title: Radcheckboxlist selected from database
body: <p>On page load RadCBList items appear. But when I press search button they disappar.</p>
  
  <p>Code here(ascx): </p>
  
  <pre><code>&lt;telerik:RadCheckBoxList Enabled="false" runat="server" ID="cblDurum" AutoPostBack="false" Direction="Vertical" CssClass="content"&gt;
      &lt;Items&gt;
          &lt;telerik:ButtonListItem Text="PS" Value="0"  /&gt;
          &lt;telerik:ButtonListItem Text="LC" Value="1"  /&gt;
          &lt;telerik:ButtonListItem Text="GB" Value="2"  /&gt;
          &lt;telerik:ButtonListItem Text="MINOR" Value="3"  /&gt;
          &lt;telerik:ButtonListItem Text="TEST" Value="4"  /&gt;
          &lt;telerik:ButtonListItem Text="OTHER" Value="5"  /&gt;
          &lt;telerik:ButtonListItem Text="PRESERVATION" Value="6" /&gt;
          &lt;telerik:ButtonListItem Text="BORESCOPE" Value="7" /&gt;
          &lt;telerik:ButtonListItem Text="TESELLUM" Value="8" /&gt;
          &lt;telerik:ButtonListItem Text="SEVK" Value="9"  /&gt;
          &lt;telerik:ButtonListItem Text="RECEIVING TEST" Value="10" /&gt;
      &lt;/Items&gt;
  &lt;/telerik:RadCheckBoxList&gt;
  </code></pre>
  
  <p>Code here(cs):</p>
  
  <pre><code>var result = apuSrv.GetInfos(txtWO.Text);
  DataTable dt = result.ToDataTable();
  if (dt.Rows[0]["PS"].ToBoolean())
      cblDurum.Items[0].Selected = true;
  if (dt.Rows[0]["LC"].ToBoolean())
      cblDurum.Items[1].Selected = true;
  if (dt.Rows[0]["GB"].ToBoolean())
      cblDurum.Items[2].Selected = true;
  if (dt.Rows[0]["MINOR"].ToBoolean())
      cblDurum.Items[3].Selected = true;
  if (dt.Rows[0]["TEST"].ToBoolean())
      cblDurum.Items[4].Selected = true;
  if (dt.Rows[0]["OTHER"].ToBoolean())
      cblDurum.Items[5].Selected = true;
  if (dt.Rows[0]["PRESERVATION"].ToBoolean())
      cblDurum.Items[6].Selected = true;
  if (dt.Rows[0]["BORESCOPE"].ToBoolean())
      cblDurum.Items[7].Selected = true;
  if (dt.Rows[0]["INN"].ToBoolean())
      cblDurum.Items[8].Selected = true;
  if (dt.Rows[0]["OUT"].ToBoolean())
      cblDurum.Items[9].Selected = true;
  if (dt.Rows[0]["RECEIVING_TEST"].ToBoolean())
      cblDurum.Items[10].Selected = true;
  </code></pre>
  
  <p>I have true/false from db. I want that I read them and fill cblist with them. But when postback is completed, cblist shows empty.</p>