人脸识别时返回错误码90011？

wx.startSoterAuthentication({

challenge: '12345',

requestAuthModes: ['facial'],

success(res){

wx.showToast({

title: "1"+res.errMsg,

duration: 1000,

mask: true

});

},

fail(res){

wx.showToast({

title: "1:"+res.errCode,

duration: 1000,

mask: true

});

}

})