1) pass $r to CGI->new($r), in which case it won't rely on the global Apache->request. And you can switch then to 'PerlHandler modperl'.
2) use the IO trace to debug what's going on:
you need to rebuild mp with MP_TRACE=1 and then add to httpd.conf:
PerlTrace o
http://perl.apache.org/docs/2.0/user/config/config.html#C_PerlTrace_
compare the traces you get on the good and the bad machines.
__________________________________________________________________ Stas Bekman JAm_pH ------> Just Another mod_perl Hacker http://stason.org/ mod_perl Guide ---> http://perl.apache.org mailto:[EMAIL PROTECTED] http://use.perl.org http://apacheweek.com http://modperlbook.org http://apache.org http://ticketmaster.com