Pengecualian Untuk Pragma Database Sqlite?

Saya mendapat kesalahan ini ketika aplikasi mogok, saya tidak mengerti kesalahan ini, apa yang dikatakan kesalahan ini. di sini saya meletakkan laporan log kerusakan saya dari surat. periksa di bawah untuk apa yang saya gunakan metode di bawah ini untuk membuka dan menutup database saya telah menentukan 2954 baris untuk kesalahan

private void Open_Database() 
    {
        //this is 2954 line 
        mDB_Helper = new DB_Helper(this);
        mSQLiteDatabase = mDB_Helper.getWritableDatabase();

    }

    /* Closing DB */
    private void Close_Database() 
    {

        if (mSQLiteDatabase != null && mDB_Helper != null) 
        {

            mSQLiteDatabase.close();
            mDB_Helper.close();

        }

    }

public void deletedata()
{
     deleteplaylist.clear();

     Open_Database();        
     deleteplaylist=new ArrayList<HashMap<String,String>>();
     deleteplaylist=mDB_Helper.DeleteRecordDetail(mSQLiteDatabase, DB_Constant.TABLE.MYFILES,DB_Constant.MYFILES.USERID, sid);

     Close_Database();


     for(int m=0;m<deleteplaylist.size();m++)
     {
            String getid=deleteplaylist.get(m).get(DB_Constant.MYFILES.FILE_ID).toString();
            String getpath=deleteplaylist.get(m).get(DB_Constant.MYFILES.FILE_PATH).toString();

            Open_Database();

            DB_Helper.DeleteData(mSQLiteDatabase, DB_Constant.TABLE.MYFILES,DB_Constant.MYFILES.USERID, sid,DB_Constant.MYFILES.FILE_ID,getid);
            File file = new File(getpath);
            boolean deleted = file.delete();

            Close_Database();


    }

}

.

2014-11-08-19-56-30
Yoddle

Error Report collected on : Sat Nov 08 19:56:30 GMT+08:00 2014

Informations :
Locale: en_US
Version: 1.0
Package: com.peak.media
Phone Model: NEO-X8-H
Android Version: 4.4.2
Board: NEO-X8
Brand: MINIX
Device: NEO-X8
Host: user-desktop
ID: KOT49H
Model: NEO-X8-H
Product: k200
Type: user
Total Internal memory: 13396525056
Available Internal memory: 11685687296


Stack:
android.database.sqlite.SQLiteCantOpenDatabaseException: unable to open database file (code 14): , while compiling: PRAGMA journal_mode
    at android.database.sqlite.SQLiteConnection.nativePrepareStatement(Native Method)
    at android.database.sqlite.SQLiteConnection.acquirePreparedStatement(SQLiteConnection.java:894)
    at android.database.sqlite.SQLiteConnection.executeForString(SQLiteConnection.java:639)
    at android.database.sqlite.SQLiteConnection.setJournalMode(SQLiteConnection.java:323)
    at android.database.sqlite.SQLiteConnection.setWalModeFromConfiguration(SQLiteConnection.java:297)
    at android.database.sqlite.SQLiteConnection.open(SQLiteConnection.java:218)
    at android.database.sqlite.SQLiteConnection.open(SQLiteConnection.java:196)
    at android.database.sqlite.SQLiteConnectionPool.openConnectionLocked(SQLiteConnectionPool.java:464)
    at android.database.sqlite.SQLiteConnectionPool.open(SQLiteConnectionPool.java:186)
    at android.database.sqlite.SQLiteConnectionPool.open(SQLiteConnectionPool.java:178)
    at android.database.sqlite.SQLiteDatabase.openInner(SQLiteDatabase.java:808)
    at android.database.sqlite.SQLiteDatabase.open(SQLiteDatabase.java:793)
    at android.database.sqlite.SQLiteDatabase.openDatabase(SQLiteDatabase.java:698)
    at android.app.ContextImpl.openOrCreateDatabase(ContextImpl.java:976)
    at android.content.ContextWrapper.openOrCreateDatabase(ContextWrapper.java:256)
    at android.database.sqlite.SQLiteOpenHelper.getDatabaseLocked(SQLiteOpenHelper.java:224)
    at android.database.sqlite.SQLiteOpenHelper.getWritableDatabase(SQLiteOpenHelper.java:164)
    at com.peak.media.HomeActivityNewViewPager.Open_Database(HomeActivityNewViewPager.java:2954)
    at com.peak.media.HomeActivityNewViewPager.deletedata(HomeActivityNewViewPager.java:3130)
    at com.peak.media.HomeActivityNewViewPager$4.run(HomeActivityNewViewPager.java:800)
    at android.os.Handler.handleCallback(Handler.java:733)
    at android.os.Handler.dispatchMessage(Handler.java:95)
    at android.os.Looper.loop(Looper.java:136)
    at android.app.ActivityThread.main(ActivityThread.java:5017)
    at java.lang.reflect.Method.invokeNative(Native Method)
    at java.lang.reflect.Method.invoke(Method.java:515)
    at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:787)
    at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:603)
    at dalvik.system.NativeStart.main(Native Method)

**** End of current Report ***