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deleting a row in data gridview

deleting a row in data gridview

vinit

12yAsked Feb 20, 2014, 3:52 AM1.9kLearn iOS Programming

i am not able to delete a row in grid view tool in asp.net error is

Index was out of range. Must be non-negative and less than the size of the collection. Parameter name: index

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Lakshmanan Sethu Sankaranarayan12y ago
Please debug your code and try to see what's the sid you are getting? I guess you should be deleting based on your ID not SID?
0
vinit12y ago
protected void GridView1_RowDeleting(object sender, GridViewDeleteEventArgs e)
{
try
{
SqlCommand cmd = new SqlCommand("delete from student where sid=@sid", con);
cmd.Parameters.Add("@sid", SqlDbType.BigInt).Value =
Convert.ToInt32(GridView1.DataKeys[e.RowIndex].Value);
con.Open();
int i = cmd.ExecuteNonQuery();
if (i > 0)
{
Response.Write("