起動中にすべてのアンドロイドアプリが停止する

Question

あなたが知っていれば、以下のエラーログがあります。ありがとうございました！

I/dalvikvm: Failed resolving Landroid/support/v4/app/BaseFragmentActivityDonut; interface 2051 'Lcom/blueware/agent/android/api/v2/TraceFieldInterface;' 
W/dalvikvm: Link of class 'Landroid/support/v4/app/BaseFragmentActivityDonut;' failed 
W/dalvikvm: Unable to resolve superclass of Landroid/support/v4/app/BaseFragmentActivityEclair; (383) 
W/dalvikvm: Link of class 'Landroid/support/v4/app/BaseFragmentActivityEclair;' failed 
W/dalvikvm: Unable to resolve superclass of Landroid/support/v4/app/BaseFragmentActivityHoneycomb; (384) 
W/dalvikvm: Link of class 'Landroid/support/v4/app/BaseFragmentActivityHoneycomb;' failed 
W/dalvikvm: Unable to resolve superclass of Landroid/support/v4/app/BaseFragmentActivityJB; (385) 
W/dalvikvm: Link of class 'Landroid/support/v4/app/BaseFragmentActivityJB;' failed 
W/dalvikvm: Unable to resolve superclass of Landroid/support/v4/app/FragmentActivity; (386) 
W/dalvikvm: Link of class 'Landroid/support/v4/app/FragmentActivity;' failed 
W/dalvikvm: Unable to resolve superclass of Landroid/support/v7/app/AppCompatActivity; (400) 
W/dalvikvm: Link of class 'Landroid/support/v7/app/AppCompatActivity;' failed 
W/dalvikvm: Unable to resolve superclass of Lorg/wangchenlong/contentproviderdemo/MainActivity; (1535) 
W/dalvikvm: Link of class 'Lorg/wangchenlong/contentproviderdemo/MainActivity;' failed 
D/AndroidRuntime: Shutting down VM 
W/dalvikvm: threadid=1: thread exiting with uncaught exception (group=0x4159dbd8) 
E/AndroidRuntime: FATAL EXCEPTION: main 
    Process: org.wangchenlong.contentproviderdemo, PID: 13257 
    java.lang.RuntimeException: Unable to instantiate activity ComponentInfo{org.wangchenlong.contentproviderdemo/org.wangchenlong.contentproviderdemo.MainActivity}: java.lang.ClassNotFoundException: Didn't find class "org.wangchenlong.contentproviderdemo.MainActivity" on path: DexPathList[[zip file "/data/app/org.wangchenlong.contentproviderdemo-2.apk"],nativeLibraryDirectories=[/data/app-lib/org.wangchenlong.contentproviderdemo-2, /vendor/lib, /system/lib]] 
     at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2125) 
     at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2258) 
     at android.app.ActivityThread.access$800(ActivityThread.java:147) 
     at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1211) 
     at android.os.Handler.dispatchMessage(Handler.java:102) 
     at android.os.Looper.loop(Looper.java:136) 
     at android.app.ActivityThread.main(ActivityThread.java:5135) 
     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:795) 
     at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:611) 
     at dalvik.system.NativeStart.main(Native Method) 
    Caused by: java.lang.ClassNotFoundException: Didn't find class "org.wangchenlong.contentproviderdemo.MainActivity" on path: DexPathList[[zip file "/data/app/org.wangchenlong.contentproviderdemo-2.apk"],nativeLibraryDirectories=[/data/app-lib/org.wangchenlong.contentproviderdemo-2, /vendor/lib, /system/lib]] 
     at dalvik.system.BaseDexClassLoader.findClass(BaseDexClassLoader.java:56) 
     at java.lang.ClassLoader.loadClass(ClassLoader.java:497) 
     at java.lang.ClassLoader.loadClass(ClassLoader.java:457) 
     at android.app.Instrumentation.newActivity(Instrumentation.java:1061) 
     at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2116) 
     at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2258)  
     at android.app.ActivityThread.access$800(ActivityThread.java:147)  
     at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1211)  
     at android.os.Handler.dispatchMessage(Handler.java:102)  
     at android.os.Looper.loop(Looper.java:136)  
     at android.app.ActivityThread.main(ActivityThread.java:5135)  
     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:795)  
     at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:611)  
     at dalvik.system.NativeStart.main(Native Method)  
I/Process: Sending signal. PID: 13257 SIG: 9 

Answer 1

マニフェストファイルであなたのアクティビティを宣言しましたか？ 完全なActitivity名も確認してください。このエラーは、入力ミスやパッケージ名の誤りに関連している可能性があります。

<application> 
    <activity android:name="com.mysampleapp.MainActivity" 
    android:label="@string/title_activity"> </activity> 
</application>