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View Problem Report: 10068

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Reporter's email: jos.koot@telefonica.net
Number: 10068
Category: redex
Synopsis: debug error in redex
Class: sw-bug
Responsible: robby
Notify-List:
Severity: non-critical
Priority: medium
State: closed
Confidential: no
Arrival-Date: Fri Feb 13 07:32:01 -0500 2009
Closed-Date: Wed Feb 16 16:22:45 -0500 2011
Last-Modified: Wed Feb 16 16:22:45 -0500 2011
Originator: Jos Koot
Organization: plt
Submitter-Id: unknown
Release: 4.1.4.3-svn12feb2009
Environment: windows "Windows NT 5.1 (Build 2600) Service Pack 3" (win32\i386\3m) (get-display-depth) = 32
Human Language: english
(current-memory-use) 295898228

Collections:
(("C:\\Documents and Settings\\HP_Eigenaar.UW-2B2DFF239C4D\\Application Data\\PLT Scheme\\4.1.4.3\\collects" "Kopie van lzy" "loop" "lzy" "my-scheme" "old vago") ("C:\\Program Files\\PLT-FULL-4.1.4.3\\collects" "2htdp" "afm" "algol60" "browser" "combinator-parser" "compiler" "config" "defaults" "drscheme" "dynext" "embedded-gui" "eopl" "errortrace" "ffi" "file" "framework" "frtime" "games" "graphics" "gui-debugger" "guibuilder" "handin-client" "handin-server" "help" "hierlist" "honu" "htdch" "htdp" "html" "icons" "info-domain" "lang" "launcher" "lazy" "macro-debugger" "make" "mred" "mrlib" "mysterx" "mzcom" "mzlib" "mzscheme" "net" "openssl" "parser-tools" "planet" "plot" "preprocessor" "profj" "profjWizard" "r5rs" "r6rs" "readline" "redex" "repos-time-stamp" "rnrs" "s-exp" "scheme" "scribble" "scribblings" "setup" "sgl" "sirmail" "slatex" "slideshow" "srfi" "srpersist" "stepper" "string-constants" "stxclass" "swindle" "syntax" "syntax-color" "teachpack" "test-box-recovery" !
"test-engine" "tests" "tex2page" "texpict" "trace" "typed" "typed-scheme" "version" "waterworld" "web-server" "wxme" "xml"))
Computer Language: (("Module") (#(#t write mixed-fraction-e #f #t none) (default) #() "#lang scheme\n" #t))
Description: The program in the Steps to Reproduce runs well, but when using Debug, it produces the following error:

..\..\gui-debugger\annotator.ss:218:6: expr-syntax-object-iterator: unknown expr: (#%variable-reference)

Best wishes, Jos
File Attachments:
How-To-Repeat: In definitions window:

#lang scheme
(require redex)
(define-language L (T x y))

First click Run, then click Debug.
Fix:
Release-Note:
Unformatted:

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Audit Trail:

State changed from "open" to "closed" by robby at Wed, 16 Feb 2011 16:22:45 -0500
Reason>>> 
fixed at some point along the way