`images/flomap' doesn't pull any tricks like that. It's really, really standard Typed Racket stuff, just a bunch of functions and about five macros.

Could it have to do with the fact that flomaps aren't serializable? This is just a stab in the dark, though, because I have no idea what could be causing it.

There are two macros that expand to code that uses of `match-define', in "images/private/flomap-pointwise.rkt". Is that a problem?

>  On Tue, Jan 29, 2013 at 7:44 AM, Jay McCarthy wrote:
>
>      [Adding Neil] Do you know what commit fixed the missing require
>      for-syntax in flomap?

I don't recall there being a missing require, or fixing it. That doesn't mean it didn't happen, though...

Neil ⊥

On 01/29/2013 09:52 AM, Robby Findler wrote:
raco exe works by traversing the requires of the modules it is
embedding, putting all of that bytecode (usually bytecode, but not
always) into the application and then setting up low-level hooks when
the exe is run so that requires of the embedded modules are redirected
to the bytecode that is embedded.

This process can be defeated by using dynamic-require, say, or generally
by requiring a module that a traversal of the require hierarchy cannot
"see".

hth,
Robby


On Tue, Jan 29, 2013 at 10:31 AM, Galler <lzgal...@optonline.net
<mailto:lzgal...@optonline.net>> wrote:

    Some additional detail:

    1) the flomap exception below shows up when attempting to run
    compiled code in both releases 5.3 and 5.3.1

    2) the application works in both releases of DrRacket, behavior only
    occurs when compiled via raco exe behavior which makes me think (as
    Robby pointed out) the same libraries aren't being shared between
    DrRacket and raco exe (is this possible???)

    3)  I'm still working on isolating and localizing the fault,
    including compiling and running parts of the application separately.

    The issue is (with high prob.) is in a module using #lang web server
    sitting at the top of my hierarchical stack of modules.

    To verify this, I've compiled the non-#lang web server modules under
    raco exe (5.3.1) and exercised them without difficulty.

    I'll keep going on this, but as a troubleshooter, it seems like item
    #2 and that the issue is with flomap and #lang web server above
    might be dispositive towards identifying the problem

    On Tue, Jan 29, 2013 at 7:44 AM, Jay McCarthy wrote:

        [Adding Neil] Do you know what commit fixed the missing require
        for-syntax in flomap?

        Jay

        On Mon, Jan 28, 2013 at 12:09 PM, Galler <lzgal...@optonline.net
        <mailto:lzgal...@optonline.net>> wrote:

            I wasn't able to isolate out the code that was causing the
            exception.

            Below is the stack trace.  This problem does not occur when
            running the app
            in DrRacket (the app works fine there),

            but appears after having compiled the application via raco
            exe, when the
            server is handling a response.



            Exception

            The application raised an exception with the message:

            link: namespace mismatch;
              reference to a module that is not available
               reference phase: 1
               referenced module: "c:\program
            files\racket\collects\images\__private\flomap-struct.rkt"
               referenced phase level: 0
               reference in module: '#%embedded:g13787:flomap-__stats
               in: flomap?

            Stack trace:

            [running body] at:
               line #f, column #f, in file #%embedded:g13787:flomap-stats
            loop at:
               line 605, column 8, in file c:\program
            files\racket\collects\racket\__private\serialize.rkt
            deserialize at:
               line 600, column 2, in file c:\program
            files\racket\collects\racket\__private\serialize.rkt
            request->continuation at:
               line 111, column 0, in file c:\program
            files\racket\collects\web-__server\lang\web.rkt
            <unknown procedure> at:
               line 57, column 10, in file c:\program
            files\racket\collects\web-__server\lang\web.rkt
            <unknown procedure> at:
               line 213, column 3, in file c:\program
            files\racket\collects\web-__server\lang\abort-resume.rkt
            <unknown procedure> at:
               line 58, column 2, in file c:\program
            
files\racket\collects\web-__server\dispatchers\dispatch-__servlets.rkt
            select-handler/no-breaks at:
               line 161, column 2, in file c:\program
            files\racket\collects\racket\__private\more-scheme.rkt
            <unknown procedure> at:
               line 96, column 6, in file c:\program
            
files\racket\collects\web-__server\private\dispatch-__server-unit.rkt




        --
        Jay McCarthy <j...@cs.byu.edu <mailto:j...@cs.byu.edu>>
        Assistant Professor / Brigham Young University
        http://faculty.cs.byu.edu/~jay

        "The glory of God is Intelligence" - D&C 93



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