アプリケーション全体は正常に動作していますが、logcat を見ると、ステートメント MyDBinstance.close() でデータベースを閉じた後でも、データベースが閉じられていないなどのエラー メッセージが表示されます。なぜ彼らは再び来るのですか?,彼らは私のアプリケーションに有害ですか?
11-23 23:09:03.593: E/SQLiteDatabase(30762): close() was never explicitly called on database '/data/data/dlp.android.digichronicle/databases/widget.sqlite'
11-23 23:09:03.593: E/SQLiteDatabase(30762): android.database.sqlite.DatabaseObjectNotClosedException: Application did not close the cursor or database object that was opened here
11-23 23:09:03.593: E/SQLiteDatabase(30762): at android.database.sqlite.SQLiteDatabase.<init>(SQLiteDatabase.java:1943)
11-23 23:09:03.593: E/SQLiteDatabase(30762): at android.database.sqlite.SQLiteDatabase.openDatabase(SQLiteDatabase.java:1007)
11-23 23:09:03.593: E/SQLiteDatabase(30762): at android.database.sqlite.SQLiteDatabase.openDatabase(SQLiteDatabase.java:986)
11-23 23:09:03.593: E/SQLiteDatabase(30762): at android.database.sqlite.SQLiteDatabase.openDatabase(SQLiteDatabase.java:962)
11-23 23:09:03.593: E/SQLiteDatabase(30762): at dlp.android.digichronicle.DBHandandler.openDataBase(DBHandandler.java:117)
11-23 23:09:03.593: E/SQLiteDatabase(30762): at dlp.android.digichronicle.inter.FetchingData(inter.java:95)
11-23 23:09:03.593: E/SQLiteDatabase(30762): at dlp.android.digichronicle.inter.onCreate(inter.java:29)
11-23 23:09:03.593: E/SQLiteDatabase(30762): at android.app.Activity.performCreate(Activity.java:4465)
11-23 23:09:03.593: E/SQLiteDatabase(30762): at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1049)
11-23 23:09:03.593: E/SQLiteDatabase(30762): at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:1920)
11-23 23:09:03.593: E/SQLiteDatabase(30762): at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:1981)
11-23 23:09:03.593: E/SQLiteDatabase(30762): at android.app.ActivityThread.access$600(ActivityThread.java:123)
11-23 23:09:03.593: E/SQLiteDatabase(30762): at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1147)
11-23 23:09:03.593: E/SQLiteDatabase(30762): at android.os.Handler.dispatchMessage(Handler.java:99)
11-23 23:09:03.593: E/SQLiteDatabase(30762): at android.os.Looper.loop(Looper.java:137)
11-23 23:09:03.593: E/SQLiteDatabase(30762): at android.app.ActivityThread.main(ActivityThread.java:4424)
11-23 23:09:03.593: E/SQLiteDatabase(30762): at java.lang.reflect.Method.invokeNative(Native Method)
11-23 23:09:03.593: E/SQLiteDatabase(30762): at java.lang.reflect.Method.invoke(Method.java:511)
11-23 23:09:03.593: E/SQLiteDatabase(30762): at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:784)
11-23 23:09:03.593: E/SQLiteDatabase(30762): at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:551)
11-23 23:09:03.593: E/SQLiteDatabase(30762): at dalvik.system.NativeStart.main(Native Method)
11-23 23:09:03.752: I/dalvikvm(30762): threadid=3: reacting to signal 3
11-23 23:09:03.811: I/dalvikvm(30762): Wrote stack traces to '/data/anr/traces.txt'
11-23 23:09:16.182: I/System.out(30762): got from accounts1.0exp1.0
11-23 23:09:16.332: I/System.out(30762): Bundle[mParcelledData.dataSize=52]