책의 예제를 따라하고 있는데 실행 도중에 에러로 프로그램이 죽어서 문의 드립니다.
주소록에 사람을 추가시키는 부분이고 버전은 2.0.1 입니다.
책의 예제를 수정없이 실행하였는데 실행중 Stopped Unexpectedly 에러가 나면서 죽어버립니다.
c:\qa\error.java
 private void addContact() {
        ContentResolver resolver = getContentResolver();
        ContentValues values = new ContentValues();
        // create Contacts.People record first, using helper method to get person in "My Contacts"

        // group
        values.put(PeopleColumns.NAME, this.addName.getText().toString());
        Uri personUri = Contacts.People.createPersonInMyContactsGroup(resolver, values);
        Log.v("ProviderExplorer", "ADD personUri - " + personUri.toString());

        // append other contact data, like phone number
        values.clear();
        Uri phoneUri = Uri.withAppendedPath(personUri, Contacts.People.Phones.CONTENT_DIRECTORY);
        Log.v("ProviderExplorer", "ADD phoneUri - " + phoneUri.toString());
        values.put(PhonesColumns.TYPE, PhonesColumns.TYPE_MOBILE);
        values.put(PhonesColumns.NUMBER, this.addPhoneNumber.getText().toString());

        // insert manually (this time no helper method)
        resolver.insert(phoneUri, values);

        startActivity(new Intent(this, ProviderExplorer.class));
} 

로그캣으로 확인해보니 다음부분에서 에러가 나는데, 무슨뜻인지 잘 모르겠습니다.
02-22 03:42:27.849: WARN/dalvikvm(392): threadid=3: thread exiting with uncaught exception (group=0x4001b188)
02-22 03:42:27.858: ERROR/AndroidRuntime(392): Uncaught handler: thread main exiting due to uncaught exception
02-22 03:42:27.907: ERROR/AndroidRuntime(392): java.lang.IllegalStateException: Failed to find the My Contacts group
02-22 03:42:27.907: ERROR/AndroidRuntime(392):     at android.provider.Contacts$People.addToMyContactsGroup(Contacts.java:491)
02-22 03:42:27.907: ERROR/AndroidRuntime(392):     at android.provider.Contacts$People.createPersonInMyContactsGroup(Contacts.java:568)
02-22 03:42:27.907: ERROR/AndroidRuntime(392):     at com.msi.manning.chapter5.providerexplorer.ProviderExplorer.addContact(ProviderExplorer.java:143)
02-22 03:42:27.907: ERROR/AndroidRuntime(392):     at com.msi.manning.chapter5.providerexplorer.ProviderExplorer.access$0(ProviderExplorer.java:136)
02-22 03:42:27.907: ERROR/AndroidRuntime(392):     at com.msi.manning.chapter5.providerexplorer.ProviderExplorer$1.onClick(ProviderExplorer.java:50)
02-22 03:42:27.907: ERROR/AndroidRuntime(392):     at android.view.View.performClick(View.java:2364)
02-22 03:42:27.907: ERROR/AndroidRuntime(392):     at android.view.View.onTouchEvent(View.java:4179)
02-22 03:42:27.907: ERROR/AndroidRuntime(392):     at android.widget.TextView.onTouchEvent(TextView.java:6534)
02-22 03:42:27.907: ERROR/AndroidRuntime(392):     at android.view.View.dispatchTouchEvent(View.java:3709)
02-22 03:42:27.907: ERROR/AndroidRuntime(392):     at android.view.ViewGroup.dispatchTouchEvent(ViewGroup.java:883)
02-22 03:42:27.907: ERROR/AndroidRuntime(392):     at android.view.ViewGroup.dispatchTouchEvent(ViewGroup.java:883)
02-22 03:42:27.907: ERROR/AndroidRuntime(392):     at android.view.ViewGroup.dispatchTouchEvent(ViewGroup.java:883)
02-22 03:42:27.907: ERROR/AndroidRuntime(392):     at android.view.ViewGroup.dispatchTouchEvent(ViewGroup.java:883)
02-22 03:42:27.907: ERROR/AndroidRuntime(392):     at android.view.ViewGroup.dispatchTouchEvent(ViewGroup.java:883)
02-22 03:42:27.907: ERROR/AndroidRuntime(392):     at com.android.internal.policy.impl.PhoneWindow$DecorView.superDispatchTouchEvent(PhoneWindow.java:1659)
02-22 03:42:27.907: ERROR/AndroidRuntime(392):     at com.android.internal.policy.impl.PhoneWindow.superDispatchTouchEvent(PhoneWindow.java:1107)
02-22 03:42:27.907: ERROR/AndroidRuntime(392):     at android.app.Activity.dispatchTouchEvent(Activity.java:2061)
02-22 03:42:27.907: ERROR/AndroidRuntime(392):     at com.android.internal.policy.impl.PhoneWindow$DecorView.dispatchTouchEvent(PhoneWindow.java:1643)
02-22 03:42:27.907: ERROR/AndroidRuntime(392):     at android.view.ViewRoot.handleMessage(ViewRoot.java:1691)
02-22 03:42:27.907: ERROR/AndroidRuntime(392):     at android.os.Handler.dispatchMessage(Handler.java:99)
02-22 03:42:27.907: ERROR/AndroidRuntime(392):     at android.os.Looper.loop(Looper.java:123)
02-22 03:42:27.907: ERROR/AndroidRuntime(392):     at android.app.ActivityThread.main(ActivityThread.java:4338)
02-22 03:42:27.907: ERROR/AndroidRuntime(392):     at java.lang.reflect.Method.invokeNative(Native Method)
02-22 03:42:27.907: ERROR/AndroidRuntime(392):     at java.lang.reflect.Method.invoke(Method.java:521)
02-22 03:42:27.907: ERROR/AndroidRuntime(392):     at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:860)
02-22 03:42:27.907: ERROR/AndroidRuntime(392):     at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:618)
02-22 03:42:27.907: ERROR/AndroidRuntime(392):     at dalvik.system.NativeStart.main(Native Method)
공지사항을 다 읽었음...

안녕하세요.

회사에서 돈되는건 다 만드는 개발자입니다 ^^