public static bool LoginSucessFull(string userName, string passWord) { bool LoginSucessFull = false; try { LoginSucessFull = EmpDal.CheckEmployeeLogin(userName, passWord); } catch (EmpException ex) { throw ex; } catch (Exception ex) { throw ex; } if (!LoginSucessFull) { throw new EmpException("provide valid username and password"); } return(LoginSucessFull); }