运行Google app引擎移动后端客户端时出错

Question

我正在按照教程开始使用移动后端进行操作.

但是,当我尝试运行下载的客户端时,我得到以下异常:

05-23 14:48:49.960: E/AndroidRuntime(15384): FATAL EXCEPTION: main
05-23 14:48:49.960: E/AndroidRuntime(15384): java.lang.NoClassDefFoundError: com.google.cloud.backend.android.GCMIntentService
05-23 14:48:49.960: E/AndroidRuntime(15384):    at com.google.cloud.backend.android.CloudBackendAsync.<init>(CloudBackendAsync.java:71)
05-23 14:48:49.960: E/AndroidRuntime(15384):    at com.google.cloud.backend.android.CloudBackendMessaging.<init>(CloudBackendMessaging.java:47)
05-23 14:48:49.960: E/AndroidRuntime(15384):    at com.google.cloud.backend.android.CloudBackendActivity.onCreate(CloudBackendActivity.java:75)
05-23 14:48:49.960: E/AndroidRuntime(15384):    at com.google.cloud.backend.android.sample.guestbook.GuestbookActivity.onCreate(GuestbookActivity.java:60)
05-23 14:48:49.960: E/AndroidRuntime(15384):    at android.app.Activity.performCreate(Activity.java:5206)
05-23 14:48:49.960: E/AndroidRuntime(15384):    at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1083)
05-23 14:48:49.960: E/AndroidRuntime(15384):    at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2064)
05-23 14:48:49.960: E/AndroidRuntime(15384):    at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2125)
05-23 14:48:49.960: E/AndroidRuntime(15384):    at android.app.ActivityThread.access$600(ActivityThread.java:140)
05-23 14:48:49.960: E/AndroidRuntime(15384):    at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1227)
05-23 14:48:49.960: E/AndroidRuntime(15384):    at android.os.Handler.dispatchMessage(Handler.java:99)
05-23 14:48:49.960: E/AndroidRuntime(15384):    at android.os.Looper.loop(Looper.java:137)
05-23 14:48:49.960: E/AndroidRuntime(15384):    at android.app.ActivityThread.main(ActivityThread.java:4898)
05-23 14:48:49.960: E/AndroidRuntime(15384):    at java.lang.reflect.Method.invokeNative(Native Method)
05-23 14:48:49.960: E/AndroidRuntime(15384):    at java.lang.reflect.Method.invoke(Method.java:511)
05-23 14:48:49.960: E/AndroidRuntime(15384):    at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:1006)
05-23 14:48:49.960: E/AndroidRuntime(15384):    at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:773)
05-23 14:48:49.960: E/AndroidRuntime(15384):    at dalvik.system.NativeStart.main(Native Method)

我不知道为什么会发生这种情况来自Google的开箱即用示例代码.有谁知道如何解决这一问题？

谢谢你,杰森

Answer 1

项目 - >属性 - > Java构建路径 - >订单和导出,并确保为您的项目检查Android私有库

这似乎解决了它.血腥的日蚀

Answer 2

解决方案是结合两个答案(来自Jason和user2453622).

您必须导出Android私有库并使用Google API设备/ AVD.