我正在使用 SQLite 创建一个应用程序。当我从数据库中获取值时，出现以下错误:
10-30 15:06:07.584: ERROR/Database(817): Leak found
10-30 15:06:07.584: ERROR/Database(817): java.lang.IllegalStateException: /data/data/com.fitzsoftware.grocessaryList/databases/example.db SQLiteDatabase created and never closed
10-30 15:06:07.584: ERROR/Database(817): at android.database.sqlite.SQLiteDatabase.<init>(SQLiteDatabase.java:1581)
10-30 15:06:07.584: ERROR/Database(817): at android.database.sqlite.SQLiteDatabase.openDatabase(SQLiteDatabase.java:638)
10-30 15:06:07.584: ERROR/Database(817): at android.database.sqlite.SQLiteDatabase.openOrCreateDatabase(SQLiteDatabase.java:659)
10-30 15:06:07.584: ERROR/Database(817): at android.database.sqlite.SQLiteDatabase.openOrCreateDatabase(SQLiteDatabase.java:652)
10-30 15:06:07.584: ERROR/Database(817): at android.app.ApplicationContext.openOrCreateDatabase(ApplicationContext.java:482)
10-30 15:06:07.584: ERROR/Database(817): at android.content.ContextWrapper.openOrCreateDatabase(ContextWrapper.java:193)
10-30 15:06:07.584: ERROR/Database(817): at android.database.sqlite.SQLiteOpenHelper.getWritableDatabase(SQLiteOpenHelper.java:98)
10-30 15:06:07.584: ERROR/Database(817): at com.fitzsoftware.grocessaryList.DataHelper.<init>(DataHelper.java:46)
10-30 15:06:07.584: ERROR/Database(817): at com.fitzsoftware.grocessaryList.MyShoppingList.onCreate(MyShoppingList.java:63)
10-30 15:06:07.584: ERROR/Database(817): at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1123)
10-30 15:06:07.584: ERROR/Database(817): at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2364)
10-30 15:06:07.584: ERROR/Database(817): at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2417)
10-30 15:06:07.584: ERROR/Database(817): at android.app.ActivityThread.access$2100(ActivityThread.java:116)
10-30 15:06:07.584: ERROR/Database(817): at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1794)
10-30 15:06:07.584: ERROR/Database(817): at android.os.Handler.dispatchMessage(Handler.java:99)
10-30 15:06:07.584: ERROR/Database(817): at android.os.Looper.loop(Looper.java:123)
10-30 15:06:07.584: ERROR/Database(817): at android.app.ActivityThread.main(ActivityThread.java:4203)
10-30 15:06:07.584: ERROR/Database(817): at java.lang.reflect.Method.invokeNative(Native Method)
10-30 15:06:07.584: ERROR/Database(817): at java.lang.reflect.Method.invoke(Method.java:521)
10-30 15:06:07.584: ERROR/Database(817): at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:791)
10-30 15:06:07.584: ERROR/Database(817): at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:549)
10-30 15:06:07.584: ERROR/Database(817): at dalvik.system.NativeStart.main(Native Method)
从数据库中获取的数据需要很长时间才能显示，我认为这是因为这个错误。关于如何解决它有什么建议吗？
最佳答案
看起来您打开了数据库但从未关闭它...？或者可能是损坏的数据库文件...？尝试卸载您的程序并再次运行它。第一次运行时会出现同样的错误吗？ - 还是第二次？
关于android - Android中的数据库错误，我们在Stack Overflow上找到一个类似的问题： https://stackoverflow.com/questions/4058056/