public List<StudentBodyInformation> getStudentDataBase8(string ID)
    {
        CaseDataBase SDB = new CaseDataBase();
        List<StudentBodyInformation> returnValue = new List<StudentBodyInformation>();
        if (int.Parse(SDB._StaffhaveRoles[3]) == 1)
        {

            returnValue = SDB.getStudentData8(ID);
        }
        else
        {
            StudentBodyInformation addValue = new StudentBodyInformation();
            addValue.checkNo = _noRole;
            addValue.errorMsg = _errorMsg;
            returnValue.Add(addValue);
        }
        return returnValue;
    }