java.lang.NoClassDefFoundError異常

大家好我的應用程序越來越此異常java.lang.NoClassDefFoundError異常

09-03 12:11:10.677: E/AndroidRuntime(31704): FATAL EXCEPTION: main 
    09-03 12:11:10.677: E/AndroidRuntime(31704): java.lang.NoClassDefFoundError:  mPay2Park.zwl.com.StartNow$1 
09-03 12:11:10.677: E/AndroidRuntime(31704): at mPay2Park.zwl.com.StartNow.<init>(StartNow.java:449) 
09-03 12:11:10.677: E/AndroidRuntime(31704): at java.lang.Class.newInstanceImpl(Native Method) 
09-03 12:11:10.677: E/AndroidRuntime(31704): at java.lang.Class.newInstance(Class.java:1319) 
09-03 12:11:10.677: E/AndroidRuntime(31704): at android.app.Instrumentation.newActivity(Instrumentation.java:1023) 
09-03 12:11:10.677: E/AndroidRuntime(31704): at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:1882) 
09-03 12:11:10.677: E/AndroidRuntime(31704): at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:1992) 
    09-03 12:11:10.677: E/AndroidRuntime(31704): at android.app.ActivityThread.access$600(ActivityThread.java:127) 
09-03 12:11:10.677: E/AndroidRuntime(31704): at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1158) 
09-03 12:11:10.677: E/AndroidRuntime(31704): at android.os.Handler.dispatchMessage(Handler.java:99) 
09-03 12:11:10.677: E/AndroidRuntime(31704): at android.os.Looper.loop(Looper.java:137) 
09-03 12:11:10.677: E/AndroidRuntime(31704): at android.app.ActivityThread.main(ActivityThread.java:4441) 
09-03 12:11:10.677: E/AndroidRuntime(31704): at java.lang.reflect.Method.invokeNative(Native Method) 
    09-03 12:11:10.677: E/AndroidRuntime(31704): at java.lang.reflect.Method.invoke(Method.java:511) 
09-03 12:11:10.677: E/AndroidRuntime(31704): at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:784) 
09-03 12:11:10.677: E/AndroidRuntime(31704): at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:551) 
09-03 12:11:10.677: E/AndroidRuntime(31704): at dalvik.system.NativeStart.main(Native Method)

，並在活動中的代碼在這行得到的異常

 OnWheelScrollListener scrolledListener = new OnWheelScrollListener() { 
    public void onScrollingStarted(WheelView wheel) { 
     wheelScrolled = true; 
    } 
    public void onScrollingFinished(WheelView wheel) { 
     wheelScrolled = false; 
    } 
}; 
private OnWheelChangedListener days_changedListener = new OnWheelChangedListener() { 
     public void onChanged(WheelView wheel, int oldValue, int newValue) { 
      if (!wheelScrolled) { 
       ChossenTime = duration_optionsList.get(newValue); 
      } 
     } 
};

誰能幫助我就可以了請，這個應用程序工作完美，一旦得到這個異常

來源

2012-09-03 Basant

也許你有寫ChossenTime是小寫 – AntonS

將u'r庫文件名更改爲「/ libs」並檢查它。

看起來好像你沒有將jar添加到你的APK正確。檢查你的項目設置。這是您的設置的問題，而不是API的錯誤。

http://android.foxykeep.com/dev/how-to-fix-the-classdefnotfounderror-with-adt-17 ...

這將解釋，如何解決classdefnotfounderror

來源

2012-09-03 10:26:45 Sathish

庫文件名是庫和我所有的jar文件添加到構建浴 – Basant

真的我不知道哪裏是我卡在它的問題:( – Basant

你最近更新你的android插件？ – Sathish

java.lang.NoClassDefFoundError異常

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