wrong link, right link is Re: json return value, but I'll repost the links

General notions you should be aware of as well as lists of things to check are found in Coping with Scoping , CGI to mod_perl Porting. mod_perl Coding guidelines , brian's Guide to Solving Any Perl Problem, CGI Help Guide , Troubleshooting Perl CGI scripts , On debugging, verify everything, talk to teddybear ...