<div class="gmail_quote"><div><div>Hi Reza,</div></div><div><br></div><div> </div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex;"><div>
Exception raised:<br>
   MessageNotUnderstood: WAComponent
class&gt;&gt;subclass:instanceVariableNames:<br>
by: <br>
  WAWelcomeComponentCreator&gt;&gt;createComponent:<br>
when the &quot;Create&quot; button appearing in the &quot;Welcome to
Seaside&quot; window is pushed.<br>
This window appears upon hitting
<a href="http://localhost:8080/" target="_blank">http://localhost:8080/</a> <br></div></blockquote><div><br></div><div><br></div><div>Apologies for that - the error is caused by a difference between Pharo and Squeak. I&#39;ve checked in a fix into WAWelcome package on <a href="http://www.squeaksource.com/Seaside30">http://www.squeaksource.com/Seaside30</a>, so you use Monticello to update WAWelcome or change the following line in WAWelcomeComponentCrreator &gt;&gt; createComponent: componentName</div>
<div><br></div><div>from: </div><div>    userComponent := WAComponent subclass: componentName instanceVariableNames: &#39;&#39;.</div><div><br></div><div>to:</div><div><div>    userComponent := WAComponent subclass: componentName instanceVariableNames: &#39;&#39; classVariableNames: &#39;&#39; poolDictionaries: &#39;&#39; category: &#39;Unclassified&#39;.</div>
<div><span class="Apple-tab-span" style="white-space:pre">        </span></div></div><div><span class="Apple-tab-span" style="white-space:pre"><br></span></div><div><span class="Apple-tab-span" style="white-space:pre">N</span>ick</div>
</div>