It works for me :/ upgrade? 

$ pmvers HTML::Mason HTML::Mason::ApacheHandler mod_perl2
HTML::Mason: 1.42
HTML::Mason::ApacheHandler: 1.69
mod_perl2: 2.000001

[download]

Maybe use PerlResponseHandler instead of PerlHandler?

Maybe a bug in DefaultType/AddType ?

In reply to Re: Using Mason with Mod_Perl 2 and getting "did not send an HTTP header" error by Anonymous Monk
in thread Using Mason with Mod_Perl 2 and getting "did not send an HTTP header" error by beanryu

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