Error while deleting record from gridview

I have gridview like as follows in asp.net 2010.

When I press delete button of gridview I am getting a error like this
Error : Index was out of range. Must be non-negative and less than the size of the collection. Parameter name: index
The code written on that button as follows.
protected void gvBrdDetail_RowDeleting(object sender, GridViewDeleteEventArgs e)
        {
            try
            {
                int BoardID = Convert.ToInt32(gvBrdDetail.DataKeys[e.RowIndex].Values["ID"].ToString());
                // string NationalityName=gvNatDetail.DataKeys[e.RowIndex].Values["NatNam"].ToString();
                SqlCommand cmd = new SqlCommand("delete from TbBrdMst where ID=" + BoardID, con);
                con.Open();
                cmd.ExecuteNonQuery();
                con.Close();
                FillGrid();
                lblSuccess.Text = "Message : Record deleted successfully with Board ID= " + BoardID;
            }
            catch (Exception ex)
            {
                lblError.Text = "Error : " + ex.Message;
                con.Close();
                return;
            }
        }

2 Replies

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Ravi Shekhar13y ago
above code is right . I think error occuring in your Fillgrid() function. let me know Fillgrid function and the code written on the page load.
Satyapriya Nayak13y ago
http://www.c-sharpcorner.com/UploadFile/9f0ae2/gridview-edit-delete-and-update-in-Asp-Net/, http://www.c-sharpcorner.com/UploadFile/3d39b4/update-and-delete-in-gridview/