bug#42896: 27.1; startup error after un update

[Waleed Yousef]

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.