property has the same value after setting it
protected void RadioButtonList1_SelectedIndexChanged(object sender, EventArgs e)
        {
            if (RadioButtonList1.SelectedValue == "2")
            {
                drp_Week.Enabled = false;
                gv_Details.Visible = false;
                panel_rmv.Visible = false;
                pnl_DetailsGeneral.Visible = true;//Here when i put a break point and after setting visible to true i find `pnl_DetailsGeneral.Visible = false`
                gv_DetailsGeneral.Visible = true;
                BindGridGeneral();

            }
            else if (RadioButtonList1.SelectedValue == "1")
            {
                drp_Week.Enabled = true;
                gv_Details.Visible = true;
                gv_DetailsGeneral.Visible = false;
                pnl_DetailsGeneral.Visible = false;
                if (drp_Week.SelectedValue != "-1")
                {

                    BindGrid();
                }
            }
        }