title: Trigger Problem, Update Panel Does Not Work?
body: <p>I create dynamic LinkButton and I add LinkButton's Click Trigger to UpdatePanel.</p>
  
  <p>Now, When I first click to any one of link button trigger is runing good and show my select whitout POSTBACK. After That, I click other LinkButton All Page Loading and POSTBACK running so Trigger Does Not Work!
  What is the problem ? Please Help!</p>
  
  <pre><code>protected void Page_Load(object sender, EventArgs e)
  {
  
          ShowAllCar();
  
  }
  
  public void ShowAllCar()
  {
  
      dsAraclarTableAdapters.tblAraclarTableAdapter _t=new dsAraclarTableAdapters.tblAraclarTableAdapter();
      dsAraclar.tblAraclarDataTable _m =_t.GetData();
      int i=0;
      UpdatePanel1.Triggers.Clear();
      pnlAraclar.Controls.Clear();
      foreach (DataRow _row in _m.Rows)
      { 
          LinkButton _linkbutton =new LinkButton();
          i++;
          _linkbutton.ID ="Option" + i.ToString();
          _linkbutton.Text = "&lt;img src='" + _row["Resim"].ToString() + "' border='0'/&gt; &lt;b&gt;" + _row["Marka"].ToString() + " " + _row["Model"].ToString() + "&lt;/b&gt;&lt;br/&gt;" + _row["Ozellikler"].ToString() + " : " + _row["KisFiyat"].ToString() + ":" + _row["YazFiyat"].ToString();
          _linkbutton.CssClass="ContextMenuItem";
          _linkbutton.PostBackUrl = "";
          _linkbutton.Click +=new EventHandler(OnCarSelect);
          pnlAraclar.Controls.Add(_linkbutton);
  
          AsyncPostBackTrigger _trigger = new AsyncPostBackTrigger();
          _trigger.ControlID = _linkbutton.ID;
          _trigger.EventName = "Click";
          UpdatePanel1.Triggers.Add(_trigger);
      }
  } 
  
  protected void OnCarSelect(object sender, EventArgs e)
  {
      lblSelection.Text = "You selected &lt;b&gt;" + ((LinkButton)sender).Text + "&lt;/b&gt;.";
  }
  </code></pre>