posted 9 years ago
how to fix it ?
below are the error message :
05-24 00:50:31.366: E/AndroidRuntime(449): FATAL EXCEPTION: AsyncTask #1
05-24 00:50:31.366: E/AndroidRuntime(449): java.lang.RuntimeException: An error occured while executing doInBackground()
05-24 00:50:31.366: E/AndroidRuntime(449): at android.os.AsyncTask$3.done(AsyncTask.java:200)
05-24 00:50:31.366: E/AndroidRuntime(449): at java.util.concurrent.FutureTask$Sync.innerSetException(FutureTask.java:274)
05-24 00:50:31.366: E/AndroidRuntime(449): at java.util.concurrent.FutureTask.setException(FutureTask.java:125)
05-24 00:50:31.366: E/AndroidRuntime(449): at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:308)
05-24 00:50:31.366: E/AndroidRuntime(449): at java.util.concurrent.FutureTask.run(FutureTask.java:138)
05-24 00:50:31.366: E/AndroidRuntime(449): at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1088)
05-24 00:50:31.366: E/AndroidRuntime(449): at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:581)
05-24 00:50:31.366: E/AndroidRuntime(449): at java.lang.Thread.run(Thread.java:1019)
05-24 00:50:31.366: E/AndroidRuntime(449): Caused by: java.lang.NullPointerException
05-24 00:50:31.366: E/AndroidRuntime(449): at com.example.androidhive.NewProductActivity$CreateNewProduct.doInBackground(NewProductActivity.java:101)
05-24 00:50:31.366: E/AndroidRuntime(449): at com.example.androidhive.NewProductActivity$CreateNewProduct.doInBackground(NewProductActivity.java:1)
05-24 00:50:31.366: E/AndroidRuntime(449): at android.os.AsyncTask$2.call(AsyncTask.java:185)
05-24 00:50:31.366: E/AndroidRuntime(449): at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:306)
05-24 00:50:31.366: E/AndroidRuntime(449): ... 4 more
05-24 00:50:32.355: E/WindowManager(449): Activity com.example.androidhive.NewProductActivity has leaked window com.android.internal.policy.impl.PhoneWindow$DecorView@40541df8 that was originally added here
05-24 00:50:32.355: E/WindowManager(449): android.view.WindowLeaked: Activity com.example.androidhive.NewProductActivity has leaked window com.android.internal.policy.impl.PhoneWindow$DecorView@40541df8 that was originally added here
05-24 00:50:32.355: E/WindowManager(449): at android.view.ViewRoot.<init>(ViewRoot.java:258)
05-24 00:50:32.355: E/WindowManager(449): at android.view.WindowManagerImpl.addView(WindowManagerImpl.java:148)
05-24 00:50:32.355: E/WindowManager(449): at android.view.WindowManagerImpl.addView(WindowManagerImpl.java:91)
05-24 00:50:32.355: E/WindowManager(449): at android.view.Window$LocalWindowManager.addView(Window.java:424)
05-24 00:50:32.355: E/WindowManager(449): at android.app.Dialog.show(Dialog.java:241)
05-24 00:50:32.355: E/WindowManager(449): at com.example.androidhive.NewProductActivity$CreateNewProduct.onPreExecute(NewProductActivity.java:78)
05-24 00:50:32.355: E/WindowManager(449): at android.os.AsyncTask.execute(AsyncTask.java:391)
05-24 00:50:32.355: E/WindowManager(449): at com.example.androidhive.NewProductActivity$1.onClick(NewProductActivity.java:58)
05-24 00:50:32.355: E/WindowManager(449): at android.view.View.performClick(View.java:2485)
05-24 00:50:32.355: E/WindowManager(449): at android.view.View$PerformClick.run(View.java:9080)
05-24 00:50:32.355: E/WindowManager(449): at android.os.Handler.handleCallback(Handler.java:587)
05-24 00:50:32.355: E/WindowManager(449): at android.os.Handler.dispatchMessage(Handler.java:92)
05-24 00:50:32.355: E/WindowManager(449): at android.os.Looper.loop(Looper.java:123)
05-24 00:50:32.355: E/WindowManager(449): at android.app.ActivityThread.main(ActivityThread.java:3683)
05-24 00:50:32.355: E/WindowManager(449): at java.lang.reflect.Method.invokeNative(Native Method)
05-24 00:50:32.355: E/WindowManager(449): at java.lang.reflect.Method.invoke(Method.java:507)
05-24 00:50:32.355: E/WindowManager(449): at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:839)
05-24 00:50:32.355: E/WindowManager(449): at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:597)
05-24 00:50:32.355: E/WindowManager(449): at dalvik.system.NativeStart.main(Native Method)
and its my line code :
thanks for your help ...