public void saveDentist() { String firstName = txtfirstname.Text; String LastName = txtlastName.Text; String DentistType = ddldentistType.SelectedValue; String SSN = txtssn.Text; String Gender = ddlgender.SelectedValue; String Location = ddlLocation.SelectedValue; Dentist d = new Dentist(); d.FirstName1 = firstName; d.LastName1 = LastName; d.DentistType1 = DentistType; d.SSN1 = SSN; d.Gender1 = Gender; d.Location1 = Location; d.MiddleName1 = txtMiddleName.Text; d.Workexp1 = Int32.Parse(txtworkexp.Text); d.Phone1 = "236718236876"; d.User_ID = 1; d.Dentist_ID1 = Int32.Parse(hfdentistID.Value); // dentistList.Add(d); d.insertDentist(); bindGrid(); }