WebJun 21, 2024 · Exception Details: System.IndexOutOfRangeException: There is no row at position 0. protected void btnAddCart_Click (object sender, EventArgs e) { if (Session ["Mycart"] == null) { ShoppingCart Mycart = new ShoppingCart (); Session ["Mycart"] = Mycart; } string Id = Request.QueryString ["BookID"]; Mycart = (ShoppingCart)Session … WebOct 7, 2024 · When I click delete button it delete the row, and look like it do not remove the row from the viewstate. Because, When I click Add button after clicking delete button it create a new row and also gives all the rows including deleted rows.
c# - How to insert a new row in excel using oledb c#.net
WebAug 12, 2016 · If you are going to use absolute values to access a single row, then you have to test first to ensure that there is a row at all: C# label128.Text = ds.Tables [0].Rows [0] [ "Name" ].ToString (); You don't check, so if there are no rows where the phone number is an exact match, you will get the exception you show. WebSep 15, 2024 · In this article. After you create a DataTable and define its structure using columns and constraints, you can add new rows of data to the table. To add a new row, … how to display an image in javafx
Problem inserting a row in a DataTable - groups.google.com
WebJan 22, 2010 · DataTable dt = new DataTable (); private void button1_Click (object sender, EventArgs e) { dt.Columns.Add ("Test"); dt.Rows.Add ("aa"); dt.Rows.Add ("bb"); dt.Rows.Add ("cc"); this.dataGridView1.DataSource = dt; } private void button2_Click (object sender, EventArgs e) { DataRow dr = dt.NewRow (); dr [0] = "xx"; … WebJun 24, 2014 · Hi I am trying to Create Reports and having alot of Problems i have a datatable and loads data from the database via a S.P. After loading the DataTable has the following columnsDateNameCompanyType of WorkI need help with the following I want to add a new column in between Name and Company how do i do this and add data to it … WebSep 8, 2011 · The cause of the error is when you are trying to address to the row of dataTable which has no row at that position. in your case the query returns 0 records but still you are trying to address the row at 0th position Always check the condtion before you address the dataTable rows if (dt.Rows.Count > 0 ) { //get records } else { the mylene sheath records