public void BindVesselSpecificRule() { int?Rule_ID = null; if (ViewState["Rule_ID"] != null) { Rule_ID = Int32.Parse(ViewState["Rule_ID"].ToString()); } DataTable dt = objBLL.Crew_Get_Vessel_Specific_Rules_Search(Rule_ID); if (dt.Rows.Count > 0) { gvVesselRule.DataSource = dt; gvVesselRule.DataBind(); } else { gvVesselRule.DataSource = dt; gvVesselRule.DataBind(); } }