Warning: require_once(Zend/Exception.php): failed to open stream: No such file or directory in E:\htdocs\moodle\search\Zend\Search\Exception.php on line 25

Fatal error: require_once(): Failed opening required 'Zend/Exception.php' (include_path='.;C:\php\pear') in E:\htdocs\moodle\search\Zend\Search\Exception.php on line 25