Thread:Extension talk:Zend Search Lucene for MediaWiki/Special:PslZendSearchLucene, problems with display of Japanese/Chinese !

We are using English, Chinese and Japanese page content, and while the standard MW search and display works in the correct manner, Zend Search brings a error message and does not display the result in the correct character codding. Warning: Cannot modify header information - headers already sent by (output started at ...extensions\PslZendSearchLucene\PslZendSearchLucene_body.php:452)