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我有這樣的錯誤消息：錯誤無法啓動活動ComponentInfo
com.example.faizirrahmadi.eyeglauapp E/AndroidRuntime: FATAL EXCEPTION: main
Process: com.example.faizirrahmadi.eyeglauapp, PID: 22114
java.lang.RuntimeException: Unable to start activity ComponentInfo{com.example.faizirrahmadi.eyeglauapp/com.example.faizirrahmadi.eyeglauapp.PenyakitActivity}: java.lang.IndexOutOfBoundsException: Invalid index 1, size is 1
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2695)
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2769)
at android.app.ActivityThread.access$900(ActivityThread.java:177)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1430)
at android.os.Handler.dispatchMessage(Handler.java:102)
at android.os.Looper.loop(Looper.java:135)
at android.app.ActivityThread.main(ActivityThread.java:5910)
at java.lang.reflect.Method.invoke(Native Method)
at java.lang.reflect.Method.invoke(Method.java:372)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:1405)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1200)
Caused by: java.lang.IndexOutOfBoundsException: Invalid index 1, size is 1
at java.util.ArrayList.throwIndexOutOfBoundsException(ArrayList.java:255)
at java.util.ArrayList.get(ArrayList.java:308)
at com.example.faizirrahmadi.eyeglauapp.PenyakitActivity.prepareListData(PenyakitActivity.java:111)
at com.example.faizirrahmadi.eyeglauapp.PenyakitActivity.onCreate(PenyakitActivity.java:69)
at android.app.Activity.performCreate(Activity.java:6178)
at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1118)
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2648)
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2769)
at android.app.ActivityThread.access$900(ActivityThread.java:177)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1430)
at android.os.Handler.dispatchMessage(Handler.java:102)
at android.os.Looper.loop(Looper.java:135)
at android.app.ActivityThread.main(ActivityThread.java:5910)
at java.lang.reflect.Method.invoke(Native Method)
at java.lang.reflect.Method.invoke(Method.java:372)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:1405)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1200)
這裏是我的代碼（Java類）
package com.example.faizirrahmadi.eyeglauapp;
import android.database.Cursor;
import android.database.sqlite.SQLiteDatabase;
import android.os.Bundle;
import android.support.v7.app.ActionBarActivity;
import android.text.TextUtils;
import android.widget.ExpandableListView;
import android.widget.TextView;
import android.widget.Toast;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.HashMap;
import java.util.List;
import sistempakar.dbHelper;
/**
* Created by Faizir Rahmadi on 3/19/2016.
*/
public class PenyakitActivity extends ActionBarActivity {
ExpandableListAdapter listAdapter;
ExpandableListView expListView;
List<String> listDataHeader;
HashMap<String, List<String>> listDataChild;
Cursor cursor_gejala;
dbHelper myDb;
SQLiteDatabase sqliteDatabase;
TextView nama_penyakit;
public String bundleId;
public String bundleKode;
private String bundleNamaPenyakit;
private String bundleDeskripsi;
private String bundleGejala;
private String bundlePenanganan;
String a;
List<String> bundleNamaGejala;
List<String> namaGejalaList;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_penyakit);
Bundle takeData = getIntent().getExtras();
bundleId = takeData.getString("clickedId");
bundleKode = takeData.getString("clickedKode").toLowerCase();
bundleNamaPenyakit = takeData.getString("clickedNamaPenyakit");
bundleDeskripsi = takeData.getString("clickedDeskripsi");
bundleGejala = takeData.getString("clickedGejala");
bundlePenanganan = takeData.getString("clickedPenanganan");
//mengubah kode gejala menjadi nama gejala yang ditampilkan
bundleNamaGejala = Arrays.asList(bundleGejala.split("\\s*,\\s*"));
nama_penyakit = (TextView) findViewById(R.id.textView5);
nama_penyakit.setText(bundleNamaPenyakit);
nama_penyakit.setAllCaps(true);
expListView = (ExpandableListView) findViewById(R.id.expandableListView);
namagejala(bundleNamaGejala);
a = new String(TextUtils.join(", ", namaGejalaList));
prepareListData();
listAdapter = new ExpandableListAdapter(this, listDataHeader, listDataChild);
expListView.setAdapter(listAdapter);
Toast.makeText(this, a, Toast.LENGTH_SHORT).show();
}
//mengubah kode gejala dalam tabel RELASI menjadi nama gejala dari tabel GEJALA
public List<String> namagejala(List<String> _nama) {
myDb = new dbHelper(this);
sqliteDatabase = myDb.getReadableDatabase();
String where = "";
namaGejalaList = new ArrayList<String>();
for (int i = 0; i < _nama.size(); i++) {
where = where + dbHelper.COLUMN_ID_GEJALA + " IN('" + _nama.get(i).toString() + "')";
if (i != (_nama.size() - 1)) {
where = where + " OR ";
}
}
cursor_gejala = sqliteDatabase.query(dbHelper.TABLE_GEJALA, new String[]{dbHelper.COLUMN_NM_GEJALA}, where, null, null, null, null);
while (cursor_gejala.moveToNext()) {
namaGejalaList.add(cursor_gejala.getString(cursor_gejala.getColumnIndex(dbHelper.COLUMN_NM_GEJALA)));
}
return namaGejalaList;
}
private void prepareListData() {
listDataHeader = new ArrayList<String>();
listDataChild = new HashMap<String, List<String>>();
listDataHeader.add("Gejala");
List<String> deskripsi = new ArrayList<String>();
deskripsi.add(bundleDeskripsi);
List<String> gejala = new ArrayList<String>();
gejala.add(a);
List<String> penanganan = new ArrayList<String>();
penanganan.add(bundlePenanganan);
listDataChild.put(listDataHeader.get(0), deskripsi);
listDataChild.put(listDataHeader.get(1), gejala);
listDataChild.put(listDataHeader.get(2), penanganan);
}
}
我不知道這到底是怎麼happend ..我有檢查，總是有錯誤prepareListData();和listDataChild.put(listDataHeader.get(1), gejala); 我一直在尋找所有的答案，沒有什麼可以幫助我 謝謝你的kindess幫助我，併爲將來解決這個問題