bug#42896: 27.1; startup error after un update

[Waleed Yousef <wyousef@fcih.net>]

Thanks so much. I put the statement at the top of .gnus.el, then started
gnus. The error is:

====START====

Debugger entered--Lisp error: (wrong-type-argument vectorp #<hash-table equal 83/123 0x15810e37e245>)
  intern-soft("dummy.group" #<hash-table equal 83/123 0x15810e37e245>)
  gnus-desktop-notify-check()
  run-hooks(gnus-started-hook)
  apply(run-hooks gnus-started-hook)
  gnus-run-hooks(gnus-started-hook)
  #f(compiled-function () #<bytecode 0x15810e370e61>)()
  gnus-1(nil nil nil)
  gnus(nil)
  funcall-interactively(gnus nil)
  call-interactively(gnus record nil)
  command-execute(gnus record)
  helm-M-x-execute-command(gnus)
  helm-execute-selection-action-1()
  helm-execute-selection-action()
  helm-internal((((name . "Emacs Commands history") (candidates . #f(compiled-function () #<bytecode 0x15810dfecfbd>)) (keymap keymap (keymap ...) keymap (21 . helm-M-x-universal-argument) keymap (127 . delete-backward-char) (27 keymap ...) (C-return . helm-cr-empty-string) keymap (f13 lambda nil ... ...) (f12 lambda nil ... ...) (f11 lambda nil ... ...) (f10 lambda nil ... ...) (f9 lambda nil ... ...) (f8 lambda nil ... ...) (f7 lambda nil ... ...) (f6 lambda nil ... ...) (f5 lambda nil ... ...) (f4 lambda nil ... ...) (f3 lambda nil ... ...) (f2 lambda nil ... ...) (menu-bar keymap ...) (help keymap ...) (23 . #f(compiled-function () ... #<bytecode 0x15810dafd3e1>)) (f1 lambda nil ... ...) (8 keymap ... ... ... ... ...) (20 . helm-toggle-resplit-and-swap-windows) (C-tab . undefined) (67108897 . helm-toggle-suspend-update) (3 keymap ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ...) (67108987 . helm-enlarge-window) ...) (action . helm-type-command-actions) (persistent-action . helm-M-x-persistent-action) (persistent-help . "Describe this command") (help-message . helm-M-x-help-message) (requires-pattern . 0) (filtered-candidate-transformer helm-M-x-transformer-no-sort helm-fuzzy-highlight-matches) (volatile . t) (match . identity) (redisplay . identity) (nomark . t) (coerce . helm-symbolify) (header-line . "C-j: Describe this command (keep...") (must-match . t) (group . helm-command) (match-dynamic . t)) ((name . "Emacs Commands") (candidates . #f(compiled-function () #<bytecode 0x15810e0389d5>)) (keymap keymap (keymap ...) keymap (21 . helm-M-x-universal-argument) keymap (127 . delete-backward-char) (27 keymap ...) (C-return . helm-cr-empty-string) keymap (f13 lambda nil ... ...) (f12 lambda nil ... ...) (f11 lambda nil ... ...) (f10 lambda nil ... ...) (f9 lambda nil ... ...) (f8 lambda nil ... ...) (f7 lambda nil ... ...) (f6 lambda nil ... ...) (f5 lambda nil ... ...) (f4 lambda nil ... ...) (f3 lambda nil ... ...) (f2 lambda nil ... ...) (menu-bar keymap ...) (help keymap ...) (23 . #f(compiled-function () ... #<bytecode 0x15810dafd3e1>)) (f1 lambda nil ... ...) (8 keymap ... ... ... ... ...) (20 . helm-toggle-resplit-and-swap-windows) (C-tab . undefined) (67108897 . helm-toggle-suspend-update) (3 keymap ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ...) (67108987 . helm-enlarge-window) ...) (action . helm-type-command-actions) (persistent-action . helm-M-x-persistent-action) (persistent-help . "Describe this command") (help-message . helm-M-x-help-message) (requires-pattern . 0) (filtered-candidate-transformer helm-M-x-transformer-no-sort helm-fuzzy-highlight-matches) (volatile . t) (match . identity) (redisplay . identity) (nomark . t) (coerce . helm-symbolify) (header-line . "C-j: Describe this command (keep...") (must-match . t) (group . helm-command) (match-dynamic . t))) nil "M-x " nil nil "*helm M-x*" nil nil helm-M-x-input-history)
  apply(helm-internal ((((name . "Emacs Commands history") (candidates . #f(compiled-function () #<bytecode 0x15810dfecfbd>)) (keymap keymap (keymap ...) keymap (21 . helm-M-x-universal-argument) keymap (127 . delete-backward-char) (27 keymap ...) (C-return . helm-cr-empty-string) keymap (f13 lambda nil ... ...) (f12 lambda nil ... ...) (f11 lambda nil ... ...) (f10 lambda nil ... ...) (f9 lambda nil ... ...) (f8 lambda nil ... ...) (f7 lambda nil ... ...) (f6 lambda nil ... ...) (f5 lambda nil ... ...) (f4 lambda nil ... ...) (f3 lambda nil ... ...) (f2 lambda nil ... ...) (menu-bar keymap ...) (help keymap ...) (23 . #f(compiled-function () ... #<bytecode 0x15810dafd3e1>)) (f1 lambda nil ... ...) (8 keymap ... ... ... ... ...) (20 . helm-toggle-resplit-and-swap-windows) (C-tab . undefined) (67108897 . helm-toggle-suspend-update) (3 keymap ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ...) (67108987 . helm-enlarge-window) (67108989 . helm-narrow-window) (19 . undefined) (24 keymap ... ... ... ... ... ... ... ... ... ... ... ...) (11 . helm-delete-minibuffer-contents) (67108896 . helm-toggle-visible-mark-forward) (0 . helm-toggle-visible-mark) ...) (action . helm-type-command-actions) (persistent-action . helm-M-x-persistent-action) (persistent-help . "Describe this command") (help-message . helm-M-x-help-message) (requires-pattern . 0) (filtered-candidate-transformer helm-M-x-transformer-no-sort helm-fuzzy-highlight-matches) (volatile . t) (match . identity) (redisplay . identity) (nomark . t) (coerce . helm-symbolify) (header-line . "C-j: Describe this command (keeping se...") (must-match . t) (group . helm-command) (match-dynamic . t)) ((name . "Emacs Commands") (candidates . #f(compiled-function () #<bytecode 0x15810e0389d5>)) (keymap keymap (keymap ...) keymap (21 . helm-M-x-universal-argument) keymap (127 . delete-backward-char) (27 keymap ...) (C-return . helm-cr-empty-string) keymap (f13 lambda nil ... ...) (f12 lambda nil ... ...) (f11 lambda nil ... ...) (f10 lambda nil ... ...) (f9 lambda nil ... ...) (f8 lambda nil ... ...) (f7 lambda nil ... ...) (f6 lambda nil ... ...) (f5 lambda nil ... ...) (f4 lambda nil ... ...) (f3 lambda nil ... ...) (f2 lambda nil ... ...) (menu-bar keymap ...) (help keymap ...) (23 . #f(compiled-function () ... #<bytecode 0x15810dafd3e1>)) (f1 lambda nil ... ...) (8 keymap ... ... ... ... ...) (20 . helm-toggle-resplit-and-swap-windows) (C-tab . undefined) (67108897 . helm-toggle-suspend-update) (3 keymap ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ...) (67108987 . helm-enlarge-window) (67108989 . helm-narrow-window) (19 . undefined) (24 keymap ... ... ... ... ... ... ... ... ... ... ... ...) (11 . helm-delete-minibuffer-contents) (67108896 . helm-toggle-visible-mark-forward) (0 . helm-toggle-visible-mark) ...) (action . helm-type-command-actions) (persistent-action . helm-M-x-persistent-action) (persistent-help . "Describe this command") (help-message . helm-M-x-help-message) (requires-pattern . 0) (filtered-candidate-transformer helm-M-x-transformer-no-sort helm-fuzzy-highlight-matches) (volatile . t) (match . identity) (redisplay . identity) (nomark . t) (coerce . helm-symbolify) (header-line . "C-j: Describe this command (keeping se...") (must-match . t) (group . helm-command) (match-dynamic . t))) nil "M-x " nil nil "*helm M-x*" nil nil helm-M-x-input-history))
  helm((((name . "Emacs Commands history") (candidates . #f(compiled-function () #<bytecode 0x15810dfecfbd>)) (keymap keymap (keymap ...) keymap (21 . helm-M-x-universal-argument) keymap (127 . delete-backward-char) (27 keymap ...) (C-return . helm-cr-empty-string) keymap (f13 lambda nil ... ...) (f12 lambda nil ... ...) (f11 lambda nil ... ...) (f10 lambda nil ... ...) (f9 lambda nil ... ...) (f8 lambda nil ... ...) (f7 lambda nil ... ...) (f6 lambda nil ... ...) (f5 lambda nil ... ...) (f4 lambda nil ... ...) (f3 lambda nil ... ...) (f2 lambda nil ... ...) (menu-bar keymap ...) (help keymap ...) (23 . #f(compiled-function () ... #<bytecode 0x15810dafd3e1>)) (f1 lambda nil ... ...) (8 keymap ... ... ... ... ...) (20 . helm-toggle-resplit-and-swap-windows) (C-tab . undefined) (67108897 . helm-toggle-suspend-update) (3 keymap ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ...) (67108987 . helm-enlarge-window) ...) (action . helm-type-command-actions) (persistent-action . helm-M-x-persistent-action) (persistent-help . "Describe this command") (help-message . helm-M-x-help-message) (requires-pattern . 0) (filtered-candidate-transformer helm-M-x-transformer-no-sort helm-fuzzy-highlight-matches) (volatile . t) (match . identity) (redisplay . identity) (nomark . t) (coerce . helm-symbolify) (header-line . "C-j: Describe this command (keep...") (must-match . t) (group . helm-command) (match-dynamic . t)) ((name . "Emacs Commands") (candidates . #f(compiled-function () #<bytecode 0x15810e0389d5>)) (keymap keymap (keymap ...) keymap (21 . helm-M-x-universal-argument) keymap (127 . delete-backward-char) (27 keymap ...) (C-return . helm-cr-empty-string) keymap (f13 lambda nil ... ...) (f12 lambda nil ... ...) (f11 lambda nil ... ...) (f10 lambda nil ... ...) (f9 lambda nil ... ...) (f8 lambda nil ... ...) (f7 lambda nil ... ...) (f6 lambda nil ... ...) (f5 lambda nil ... ...) (f4 lambda nil ... ...) (f3 lambda nil ... ...) (f2 lambda nil ... ...) (menu-bar keymap ...) (help keymap ...) (23 . #f(compiled-function () ... #<bytecode 0x15810dafd3e1>)) (f1 lambda nil ... ...) (8 keymap ... ... ... ... ...) (20 . helm-toggle-resplit-and-swap-windows) (C-tab . undefined) (67108897 . helm-toggle-suspend-update) (3 keymap ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ...) (67108987 . helm-enlarge-window) ...) (action . helm-type-command-actions) (persistent-action . helm-M-x-persistent-action) (persistent-help . "Describe this command") (help-message . helm-M-x-help-message) (requires-pattern . 0) (filtered-candidate-transformer helm-M-x-transformer-no-sort helm-fuzzy-highlight-matches) (volatile . t) (match . identity) (redisplay . identity) (nomark . t) (coerce . helm-symbolify) (header-line . "C-j: Describe this command (keep...") (must-match . t) (group . helm-command) (match-dynamic . t))) nil "M-x " nil nil "*helm M-x*" nil nil helm-M-x-input-history)
  apply(helm ((((name . "Emacs Commands history") (candidates . #f(compiled-function () #<bytecode 0x15810dfecfbd>)) (keymap keymap (keymap ...) keymap (21 . helm-M-x-universal-argument) keymap (127 . delete-backward-char) (27 keymap ...) (C-return . helm-cr-empty-string) keymap (f13 lambda nil ... ...) (f12 lambda nil ... ...) (f11 lambda nil ... ...) (f10 lambda nil ... ...) (f9 lambda nil ... ...) (f8 lambda nil ... ...) (f7 lambda nil ... ...) (f6 lambda nil ... ...) (f5 lambda nil ... ...) (f4 lambda nil ... ...) (f3 lambda nil ... ...) (f2 lambda nil ... ...) (menu-bar keymap ...) (help keymap ...) (23 . #f(compiled-function () ... #<bytecode 0x15810dafd3e1>)) (f1 lambda nil ... ...) (8 keymap ... ... ... ... ...) (20 . helm-toggle-resplit-and-swap-windows) (C-tab . undefined) (67108897 . helm-toggle-suspend-update) (3 keymap ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ...) (67108987 . helm-enlarge-window) (67108989 . helm-narrow-window) (19 . undefined) (24 keymap ... ... ... ... ... ... ... ... ... ... ... ...) (11 . helm-delete-minibuffer-contents) (67108896 . helm-toggle-visible-mark-forward) (0 . helm-toggle-visible-mark) ...) (action . helm-type-command-actions) (persistent-action . helm-M-x-persistent-action) (persistent-help . "Describe this command") (help-message . helm-M-x-help-message) (requires-pattern . 0) (filtered-candidate-transformer helm-M-x-transformer-no-sort helm-fuzzy-highlight-matches) (volatile . t) (match . identity) (redisplay . identity) (nomark . t) (coerce . helm-symbolify) (header-line . "C-j: Describe this command (keeping se...") (must-match . t) (group . helm-command) (match-dynamic . t)) ((name . "Emacs Commands") (candidates . #f(compiled-function () #<bytecode 0x15810e0389d5>)) (keymap keymap (keymap ...) keymap (21 . helm-M-x-universal-argument) keymap (127 . delete-backward-char) (27 keymap ...) (C-return . helm-cr-empty-string) keymap (f13 lambda nil ... ...) (f12 lambda nil ... ...) (f11 lambda nil ... ...) (f10 lambda nil ... ...) (f9 lambda nil ... ...) (f8 lambda nil ... ...) (f7 lambda nil ... ...) (f6 lambda nil ... ...) (f5 lambda nil ... ...) (f4 lambda nil ... ...) (f3 lambda nil ... ...) (f2 lambda nil ... ...) (menu-bar keymap ...) (help keymap ...) (23 . #f(compiled-function () ... #<bytecode 0x15810dafd3e1>)) (f1 lambda nil ... ...) (8 keymap ... ... ... ... ...) (20 . helm-toggle-resplit-and-swap-windows) (C-tab . undefined) (67108897 . helm-toggle-suspend-update) (3 keymap ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ...) (67108987 . helm-enlarge-window) (67108989 . helm-narrow-window) (19 . undefined) (24 keymap ... ... ... ... ... ... ... ... ... ... ... ...) (11 . helm-delete-minibuffer-contents) (67108896 . helm-toggle-visible-mark-forward) (0 . helm-toggle-visible-mark) ...) (action . helm-type-command-actions) (persistent-action . helm-M-x-persistent-action) (persistent-help . "Describe this command") (help-message . helm-M-x-help-message) (requires-pattern . 0) (filtered-candidate-transformer helm-M-x-transformer-no-sort helm-fuzzy-highlight-matches) (volatile . t) (match . identity) (redisplay . identity) (nomark . t) (coerce . helm-symbolify) (header-line . "C-j: Describe this command (keeping se...") (must-match . t) (group . helm-command) (match-dynamic . t))) nil "M-x " nil nil "*helm M-x*" nil nil helm-M-x-input-history))
  helm(:sources (((name . "Emacs Commands history") (candidates . #f(compiled-function () #<bytecode 0x15810dfecfbd>)) (keymap keymap (keymap ...) keymap (21 . helm-M-x-universal-argument) keymap (127 . delete-backward-char) (27 keymap ...) (C-return . helm-cr-empty-string) keymap (f13 lambda nil ... ...) (f12 lambda nil ... ...) (f11 lambda nil ... ...) (f10 lambda nil ... ...) (f9 lambda nil ... ...) (f8 lambda nil ... ...) (f7 lambda nil ... ...) (f6 lambda nil ... ...) (f5 lambda nil ... ...) (f4 lambda nil ... ...) (f3 lambda nil ... ...) (f2 lambda nil ... ...) (menu-bar keymap ...) (help keymap ...) (23 . #f(compiled-function () ... #<bytecode 0x15810dafd3e1>)) (f1 lambda nil ... ...) (8 keymap ... ... ... ... ...) (20 . helm-toggle-resplit-and-swap-windows) (C-tab . undefined) (67108897 . helm-toggle-suspend-update) (3 keymap ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ...) (67108987 . helm-enlarge-window) ...) (action . helm-type-command-actions) (persistent-action . helm-M-x-persistent-action) (persistent-help . "Describe this command") (help-message . helm-M-x-help-message) (requires-pattern . 0) (filtered-candidate-transformer helm-M-x-transformer-no-sort helm-fuzzy-highlight-matches) (volatile . t) (match . identity) (redisplay . identity) (nomark . t) (coerce . helm-symbolify) (header-line . "C-j: Describe this command (keep...") (must-match . t) (group . helm-command) (match-dynamic . t)) ((name . "Emacs Commands") (candidates . #f(compiled-function () #<bytecode 0x15810e0389d5>)) (keymap keymap (keymap ...) keymap (21 . helm-M-x-universal-argument) keymap (127 . delete-backward-char) (27 keymap ...) (C-return . helm-cr-empty-string) keymap (f13 lambda nil ... ...) (f12 lambda nil ... ...) (f11 lambda nil ... ...) (f10 lambda nil ... ...) (f9 lambda nil ... ...) (f8 lambda nil ... ...) (f7 lambda nil ... ...) (f6 lambda nil ... ...) (f5 lambda nil ... ...) (f4 lambda nil ... ...) (f3 lambda nil ... ...) (f2 lambda nil ... ...) (menu-bar keymap ...) (help keymap ...) (23 . #f(compiled-function () ... #<bytecode 0x15810dafd3e1>)) (f1 lambda nil ... ...) (8 keymap ... ... ... ... ...) (20 . helm-toggle-resplit-and-swap-windows) (C-tab . undefined) (67108897 . helm-toggle-suspend-update) (3 keymap ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ...) (67108987 . helm-enlarge-window) ...) (action . helm-type-command-actions) (persistent-action . helm-M-x-persistent-action) (persistent-help . "Describe this command") (help-message . helm-M-x-help-message) (requires-pattern . 0) (filtered-candidate-transformer helm-M-x-transformer-no-sort helm-fuzzy-highlight-matches) (volatile . t) (match . identity) (redisplay . identity) (nomark . t) (coerce . helm-symbolify) (header-line . "C-j: Describe this command (keep...") (must-match . t) (group . helm-command) (match-dynamic . t))) :prompt "M-x " :buffer "*helm M-x*" :history helm-M-x-input-history)
  helm-M-x-read-extended-command([mml-smime-epg-verify c-clear-char-property-fun gnus-agent-summary-mode-map epg-context-signers gnus-cloud-download-data tex-chktex-program tramp-compat-exec-path message-all-epg-keys-available-p WaelEid gnus-agent-server-mode-map flycheck-next-error diredp-set-union markdown-xhtml-body-preamble cache-buf magit-wip-buffer-backed-up extend-region-p LOCALP tramp-do-copy-or-rename-file-out-of-band gnus-agent-group-covered-p nnmail-fix-eudora-headers flycheck-error-list-mode-line-map mixal gnus-summary-recenter elpy-insert--generic-button-action cl-print--preprocess matched-string doi-utils-pubmed :examined -some\? vc-git-conflicted-files 0 benchmark-init/current-node checkdoc-package-keywords-flag shr-parse-image-data Load\ snippets\.\.\. gnus-tree-buffer Edebug\ All\ Defs nnheader-translate-file-chars eshell-output-filter \' nnoo-import-1 gnus-summary-catchup-from-here :contents gnus-registry-user-format-function-M problems magit-diff-wash-hunk \. gnus-data-mark elpy-autodoc--show-doc doc-view-pdf/ps->png ...])
  helm-M-x(nil)
  funcall-interactively(helm-M-x nil)
  call-interactively(helm-M-x nil nil)
  command-execute(helm-M-x)

====END====




Michael Heerdegen <michael_heerdegen@web.de> writes:

> Waleed Yousef <wyousef@fcih.net> writes:
>
>> Sorry, can you please guide me how I should provide it?
>
> Sure.
>
> You basically only need to set the variable `debug-on-error' to t,
> e.g. with
>
>   M-: (setq debug-on-error t) RET
>
> This will make the debugger pop-up for most kinds of errors.  Then
> reproduce the error with your recipe and post the contents of the
> debugger buffer.
>
> Detail: the debugger buffer will have more readable contents if you load
> the elisp sources of the related elisp files before.  You can get an
> idea of which packages are involved by looking for the names of the
> called functions in the debugger.  Probably loading "gnus-registry.el"
> should be good enough.  You can use the command `find-library' to find
> the source files, and use e.g. `load-buffer', or L from dired, to load
> it.
>
> When done, set `debug-on-error' back to nil:
>
>   M-: (setq debug-on-error nil) RET
>
> Does that work for you?
>
>
> TIA,
>
> Michael.