我使用的服务是：离线安卓SDK 2.1.20 + Unity 5.3.7f1

调用的接口是：

参数设置情况：

开发平台和机型：小米4， android 6.0

SDK版本号：2.1.20

代码或日志截图（上传截图能帮助您更快解决问题）：

复现步骤、现象及其他描述：

UI 能呼出来，但是按钮上没有文字

adb log cat 给出的信息为：

12-08 18:13:46.709 12329 12329 W BSDigitalDialog: loadI18N error
12-08 18:13:46.709 12329 12329 W BSDigitalDialog: java.util.MissingResourceException: Can't find resource for bundle 'BaiduASRDigitalDialog_zh_CN', key ''
12-08 18:13:46.709 12329 12329 W BSDigitalDialog:     at java.util.ResourceBundle.missingResourceException(ResourceBundle.java:238)
12-08 18:13:46.709 12329 12329 W BSDigitalDialog:     at java.util.ResourceBundle.getBundle(ResourceBundle.java:230)
12-08 18:13:46.709 12329 12329 W BSDigitalDialog:     at java.util.ResourceBundle.getBundle(ResourceBundle.java:139)
12-08 18:13:46.709 12329 12329 W BSDigitalDialog:     at com.baidu.voicerecognition.android.ui.BaiduASRDigitalDialog.loadI18N(BaiduASRDigitalDialog.java:484)
12-08 18:13:46.709 12329 12329 W BSDigitalDialog:     at com.baidu.voicerecognition.android.ui.BaiduASRDigitalDialog.onCreate(BaiduASRDigitalDialog.java:283)
12-08 18:13:46.709 12329 12329 W BSDigitalDialog:     at android.app.Activity.performCreate(Activity.java:6303)
12-08 18:13:46.709 12329 12329 W BSDigitalDialog:     at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1108)
12-08 18:13:46.709 12329 12329 W BSDigitalDialog:     at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2376)
12-08 18:13:46.709 12329 12329 W BSDigitalDialog:     at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2483)
12-08 18:13:46.709 12329 12329 W BSDigitalDialog:     at android.app.ActivityThread.access$900(ActivityThread.java:153)
12-08 18:13:46.709 12329 12329 W BSDigitalDialog:     at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1349)
12-08 18:13:46.709 12329 12329 W BSDigitalDialog:     at android.os.Handler.dispatchMessage(Handler.java:102)
12-08 18:13:46.709 12329 12329 W BSDigitalDialog:     at android.os.Looper.loop(Looper.java:148)
12-08 18:13:46.709 12329 12329 W BSDigitalDialog:     at android.app.ActivityThread.main(ActivityThread.java:5438)
12-08 18:13:46.709 12329 12329 W BSDigitalDialog:     at java.lang.reflect.Method.invoke(Native Method)
12-08 18:13:46.709 12329 12329 W BSDigitalDialog:     at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:739)
12-08 18:13:46.709 12329 12329 W BSDigitalDialog:     at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:629)
12-08 18:13:46.716 12329 12329 D ActivityThreadInjector: clearCachedDrawables