protected void GridView2_RowUpdating(object sender, GridViewUpdateEventArgs e)

{
    int DataKeyValue = Convert.ToInt32(GridView2.DataKeys[e.RowIndex].Value.ToString());
    GridViewRow row = (GridViewRow)GridView2.Rows[e.RowIndex];
    Label lblID = (Label)row.FindControl("lblID");

    TextBox GVtxtNextStep = (TextBox)row.Cells[0].Controls[0];

    GridView2.EditIndex = -1;

    cobj.SupportRef1 = txtSupportRef.Text;
    cobj.NextStep1 = txtNextStep.Text;


    bobj.MicroTicketUpdate(cobj);

    GridView2.DataBind();

}