I have installed php 5.3.0 (via php intaller fast-cgi mode) on windows 2008 x64 and it is running fine. Now I have to install ioncube loader which have two version Non- thread safety and normal. Which should I choose, how do i know that my php installation is in which mode. Secondly how do I know that my whether my php is running in threaded mode or not. -- PHP Windows Mailing List (http://www.php.net/) To unsubscribe, visit: http://www.php.net/unsub.php