title: Attaching an event handler multiple times
body: <p>I am new to C#. I just wanted to know whether attaching event handler multiple times can cause unexpected result? </p>
  
  <p>Actually in my application i am attaching an event handler to an event like </p>
  
  <pre><code>cr.ListControlPart.Grid.CurrentCellActivated += new EventHandler(Grid_CurrentCellActivated); 
  </code></pre>
  
  <p>and this line of code called multiple times in the code.</p>