Re: [babel] (wrong-type-argument number-or-marker-p nil)

["Eric Schulte" <schulte.eric@gmail.com>]

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Hi Tom,

Could you try the attached patch and let me know if it fixes the
problem?

If so I'll apply it to the main repo.

Thanks -- Eric


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diff --git a/contrib/babel/lisp/org-babel-tangle.el b/contrib/babel/lisp/org-babel-tangle.el
index cad8cec..dd76195 100644
--- a/contrib/babel/lisp/org-babel-tangle.el
+++ b/contrib/babel/lisp/org-babel-tangle.el
@@ -48,8 +48,8 @@ file using `load-file'."
   (flet ((age (file)
               (time-to-seconds
                (time-subtract (current-time)
-                              (sixth (file-attributes
-                                      (file-truename file)))))))
+                              (sixth (or (file-attributes (file-truename file))
+                                         (file-attributes file)))))))
     (let* ((base-name (file-name-sans-extension file))
            (exported-file (concat base-name ".el")))
       ;; tangle if the org-mode file is newer than the elisp file

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"Thomas S. Dye" <tsd@tsdye.com> writes:

> Aloha all,
>
> I pulled the latest org-mode this morning and got an error starting emacs afterwards that appears to
> be tied to org-babel-load-file.  
>
> I ran git bisect and ended up here:
>
> 131441dbd2d16e92f863864ed536f37fcd4a85fc is first bad commit
> commit 131441dbd2d16e92f863864ed536f37fcd4a85fc
> Author: Eric Schulte <schulte.eric@gmail.com>
> Date:   Thu Feb 4 09:43:11 2010 -0700
>
>     babel: load-file works for symlinks -- Thanks to Martin Kühl
>
> :040000 040000 b4e1b1d95a9c1bfd182ad3a834830c4494566679 7ae93fe06479799b0d7dc233caa00ddfd6daec3a M  
>    contrib
>
> The backtrace from starting emacs with --debug-init follows:
>
>     Debugger entered--Lisp error: (wrong-type-argument number-or-marker-p nil)
>       time-subtract((19311 14612 450479) nil)
>       (time-to-seconds (time-subtract (current-time) (sixth ...)))
>       (catch (quote --cl-block-age--) (time-to-seconds (time-subtract ... ...)))
>       (cl-block-wrapper (catch (quote --cl-block-age--) (time-to-seconds ...)))
>       (block age (time-to-seconds (time-subtract ... ...)))
>       age("td.org")
>       (> (age file) (age exported-file))
>       (and (file-exists-p exported-file) (> (age file) (age exported-file)))
>       (if (and (file-exists-p exported-file) (> ... ...)) nil (org-babel-tangle-file file base-name
>     "emacs-lisp"))
>       (unless (and (file-exists-p exported-file) (> ... ...)) (org-babel-tangle-file file base-name
>     "emacs-lisp"))
>       (let* ((base-name ...) (exported-file ...)) (unless (and ... ...) (org-babel-tangle-file file
>     base-name "emacs-lisp")) (load-file exported-file) (message "loaded %s" exported-file))
>       (progn (fset (quote age) (function* ...)) (let* (... ...) (unless ... ...) (load-file
>     exported-file) (message "loaded %s" exported-file)))
>       (unwind-protect (progn (fset ... ...) (let* ... ... ... ...)) (if --cl-letf-bound-- (fset ...
>     --cl-letf-save--) (fmakunbound ...)))
>       (let* ((--cl-letf-bound-- ...) (--cl-letf-save-- ...)) (unwind-protect (progn ... ...) (if
>     --cl-letf-bound-- ... ...)))
>       (letf ((... ...)) (let* (... ...) (unless ... ...) (load-file exported-file) (message "loaded
>     %s" exported-file)))
>       (letf* ((... ...)) (let* (... ...) (unless ... ...) (load-file exported-file) (message "loaded
>     %s" exported-file)))
>       (flet ((age ... ...)) (let* (... ...) (unless ... ...) (load-file exported-file) (message
>     "loaded %s" exported-file)))
>       org-babel-load-file("td.org")
>       mapc(org-babel-load-file ("td.org"))
>       (let ((default-directory user-specific-dir)) (mapc (function load) (directory-files
>     user-specific-dir nil ".*el$")) (mapc (function org-babel-load-file) (directory-files
>     user-specific-dir nil ".*org$")))
>       (progn (let (...) (mapc ... ...) (mapc ... ...)))
>       (if (file-exists-p user-specific-dir) (progn (let ... ... ...)))
>       (when (file-exists-p user-specific-dir) (let (...) (mapc ... ...) (mapc ... ...)))
>       eval-buffer(#<buffer  *load*<2>> nil "/Users/dk/.emacs.d/starter-kit.el" nil t)  ; Reading at
>     buffer position 6504
>       load-with-code-conversion("/Users/dk/.emacs.d/starter-kit.el" "/Users/dk/.emacs.d/
>     starter-kit.el" nil nil)
>       load("/Users/dk/.emacs.d/starter-kit.el" nil nil t)
>       load-file("/Users/dk/.emacs.d/starter-kit.el")
>       (let* ((base-name ...) (exported-file ...)) (unless (and ... ...) (org-babel-tangle-file file
>     base-name "emacs-lisp")) (load-file exported-file) (message "loaded %s" exported-file))
>       (progn (fset (quote age) (function* ...)) (let* (... ...) (unless ... ...) (load-file
>     exported-file) (message "loaded %s" exported-file)))
>       (unwind-protect (progn (fset ... ...) (let* ... ... ... ...)) (if --cl-letf-bound-- (fset ...
>     --cl-letf-save--) (fmakunbound ...)))
>       (let* ((--cl-letf-bound-- ...) (--cl-letf-save-- ...)) (unwind-protect (progn ... ...) (if
>     --cl-letf-bound-- ... ...)))
>       (letf ((... ...)) (let* (... ...) (unless ... ...) (load-file exported-file) (message "loaded
>     %s" exported-file)))
>       (letf* ((... ...)) (let* (... ...) (unless ... ...) (load-file exported-file) (message "loaded
>     %s" exported-file)))
>       (flet ((age ... ...)) (let* (... ...) (unless ... ...) (load-file exported-file) (message
>     "loaded %s" exported-file)))
>       org-babel-load-file("/Users/dk/.emacs.d/starter-kit.org")
>       eval-buffer(#<buffer  *load*> nil "/Users/dk/.emacs.d/init.el" nil t)  ; Reading at buffer
>     position 884
>       load-with-code-conversion("/Users/dk/.emacs.d/init.el" "/Users/dk/.emacs.d/init.el" t t)
>       load("/Users/dk/.emacs.d/init" t t)
>       #[nil "\b\205\264 \306=\203. \307\b\310Q\2027 \311=\2033 \312\307\313\314#\203# \315\2027 \312\
>     307\313\316#\203/ \317\2027 \315\2027 \307\b\320Q.\321.\322\n\321\211#\210 \321=\203_ \323\324\
>     325\307\b\326Q!\".\322\f\321\211#\210 \321=\203^ \n.) \203\244 \327 !\330\232\203\244 \331 !\211.
>     \332P.\"\333.\"!\203\200 .\"\202\213 \333
>     !\203\212
>     \202\213 \313\211.\203\243 \334
>     \"\203\241 \335\336
>     #\210\337\340!\210
>     .*.#?\205\263 \313.$\322\341\321\211#))\207" [init-file-user system-type user-init-file-1
>     user-init-file otherfile source ms-dos "~" "/_emacs" windows-nt directory-files nil "^\\.emacs\\
>     (\\.elc?\\)?$" "~/.emacs" "^_emacs\\(\\.elc?\\)?$" "~/_emacs" "/.emacs" t load expand-file-name
>     "init" file-name-as-directory "/.emacs.d" file-name-extension "elc" file-name-sans-extension
>     ".el" file-exists-p file-newer-than-file-p message "Warning: %s is newer than %s" sit-for 1
>     "default" alt inhibit-default-init inhibit-startup-screen] 7]()
>       command-line()
>       normal-top-level()
>
> hth,
> Tom
>
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