java.lang.RuntimeException: Unable to instantiate activity ComponentInfo{com.bignerdranch.android.geoquiz/com.bignerdranch.android.geoquiz.QuizActivity}: java.lang.ClassNotFoundException: Didn't find class "com.bignerdranch.android.geoquiz.QuizActivity" on path: DexPathList[[zip file "/data/app/com.bignerdranch.android.geoquiz-2.apk"],nativeLibraryDirectories=[/data/app-lib/com.bignerdranch.android.geoquiz-2, /vendor/lib, /system/lib]]

Coderanch | Jonathan Wallace | 3 years ago
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Root Cause Analysis

  1. java.lang.ClassNotFoundException

    Didn't find class "com.bignerdranch.android.geoquiz.QuizActivity" on path: DexPathList[[zip file "/data/app/com.bignerdranch.android.geoquiz-2.apk"],nativeLibraryDirectories=[/data/app-lib/com.bignerdranch.android.geoquiz-2, /vendor/lib, /system/lib]]

    at dalvik.system.BaseDexClassLoader.findClass()
  2. Android Platform
    BaseDexClassLoader.findClass
    1. dalvik.system.BaseDexClassLoader.findClass(BaseDexClassLoader.java:53)
    1 frame
  3. Java RT
    ClassLoader.loadClass
    1. java.lang.ClassLoader.loadClass(ClassLoader.java:501)
    2. java.lang.ClassLoader.loadClass(ClassLoader.java:461)
    2 frames
  4. Android Platform
    ActivityThread.main
    1. android.app.Instrumentation.newActivity(Instrumentation.java:1061)
    2. android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2128)
    3. android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2261)
    4. android.app.ActivityThread.access$600(ActivityThread.java:141)
    5. android.app.ActivityThread$H.handleMessage(ActivityThread.java:1256)
    6. android.os.Handler.dispatchMessage(Handler.java:99)
    7. android.os.Looper.loop(Looper.java:137)
    8. android.app.ActivityThread.main(ActivityThread.java:5103)
    8 frames
  5. Java RT
    Method.invoke
    1. java.lang.reflect.Method.invokeNative(Native Method)
    2. java.lang.reflect.Method.invoke(Method.java:525)
    2 frames
  6. Android
    ZygoteInit.main
    1. com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:737)
    2. com.android.internal.os.ZygoteInit.main(ZygoteInit.java:553)
    2 frames
  7. Android Platform
    NativeStart.main
    1. dalvik.system.NativeStart.main(Native Method)
    1 frame