exception.

当前module.json5中配置为

{ “module”: { “name”: “entry”, “type”: “entry”, “description”: “$string:module_desc”, “mainElement”: “EntryAbility”, “deviceTypes”: [ “phone”, “tablet” ], “deliveryWithInstall”: true, “installationFree”: false, “pages”: “$profile:main_pages”, “abilities”: [ { “name”: “EntryAbility”, “srcEntry”: “./ets/entryability/EntryAbility.ts”, “description”: “$string:EntryAbility_desc”, “icon”: “$media:icon”, “label”: “$string:EntryAbility_label”, “startWindowIcon”: “$media:startIcon”, “startWindowBackground”: “$color:start_window_background”, “exported”: true, “skills”: [ { “entities”: [ “entity.system.home” ], “actions”: [ “action.system.home” ] } ] } ], “requestPermissions”: [ { //允许应用查看蓝牙的配置 “name”: “ohos.permission.USE_BLUETOOTH”, “reason”: “$string:app_name”, “usedScene”: { “when”:“always” } }, { //允许应用配置本地蓝牙，查找远端设备且与之配对连接 “name”: “ohos.permission.DISCOVER_BLUETOOTH”, “reason”: “$string:app_name”, “usedScene”: { “when”:“always” } }, { //允许应用获取设备位置信息 “name”: “ohos.permission.LOCATION”, “reason”: “$string:app_name”, “usedScene”: { “when”:“always” } }, { //允许应用获取设备模糊位置信息 “name”: “ohos.permission.APPROXIMATELY_LOCATION”, “reason”: “$string:app_name”, “usedScene”: { “when”:“always” } }, { “name”: “ohos.permission.INTERNET”, “reason”: “$string:app_name”, “usedScene”: { “when”:“always” } } ] } }