Hmm, we run mod_perl at work, and I ran it here for about 8 or 9 months before the multi-language feature was added, and I could never get a change to take place until restarting the server. I've received a number of posts on this as well with users having the same problem until they restart it.
Heres one old thread that I found that had the same issue:
http://www.wwwthreads.com/perl/showflat.pl?Cat=&Board=questions&Number=1631I imagine if you don't preload them, then it might be different. But, with WWWThreads you have to preload them because in order to run properly it has to setup the persistant database connections upon server startup.
But then again, maybe I'm doing something wrong. It's been known to happen[]/w3timages/icons/smile.gif[/].