Please help me how to run the HelloPlugins project in android

HelloPlugins to run it I get the following error.

12-23 16:59:35.920: D/AndroidRuntime(32300): Shutting down VM
12-23 16:59:35.920: W/dalvikvm(32300): threadid=1: thread exiting with uncaught exception (group=0x4157d2a0)
12-23 16:59:36.010: E/AndroidRuntime(32300): FATAL EXCEPTION: main
12-23 16:59:36.010: E/AndroidRuntime(32300): java.lang.RuntimeException: Unable to start activity ComponentInfo{org.cocos2dx.HelloPlugins/android.app.NativeActivity}: java.lang.IllegalArgumentException: Unable to find native library: cocos2dcpp
12-23 16:59:36.010: E/AndroidRuntime(32300): at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2110)
12-23 16:59:36.010: E/AndroidRuntime(32300): at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2135)
12-23 16:59:36.010: E/AndroidRuntime(32300): at android.app.ActivityThread.access$700(ActivityThread.java:140)
12-23 16:59:36.010: E/AndroidRuntime(32300): at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1237)
12-23 16:59:36.010: E/AndroidRuntime(32300): at android.os.Handler.dispatchMessage(Handler.java:99)
12-23 16:59:36.010: E/AndroidRuntime(32300): at android.os.Looper.loop(Looper.java:137)
12-23 16:59:36.010: E/AndroidRuntime(32300): at android.app.ActivityThread.main(ActivityThread.java:4921)
12-23 16:59:36.010: E/AndroidRuntime(32300): at java.lang.reflect.Method.invokeNative(Native Method)
12-23 16:59:36.010: E/AndroidRuntime(32300): at java.lang.reflect.Method.invoke(Method.java:511)
12-23 16:59:36.010: E/AndroidRuntime(32300): at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:1027)
12-23 16:59:36.010: E/AndroidRuntime(32300): at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:794)
12-23 16:59:36.010: E/AndroidRuntime(32300): at dalvik.system.NativeStart.main(Native Method)
12-23 16:59:36.010: E/AndroidRuntime(32300): Caused by: java.lang.IllegalArgumentException: Unable to find native library: cocos2dcpp
12-23 16:59:36.010: E/AndroidRuntime(32300): at android.app.NativeActivity.onCreate(NativeActivity.java:187)
12-23 16:59:36.010: E/AndroidRuntime(32300): at android.app.Activity.performCreate(Activity.java:5206)
12-23 16:59:36.010: E/AndroidRuntime(32300): at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1094)
12-23 16:59:36.010: E/AndroidRuntime(32300): at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2074)
12-23 16:59:36.010: E/AndroidRuntime(32300): … 11 more

How can I able to run the sample project?

I had the same error when I checked out plugin-x directly from github. Did you do the same thing ?

Does it run on the emulator?
Did you compile it for arm?

This error is likely to occur, if you are trying to run the x86 version on your device.