protected void gvList_RowDataBound(object sender, GridViewRowEventArgs e) { if (e.Row.RowType == DataControlRowType.DataRow) { Label lblID = (Label)e.Row.FindControl("lblID"); LinkButton lnkbtnDelete = (LinkButton)e.Row.FindControl("lnkbtnDelete"); int id = 0; Int32.TryParse(lblID.Text, out id); bool enable = dal_inventory.CheckDelete(id); lnkbtnDelete.Enabled = enable; if (!enable) { lnkbtnDelete.OnClientClick = ""; } } }