Android Jelly bean数据库被锁定(代码5)

Question

我在ListActivity中锁定了数据库(代码5),代码在其他版本的模拟器中工作但在4.1版本的模拟器中失败

E/SQLiteLog(2132):( 5)数据库被锁定E/SQLiteDatabase(2132):无法打开数据库'/data/data/id.online.mydroid/databases/geo.db'.E/SQLiteDatabase(2132):android.database.sqlite.SQLiteDatabaseLockedException:数据库被锁定(代码5):,编译时:PRAGMA al_mode E/SQLiteDatabase(2132):at android.database.sqlite.SQLiteConnection.nativePrepareStatement(Native Method) E/SQLiteDatabase(2132):在android.database.sqlite.SQLiteConnection.acquirePreparedStatement(SQLiteConnection.java:882)E/SQLiteDatabase(2132):at android.database.sqlite.SQLiteConnection.executeForString(SQLiteConnection.java:627)E/SQLiteDatabase(2132):在android.database.sqlite.SQLiteConnection.setJournalMode(SQLiteConnection.java:313)E/SQLiteDatabase(2132):在android.database.sqlite.SQLiteConnection.setWalModeFromConfiguration(SQLiteConnection.java:287)E/SQLiteDatabase( 2132):在android.database.sqlite.SQLiteConnection.open(SQLiteConnection.java:215)E/SQLiteDatabase(2132):在android.database.sqlite.SQLiteConnection.open(SQLiteConnection.java:193)E/SQLiteDatabase(2132) :在android.database.sqlite.SQLiteConnectionPool.openCo nnectionLocked(SQLiteConnectionPool.java:463)E/SQLiteDatabase(2132):在android.database.sqlite.SQLiteConnectionPool.open(SQLiteConnectionPool.java:185)E/SQLiteDatabase(2132):在android.database.sqlite.SQLiteConnectionPool.open( SQLiteConnectionPool.java:177)E/SQLiteDatabase(2132):在android.database.sqlite.SQLiteDatabase.openInner(SQLiteDatabase.java:804)E/SQLiteDatabase(2132):at android.database.sqlite.SQLiteDatabase.open(SQLiteDatabase. java:789)E/SQLiteDatabase(2132):at android.database.sqlite.SQLiteDatabase.openDatabase(SQLiteDatabase.java:694)E/SQLiteDatabase(2132):at android.app.ContextImpl.openOrCreateDatabase(ContextImpl.java:804) E/SQLiteDatabase(2132):在android.content.ContextWrapper.openOrCreateDatabase(ContextWrapper.java:221)E/SQLiteDatabase(2132):at android.database.sqlite.SQLiteOpenHelper.getDatabaseLocked(SQLiteOpenHelper.java:224)E/SQLiteDatabase( 2132):在android.database.sqlite.SQLiteOpenHelper.getReadableDatabase(SQLiteOpenHelper.java:188)E/SQLiteDatabase(2132):在id.online.mydroid.myDB.openForRead(myDB.java:158)E/SQLiteDatabase(2132):at id.online.mydroid.mydroid.refreshCount(mydroid.java:207)E/SQLiteDatabase( 2132):在id.online.mydroid.mydroid.onResume(mydroid.java:525)Blockquote

Answer 1

beginTransaction持有锁定