On Wed, Jul 25, 2012 at 8:40 AM, Stefan Frank
<
vierund...@googlemail.com> wrote:
> There is a dirty fix for that: I can make the error go away by manually
> requiring the module before it is included:
It is the correct solution. Likely Mongrel is using some library which
implicitly requires singleton. Phusion Passenger doesn't so you have
to require it yourself. You will encounter more of these kinds of
small differences.
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