I get the following error, copied from firebug when trying to make an ajax call in any module
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<div id="errorWrapper" class="errorContent">
<strong>MESSAGE</strong>: require_once(/home/thesaweb/public_html/sgl/lib/SGL/Task/../AjaxProvider.php) [<a href='function.require-once'>function.require-once</a>]: failed to open stream: No such file or directory<br />
<strong>TYPE:</strong> Warning<br />
<strong>FILE:</strong> /home/thesaweb/public_html/sgl/lib/SGL/Task/BuildAjaxHeaders.php<br />
<strong>LINE:</strong> 2<br />
<strong>DEBUG INFO:</strong>
<p><strong>1</strong> <?php
<br />
<div class="error"><strong>2 require_once dirname(FILE) . '/../AjaxProvider.php';
</strong></div><br />
<strong>3</strong>
<br />
<strong>4</strong> /**
<br />
<strong>5</strong> * @package Task
<br />
<strong>6</strong> */
<br />
<strong>7</strong> class SGL_Task_BuildAjaxHeaders extends SGL_DecorateProcess<br />
</p>
</div>
<hr /><br />
<b>Fatal error</b>: require_once() [<a href='function.require'>function.require</a>]: Failed opening required '/home/thesaweb/public_html/sgl/lib/SGL/Task/../AjaxProvider.php' (include_path='.:/home/thesaweb/public_html/sgl/lib/pear:/home/thesaweb/public_html/sgl/lib:.:/usr/lib/php:/usr/local/lib/php:/usr/local/lib/php/Smarty') in <b>/home/thesaweb/public_html/sgl/lib/SGL/Task/BuildAjaxHeaders.php</b> on line <b>2</b><br />
Modules I have tried include the CMS module, media2, comment 2
