友盟推送 测试报错java.lang.NoClassDefFoundError

Question

 12-25 19:05:07.605: E/AndroidRuntime(3206): FATAL EXCEPTION: main
12-25 19:05:07.605: E/AndroidRuntime(3206): Process: com.umeng.message.example, PID: 3206
12-25 19:05:07.605: E/AndroidRuntime(3206): java.lang.NoClassDefFoundError: android.support.v4.app.NotificationCompat$Builder
12-25 19:05:07.605: E/AndroidRuntime(3206):     at com.umeng.message.UmengMessageHandler.dealWithNotificationMessage(UmengMessageHandler.java:122)
12-25 19:05:07.605: E/AndroidRuntime(3206):     at com.umeng.message.UmengMessageHandler.handleMessage(UmengMessageHandler.java:66)
12-25 19:05:07.605: E/AndroidRuntime(3206):     at com.umeng.message.UmengMessageCallbackHandlerService.onStartCommand(UmengMessageCallbackHandlerService.java:75)
12-25 19:05:07.605: E/AndroidRuntime(3206):     at android.app.ActivityThread.handleServiceArgs(ActivityThread.java:2726)
12-25 19:05:07.605: E/AndroidRuntime(3206):     at android.app.ActivityThread.access$2100(ActivityThread.java:135)
12-25 19:05:07.605: E/AndroidRuntime(3206):     at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1293)
12-25 19:05:07.605: E/AndroidRuntime(3206):     at android.os.Handler.dispatchMessage(Handler.java:102)
12-25 19:05:07.605: E/AndroidRuntime(3206):     at android.os.Looper.loop(Looper.java:136)
12-25 19:05:07.605: E/AndroidRuntime(3206):     at android.app.ActivityThread.main(ActivityThread.java:5045)
12-25 19:05:07.605: E/AndroidRuntime(3206):     at java.lang.reflect.Method.invokeNative(Native Method)
12-25 19:05:07.605: E/AndroidRuntime(3206):     at java.lang.reflect.Method.invoke(Method.java:515)
12-25 19:05:07.605: E/AndroidRuntime(3206):     at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:779)
12-25 19:05:07.605: E/AndroidRuntime(3206):     at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:595)
12-25 19:05:07.605: E/AndroidRuntime(3206):     at dalvik.system.NativeStart.main(Native Method)

不知道哪里除了问题急求,问了好多人都不会！整了一天了！
求前辈们帮解决！

前面描述的不够具体，现在加上图片

我在logcat里面是提示了收到了推送讯息的，但是收到之后，我的app蹦掉了~~lol

Answer 1

是放在libs目录下吗？导出的时候要勾选上libs目录
java Build Path->Order and Export 中选中“Android Private Libraries”