protected void GridView1_RowCommand(object sender, GridViewCommandEventArgs e) { if (e.CommandName == "issue") { RequestRepository repo = new RequestRepository(); BorrowRepository repo1 = new BorrowRepository(); List <MRSLibrary.CustomizeDisplay.BorrowIssued> br = new List <MRSLibrary.CustomizeDisplay.BorrowIssued>(); long id = Convert.ToInt64(e.CommandArgument); repo.IssueMovieForRequest(id); br = repo1.GetIssuedData(id); DetailsView1.DataSource = br; DetailsView1.DataBind(); } }