attempt to reopen an already-closed object: sqlite

public List<User> getUser() {
        List<User> userList = new ArrayList<>();

        Cursor cursor = database.query(MySQLiteHelper.TABLE_USER,
                allColumns, null, null, null, null, null);

        if (cursor.getCount() > 0) {
            cursor.moveToFirst();
            if (cursor.moveToFirst()) {
                while (!cursor.isAfterLast()) {
                    User user = cursorToUser(cursor);
                    userList.add(user);
                    cursor.moveToNext();
                }
            }
            // make sure to close the cursor
            cursor.close();
        }
        return userList;
    }

    public int getUserCount() {
        String countQuery = "SELECT  " + MySQLiteHelper.COLUMN_EMAIL + " FROM " + MySQLiteHelper.TABLE_USER;
        Cursor cursor = database.rawQuery(countQuery, null);

        int count = cursor.getCount();
        cursor.close();

        return count;
    }