java.lang.UnsatisfiedLinkError: Native method not found: com.baidu.platform.comjni.map.commonmemcache.JNICommonMemCache.Create:()J

? ? ? ? ? ? at com.baidu.platform.comjni.map.commonmemcache.JNICommonMemCache.Create(Native Method)

? ? ? ? ? ? at com.baidu.platform.comjni.map.commonmemcache.a.a(Unknown Source)

? ? ? ? ? ? at com.baidu.platform.comapi.d.c.b(Unknown Source)

? ? ? ? ? ? at com.baidu.mapapi.a.c(Unknown Source)

? ? ? ? ? ? at com.baidu.mapapi.SDKInitializer.initialize(Unknown Source)

? ? ? ? ? ? at com.baidu.mapapi.SDKInitializer.initialize(Unknown Source)

? ? ? ? ? ? at com.example.maps.MainActivity.onCreate(MainActivity.java:20)

? ? ? ? ? ? at android.app.Activity.performCreate(Activity.java:5231)

? ? ? ? ? ? at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1087)

? ? ? ? ? ? at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2148)

? ? ? ? ? ? at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2233)

? ? ? ? ? ? at android.app.ActivityThread.access$800(ActivityThread.java:135)

? ? ? ? ? ? at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1196)

? ? ? ? ? ? at android.os.Handler.dispatchMessage(Handler.java:102)

? ? ? ? ? ? at android.os.Looper.loop(Looper.java:136)

? ? ? ? ? ? at android.app.ActivityThread.main(ActivityThread.java:5001)

? ? ? ? ? ? at java.lang.reflect.Method.invokeNative(Native Method)

? ? ? ? ? ? at java.lang.reflect.Method.invoke(Method.java:515)

? ? ? ? ? ? at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:785)

? ? ? ? ? ? at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:601)

? ? ? ? ? ? at dalvik.system.NativeStart.main(Native Method)