Remember to cover the basics, that is, what you expected to happen and what in fact did happen. You don't know how to make a good report? See http://orgmode.org/manual/Feedback.html#Feedback Your bug report will be posted to the Org mailing list. ------------------------------------------------------------------------ Using ~C-c '~ to edit a src block works as expected, but if I make changes and use ~C-c '~ again, I get the error ~Cannot modify an area being edited in a dedicated buffer~ It happens with the default setting for ~org-src-window-setup~ as well. I was not experiencing this issue with version 20171127, which was the last I had befire upgrading to this version. Tested on 20171205 and it also presented this bug. Emacs : GNU Emacs 25.3.1 (x86_64-pc-linux-gnu, GTK+ Version 3.22.26) of 2017-12-04 Package: Org mode version 9.1.4 (9.1.4-2-g118753-elpaplus @ /home/paul/.emacs.d/elpa/org-plus-contrib-20171211/) current state: ============== (setq org-tab-first-hook '(org-babel-hide-result-toggle-maybe org-babel-header-arg-expand) outline-minor-mode-hook '((lambda nil (make-local-variable (quote smart-outline-cut)) (setq smart-outline-cut nil))) 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-html-format-drawer-function '(closure (htmlize-buffer-places org-html-format-table-no-css htmlize-css-name-prefix htmlize-output-type htmlize-output-type htmlize-css-name-prefix t) (_name contents) contents) org-clock-into-drawer "LOGBOOK" org-log-done 'time org-src-window-setup 'other-frame org-latex-format-inlinetask-function 'org-latex-format-inlinetask-default-function org-clock-mode-line-total 'today org-confirm-shell-link-function 'yes-or-no-p org-ascii-format-inlinetask-function 'org-ascii-format-inlinetask-default org-clock-idle-time 15 org-pretty-entities t org-latex-format-headline-function 'org-latex-format-headline-default-function org-default-notes-file "~/org/todo.org" org-clock-in-resume t org-capture-templates '(("t" "Todo" entry (file+headline (concat org-directory "/todo.org") "Todo") "* TODO %?\n SCHEDULED: %^{Schedule}t\n %A") ("n" "Note" entry (file+headline (concat org-directory "/notes.org") "Notes") "* %? %U\n %i")) org-after-todo-state-change-hook '(org-clock-out-if-current) org-latex-format-drawer-function '(closure (t) (_ contents) contents) org-odt-format-headline-function 'org-odt-format-headline-default-function org-from-is-user-regexp nil org-src-mode-hook '(#[nil "\301 \302\"\207" [flycheck-disabled-checkers add-to-list emacs-lisp-checkdoc] 3] 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$\207" [add-hook change-major-mode-hook org-show-block-all append local] 5] #[0 "\300\301\302\303\304$\207" [add-hook change-major-mode-hook org-babel-show-result-all append local] 5] (closure (org-inlinetask-min-level org-struct-menu org-last-state org-id-track-globally texmathp-why remember-data-file org-agenda-tags-todo-honor-ignore-options iswitchb-temp-buflist calc-embedded-open-mode calc-embedded-open-formula calc-embedded-close-formula align-mode-rules-list org-export-registered-backends t) nil (add-hook (quote change-major-mode-hook) (quote org-show-block-all) (quote append) (quote local))) (closure (*this* org-babel-confirm-evaluate-answer-no t) nil (add-hook (quote change-major-mode-hook) (quote org-babel-show-result-all) (quote append) (quote local))) #[nil "\300\301!\207" [org-bullets-mode 1] 2] #[nil "\300\301\302\303\304$\207" [add-hook after-save-hook org-babel-tangle nil local-please] 5] org-clock-load (closure (org-inlinetask-min-level org-mode-map org-tbl-menu org-org-menu org-struct-menu org-entities org-last-state org-id-track-globally org-clock-start-time texmathp-why remember-data-file org-agenda-tags-todo-honor-ignore-options iswitchb-temp-buflist calc-embedded-open-mode calc-embedded-open-formula calc-embedded-close-formula align-mode-rules-list org-emphasis-alist org-emphasis-regexp-components org-export-registered-backends org-modules org-babel-load-languages org-element-paragraph-separate ffap-url-regexp t) nil (add-hook (quote change-major-mode-hook) (quote org-show-block-all) (quote append) (quote local))) (closure (org-bracket-link-regexp org-src-window-setup *this* org-babel-confirm-evaluate-answer-no org-src-preserve-indentation org-src-lang-modes org-edit-src-content-indentation org-babel-library-of-babel t) nil (add-hook (quote change-major-mode-hook) (quote org-babel-show-result-all) (quote append) (quote local))) org-babel-result-hide-spec org-babel-hide-all-hashes org-eldoc-load) org-refile-targets '((org-agenda-files :level . 1)) org-bibtex-headline-format-function '(closure (org-id-locations org-agenda-search-view-always-boolean org-agenda-overriding-header t) (entry) (cdr (assq :title entry))) org-archive-hook '(org-attach-archive-delete-maybe) org-ascii-format-drawer-function '(closure (t) (_name contents _width) contents) org-odt-format-inlinetask-function 'org-odt-format-inlinetask-default-function org-clock-persist t org-agenda-file-regexp "\\([^.].*\\.org\\)\\|\\([0-9]+\\)" org-enforce-todo-dependencies t org-cycle-hook '(ds/org-logbook-cycle-hook org-cycle-hide-archived-subtrees org-cycle-hide-drawers org-cycle-show-empty-lines org-optimize-window-after-visibility-change) org-clock-persist-query-resume nil org-todo-keywords '((sequence "TODO(t)" "IN-PROGRESS(i!)" "WAITING(w@)" "|" "WILL-NOT-IMPLEMENT(k@)" "DONE(d)") (sequence "BUG(b)" "RESOLVING(r!)" "|" "NON-ISSUE(n@)" "PATCHED(p)")) org-clock-report-include-clocking-task t org-catch-invisible-edits t org-confirm-elisp-link-function 'yes-or-no-p org-metadown-hook '(org-babel-pop-to-session-maybe) outline-mode-hook '((lambda nil (make-local-variable (quote smart-outline-cut)) (setq smart-outline-cut nil))) org-log-into-drawer "LOGBOOK" org-odt-format-drawer-function '(closure (hfy-user-sheet-assoc hfy-html-quote-regex hfy-html-quote-map hfy-face-to-css hfy-begin-span-handler hfy-end-span-handler archive-zip-extract nxml-auto-insert-xml-declaration-flag t) (_name contents) contents) org-ditaa-jar-path "/usr/share/java/ditaa/ditaa-0_10.jar" org-blocker-hook '(org-block-todo-from-children-or-siblings-or-parent) org-html-format-headline-function 'org-html-format-headline-default-function org-link-parameters '(("id" :follow org-id-open) ("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) ("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 '((sh . t) (ditaa . t)) org-html-format-inlinetask-function 'org-html-format-inlinetask-default-function org-agenda-files '("/home/paul/org/agenda/todo.org") org-clock-out-remove-zero-time-clocks t )