[dancer-users] Dancer crashing
Chad Wallace
cwallace at lodgingcompany.com
Thu Mar 14 18:47:31 GMT 2019
On Thu, 14 Mar 2019 18:35:08 +0000
Andrew Beverley <andy at andybev.com> wrote:
> On Wed, 13 Mar 2019 08:51:04 -0700 Hermann Calabria wrote:
> > > FWIW, I did notice that the crash appeared to happen because of an
> > > uninitialized value. Do you have fatal warnings turned on, and
> > > could that be one of the causes? I don't know, but does Dancer
> > > normally run without fatal warnings, and maybe the problem you
> > > encountered wouldn't normally be fatal?
> >
> > I don’t have fatal warnings turned on.
> >
> > Also, reviewing the stack trace, none of the calls appear to go
> > through the app. The only packages involved are:
> >
> > HTTP::Server::Simple
> > Dancer::Handler::Standalone
> > Dancer::Handler
> > Dancer
>
> Maybe something else has turned fatal warnings on globally, like Moo
> used to do?
>
> I don't know how else you would get the following fatal error, unless
> something is actually dying with the message "Use of uninitialized
> value in subroutine entry"
>
> Use of uninitialized value in subroutine entry at
> /home/hermann/perl5/perlbrew/perls/perl-5.26.2/lib/site_perl/5.26.2/HTTP/Server/Simple.pm
> line 397.
That one's not fatal, but the one after it is. It's a croak from
within Socket's XS code.
I spent way too much time looking into this yesterday when I was
procrastinating something else. :-)
--
C. Chad Wallace, B.Sc.
The Lodging Company
http://www.lodgingcompany.com/
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+1 250-869-4931 ext. 6251
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