getLocation一直返回fail，开发工具可以正常获取经纬度。一到手机就获取不到？

wx.getLocation({

type: 'gcj02',

altitude: true,

isHighAccuracy: true,

highAccuracyExpireTime: 3000,

success(res) {

console.log(res)

const latitude = res.latitude

const longitude = res.longitude

},

fail:res=>{

console.log("fail",res)

}

})