serialVersionUID for serizlizable class
<blockquote>
  <p><strong>Possible Duplicate:</strong><br>
  <a href="http://stackoverflow.com/questions/2288937/what-does-it-mean-the-serializable-class-does-not-declare-a-static-final-serial">What does it mean: The serializable class does not declare a static final serialVersionUID field?</a>  </p>
</blockquote>



<blockquote>
  <p>The serializable class
  VaadintestprojectApplication does not
  declare a static final
  serialVersionUID field of type long</p>
</blockquote>

<ol>
<li>What does this statement mean? I get
an error for this.</li>
<li>What does serizlizable class do and
why do we need to declare a static
final for it.</li>
</ol>
