When reporting a problem to the mod_perl mailing list, always send these details:
Anything in the error_log file that looks suspicious and possibly related to the problem
Output of perl -V
Version of mod_perl
Version of Apache
Options given to mod_perl's Makefile.PL file
Server configuration details
If make test fails, the output of make test TEST_VERBOSE=1
Also check whether:
make test passes 100%
The script works under mod_cgi, if applicable
You should try to isolate the problem and send the smallest possible code snippet that reproduces the problem.
Eric Cholet (Logilune) and
Stas Bekman (StasoSphere & Free Books).