private bool isValid(int id) { //DepartmentHazardTableAdapters.DepartmentHazardSelectCommandTableAdapter DepartmentHazardTableAdapters.DepartmentHazardSelectCommandTableAdapter tableAdapter = new DepartmentHazardTableAdapters.DepartmentHazardSelectCommandTableAdapter(); IEnumerator iEnumerator = tableAdapter.GetDepartmentHazardByName(int.Parse(ddlDepartment.SelectedValue), loggedInUserCoId, tbName.Text,id).GetEnumerator(); if (iEnumerator.MoveNext()) { SetErrorMessage(WebConstants.Messages.Error.ALREAD_EXISTS); return false; } return true; }