private void GetAllACustomerContactDetails(long Id) { Business.Customer.CustomerContactDetails objustomerContactDetails = new Business.Customer.CustomerContactDetails(); Entity.Customer.CustomerContactDetails customerContactDetails = new Entity.Customer.CustomerContactDetails(); customerContactDetails.CompanyMasterId_FK = 1; customerContactDetails.CustomerMasterId_FK = Id; DataTable dt = objustomerContactDetails.GetAllACustomerContactDetails(customerContactDetails); if (dt.Rows.Count > 0) { gvContactDetails.DataSource = dt; gvContactDetails.DataBind(); } else { gvContactDetails.DataSource = null; gvContactDetails.DataBind(); } }