This worked fine for me with org 9.2.3 and 9.2.6 with emacs 26.1.

John

-----------------------------------
Professor John Kitchin
Doherty Hall A207F
Department of Chemical Engineering
Carnegie Mellon University
Pittsburgh, PA 15213
412-268-7803
@johnkitchin
http://kitchingroup.cheme.cmu.edu



On Thu, Oct 24, 2019 at 8:02 AM ian martins <ianxm@jhu.edu> wrote:

> Running org-map-entries on an org file with tags results in an infinite
> loop.
>
> Example function using org-map-entries:
>
>     (defun org-map-entries-test ()
>       (interactive)
>       (org-map-entries '(lambda () (message "%s" (org-entry-properties
> (point) 'standard))))
>       (message "done"))
>
> Example org file:
>
>     * one
>     * two
>     * three
>  :noexport:
>
> expected result: visit each headline once then print "done"
> actual result: visits headlines in an infinite loop and never prints "done"
>
> It fails with: Org mode version 9.2.6 (9.2.6-elpa @
> /home/ian/.emacs.d/elpa/org-9.2.6/)
> It works with: Org-mode version 8.2.10 (release_8.2.10 @
> /usr/share/emacs/24.5/lisp/org/)
> It also works if the org file has no tags.
>
>
> Emacs  : GNU Emacs 24.5.1 (x86_64-pc-linux-gnu, GTK+ Version 3.18.9)
>  of 2017-09-20 on lcy01-07, modified by Debian
> Package: Org mode version 9.2.6 (9.2.6-elpa @
> /home/ian/.emacs.d/elpa/org-9.2.6/)
>
> current state:
> ==============
> (setq
>  org-table-export-default-format "orgtbl-to-csv"
>  org-hide-leading-stars 'hidestars
>  org-tab-first-hook '(org-babel-hide-result-toggle-maybe
>                       org-babel-header-arg-expand)
>  org-speed-command-hook '(org-speed-command-activate
>                           org-babel-speed-command-activate)
>  org-occur-hook '(org-first-headline-recenter)
>  org-metaup-hook '(org-babel-load-in-session-maybe)
>  org-log-done t
>  org-confirm-shell-link-function 'yes-or-no-p
>  org-startup-folded 'content
>  org-from-is-user-regexp "\\<ian\\>"
>  org-src-mode-hook '(org-src-babel-configure-edit-buffer
>                      org-src-mode-configure-edit-buffer)
>  org-agenda-before-write-hook '(org-agenda-add-entry-text)
>  org-babel-pre-tangle-hook '(save-buffer)
>  org-mode-hook '(#[0 "\300\301\302\303\304$\207"
>                    [add-hook change-major-mode-hook org-show-all append
>                     local]
>                    5 "\n\n(fn)"]
>                  #[0 "\300\301\302\303\304$\207"
>                    [add-hook change-major-mode-hook
>                     org-babel-show-result-all append local]
>                    5 "\n\n(fn)"]
>                  org-babel-result-hide-spec org-babel-hide-all-hashes)
>  org-bibtex-headline-format-function #[257 "\300.\236A\207" [:title] 3
> "\n\n(fn ENTRY)"]
>  org-archive-hook '(org-attach-archive-delete-maybe)
>  org-cycle-hook '(org-cycle-hide-archived-subtrees
>                   org-cycle-show-empty-lines
>                   org-optimize-window-after-visibility-change)
>  org-babel-tangle-lang-exts '(("python" . "py") ("java" . "java")
>                               ("emacs-lisp" . "el") ("elisp" . "el"))
>  org-confirm-elisp-link-function 'yes-or-no-p
>  org-metadown-hook '(org-babel-pop-to-session-maybe)
>  org-link-parameters '(("id" :follow org-id-open)
>                        ("eww" :follow eww :store org-eww-store-link)
>                        ("rmail" :follow org-rmail-open :store
>                         org-rmail-store-link)
>                        ("mhe" :follow org-mhe-open :store
>                         org-mhe-store-link)
>                        ("irc" :follow org-irc-visit :store
>                         org-irc-store-link :export org-irc-export)
>                        ("info" :follow org-info-open :export
>                         org-info-export :store org-info-store-link)
>                        ("gnus" :follow org-gnus-open :store
>                         org-gnus-store-link)
>                        ("docview" :follow org-docview-open :export
>                         org-docview-export :store org-docview-store-link)
>                        ("bibtex" :follow org-bibtex-open :store
>                         org-bibtex-store-link)
>                        ("bbdb" :follow org-bbdb-open :export
>                         org-bbdb-export :complete org-bbdb-complete-link
>                         :store org-bbdb-store-link)
>                        ("w3m" :store org-w3m-store-link) ("file+sys")
>                        ("file+emacs") ("doi" :follow org--open-doi-link)
>                        ("elisp" :follow org--open-elisp-link)
>                        ("file" :complete org-file-complete-link)
>                        ("ftp" :follow
>                         (lambda (path) (browse-url (concat "ftp:" path))))
>                        ("help" :follow org--open-help-link)
>                        ("http" :follow
>                         (lambda (path) (browse-url (concat "http:" path))))
>                        ("https" :follow
>                         (lambda (path) (browse-url (concat "https:"
> path))))
>                        ("mailto" :follow
>                         (lambda (path) (browse-url (concat "mailto:"
> path)))
>                         )
>                        ("news" :follow
>                         (lambda (path) (browse-url (concat "news:" path))))
>                        ("shell" :follow org--open-shell-link))
>  org-babel-load-languages '((java . t) (python . t) (emacs-lisp . t)
>                             (calc . t) (org . t) (screen . t) (dot . t)
>                             (plantuml . t) (gnuplot . t))
>  org-clock-out-hook '(org-clock-remove-empty-clock-drawer)
>  )
>