Finally, I found it :) http://sourceforge.net/tracker/? func=detail&atid=550441&aid=1227031&group_id=77506 Now the PTOptimizer bug has been fixed in cvs. Cheers, Ippei -- ->> 鵜飼 一平 (UKAI Ippei) ->>>>>>>>>>>>>>>>>>>>>>>>> My general MSN, AIM, and E-Mail: ippei_ukai at mac.com Homepage: http://homepage.mac.com/ippei_ukai/