Specified argument was out of the range of valid values.

Question

please Help me..

 

protected void GridView1_RowDeleting2(object sender, GridViewDeleteEventArgs e)

{

bool result;

StudentOperations opObj = new StudentOperations();

opObj.Id = Convert.ToInt32(GridView1.Rows[e.RowIndex].Cells[1].Controls[0]);

opObj.DeleteAStudent();

BindData();

}