HarmonyOS 调用getDefaultVoiceSlotId报错，返回-1？

Question

sim.getDefaultVoiceSlotId().then((data: number) => {
  hilog.info(0x0000, 'testTag', `getDefaultVoiceSlotId success, promise: data->${JSON.stringify(data)}`);
}).catch((err: BusinessError) => {
  hilog.info(0x0000, 'testTag', `getDefaultVoiceSlotId failed, promise: err->${JSON.stringify(err)}`);
});

getDefaultVoiceSlotId failed, promise: err-\>{"code":-1,"message":"get default voice slot id failed"}

Answer 1

文档中已标注未设置默认卡会返回-1，包括所有未设置卡的情况。