error with parsing data from an sqlite database

i have a problem when i try to get data from my sqlite data base when i tried this code and run the app, it shows an error

dbh=new DBHelper(this);
    dbh.insertDeal("lacoste", "90", "40");
    Cursor c=dbh.getData(0);
    c.moveToFirst();
    String title=c.getString(c.getColumnIndex(DBHelper.CONTACTS_COLUMN_NAME));
    String price_init=c.getString(c.getColumnIndex(DBHelper.CONTACTS_COLUMN_PRICE_INIT));
    String price=c.getString(c.getColumnIndex(DBHelper.CONTACTS_COLUMN_PRICE));
    Deal deal=new Deal(0,title,R.drawable.ic_launcher,Integer.parseInt(price),Integer.parseInt(price_init),"",2);
    deals.add(deal);