Инсталяция - белый экран - Joomla 1.5: Установка и обновление

 Не могу запустить установочный пакет Joomla пишет следующее
[Tue Apr 03 12:52:27 2012] [error] [client 193.218.182.33] PHP Parse error:  syntax error, unexpected $end, expecting '(' in /usr/home/31993/petrospekt-c.ru/html/plugins/system/debug.php on line 51

В самом фале пишет
*
   */
   function onAfterRender()
   {
      global $_PROFILER, $mainframe, $database;

      // Do not render if debugging is not enabled
      if(!JDEBUG) { return; }

      $document   =& JFactory::getDocument();
      $doctype   = $document->getType();

      // Only render for HTML output
      if ( $doctype !== 'html' ) { return; }

      $profiler   =& $_PROFILER;






[Tue Apr 03 15:22:03 2012] [error] [client 193.218.182.33] PHP Fatal error:  Class 'JLanguageHelper' not found in /usr/home/31993/petrospekt-c.ru/html/installation/includes/application.php on line 134

Пишет что
// This could be a first-time visit - try to determine what the client accepts
      if(empty($options['language']))
      {
         if ( empty($forced['lang'])) {
            jimport('joomla.language.helper');
            $options['language'] = JLanguageHelper::detectLanguage();
         } else {
            $options['language'] = $forced['lang'];
         }
      }

      // Give the user English
      if (empty($options['language'])) {
         $options['language'] = 'en-GB';
      }




[Tue Apr 03 15:22:03 2012] [error] [client 193.218.182.33] File does not exist: /usr/home/31993/petrospekt-c.ru/html/favicon.ico