protected void Page_Load(object sender, EventArgs e) { BO.AssetInventoryTracking.inventory_item item = new BO.AssetInventoryTracking.inventory_item(); List <BO.AssetInventoryTracking.inventory_item> itemlist = new List <BO.AssetInventoryTracking.inventory_item>(); itemlist = item.GetAllinventory_item(); gvAssetInventory.DataSource = itemlist; gvAssetInventory.DataBind(); }