Re: [android-developers] NoClassDefFoundError for gson after updating the ADT and SDK Tools

You can try:

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

On Thu, Mar 22, 2012 at 6:39 AM, Yasin YILDIRIM
<yasinyildirim495@gmail.com> wrote:
> Today I updated my ADT and SDK Tools to v17 and my projects using
> Google's gson jar library started to throw NoClassDefFoundError.
> Here's the logcat:
>
> 03-22 12:30:58.941: E/AndroidRuntime(21672): FATAL EXCEPTION: main
> 03-22 12:30:58.941: E/AndroidRuntime(21672):
> java.lang.NoClassDefFoundError: com.google.gson.Gson
> 03-22 12:30:58.941: E/AndroidRuntime(21672):    at
> com.matriksdata.conn.XRequestHandler.connect(XRequestHandler.java:35)
> 03-22 12:30:58.941: E/AndroidRuntime(21672):    at
> com.matriksdata.conn.XRequestHandler.makeRequest(XRequestHandler.java:
> 29)
> 03-22 12:30:58.941: E/AndroidRuntime(21672):    at
> com.matriksdata.bavul.XBaseWithConnectionActivity.makeRequest(XBaseWithConnectionActivity.java:
> 46)
> 03-22 12:30:58.941: E/AndroidRuntime(21672):    at
> com.matriksdata.ui.login.SplashScreenActivity.onCreate(SplashScreenActivity.java:
> 36)
> 03-22 12:30:58.941: E/AndroidRuntime(21672):    at
> android.app.Activity.performCreate(Activity.java:4465)
> 03-22 12:30:58.941: E/AndroidRuntime(21672):    at
> android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:
> 1049)
> 03-22 12:30:58.941: E/AndroidRuntime(21672):    at
> android.app.ActivityThread.performLaunchActivity(ActivityThread.java:
> 1919)
> 03-22 12:30:58.941: E/AndroidRuntime(21672):    at
> android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:
> 1980)
> 03-22 12:30:58.941: E/AndroidRuntime(21672):    at
> android.app.ActivityThread.access$600(ActivityThread.java:122)
> 03-22 12:30:58.941: E/AndroidRuntime(21672):    at
> android.app.ActivityThread$H.handleMessage(ActivityThread.java:1146)
> 03-22 12:30:58.941: E/AndroidRuntime(21672):    at
> android.os.Handler.dispatchMessage(Handler.java:99)
> 03-22 12:30:58.941: E/AndroidRuntime(21672):    at
> android.os.Looper.loop(Looper.java:137)
> 03-22 12:30:58.941: E/AndroidRuntime(21672):    at
> android.app.ActivityThread.main(ActivityThread.java:4340)
> 03-22 12:30:58.941: E/AndroidRuntime(21672):    at
> java.lang.reflect.Method.invokeNative(Native Method)
> 03-22 12:30:58.941: E/AndroidRuntime(21672):    at
> java.lang.reflect.Method.invoke(Method.java:511)
> 03-22 12:30:58.941: E/AndroidRuntime(21672):    at
> com.android.internal.os.ZygoteInit
> $MethodAndArgsCaller.run(ZygoteInit.java:784)
> 03-22 12:30:58.941: E/AndroidRuntime(21672):    at
> com.android.internal.os.ZygoteInit.main(ZygoteInit.java:551)
> 03-22 12:30:58.941: E/AndroidRuntime(21672):    at
> dalvik.system.NativeStart.main(Native Method)
>
>
> any ideas?
>
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