Debugger entered--Lisp error: (error "Found an ’interactive-form’ property!")
  commandp(my-foo)
  #f(compiled-function (sym) #<bytecode 0x11b8da12ab32ba9b>)(my-foo)
  #f(compiled-function (sym) #<bytecode -0x2cd1bb82ec31beb>)(my-foo)
  all-completions("" [0 0 pr-ps-file-preview timer-next-integral-multiple-of-time vietnamese-tcvn-unix 0 0 make-mode-line-mouse-map backquote-listify sgml-mode find-sibling-rules help-follow-symbol cpp-parse-edit 0 cc-vars font-lock-syntactically-fontified edit-replacement uniquify-rename-buffer 0 0 files--splice-dirname-file raw-text-dos lisp-mode-map ert-run-tests-batch 0 viscii minibuffer-text-before-history search-emacs-glossary Regexp\ Isearch\ Marked\ Buffers... min-width-safe 0 vc-annotate :unix-fd byte-set-marker 0 event-convert-list 0 yank-undo-function sort-coding-systems-predicate 0 latin-2-unix 0 0 squeeze-bidi-context :match byte-compile-arglist-signatures-congruent-p vc-mode-line-hook font-list-limit c-name tty-register-default-colors ...] #f(compiled-function (sym) #<bytecode -0x2cd1bb82ec31beb>))
  complete-with-action(t [0 0 pr-ps-file-preview timer-next-integral-multiple-of-time vietnamese-tcvn-unix 0 0 make-mode-line-mouse-map backquote-listify sgml-mode find-sibling-rules help-follow-symbol cpp-parse-edit 0 cc-vars font-lock-syntactically-fontified edit-replacement uniquify-rename-buffer 0 0 files--splice-dirname-file raw-text-dos lisp-mode-map ert-run-tests-batch 0 viscii minibuffer-text-before-history search-emacs-glossary Regexp\ Isearch\ Marked\ Buffers... min-width-safe 0 vc-annotate :unix-fd byte-set-marker 0 event-convert-list 0 yank-undo-function sort-coding-systems-predicate 0 latin-2-unix 0 0 squeeze-bidi-context :match byte-compile-arglist-signatures-congruent-p vc-mode-line-hook font-list-limit c-name tty-register-default-colors ...] "" #f(compiled-function (sym) #<bytecode -0x2cd1bb82ec31beb>))
  #f(compiled-function (string pred action) #<bytecode -0x10be6ebb99092f9>)("" #f(compiled-function (sym) #<bytecode 0x11b8da12ab32ba9b>) t)
  all-completions("" #f(compiled-function (string pred action) #<bytecode -0x10be6ebb99092f9>) #f(compiled-function (sym) #<bytecode 0x11b8da12ab32ba9b>))
  completion-pcm--all-completions("" (point) #f(compiled-function (string pred action) #<bytecode -0x10be6ebb99092f9>) #f(compiled-function (sym) #<bytecode 0x11b8da12ab32ba9b>))
  completion-basic-all-completions("" #f(compiled-function (string pred action) #<bytecode -0x10be6ebb99092f9>) #f(compiled-function (sym) #<bytecode 0x11b8da12ab32ba9b>) 0)
  #f(compiled-function (style) #<bytecode -0x1a8515d7e81877ca>)(basic)
  completion--some(#f(compiled-function (style) #<bytecode -0x1a8515d7e81877ca>) (basic partial-completion emacs22))
  completion--nth-completion(2 "" #f(compiled-function (string pred action) #<bytecode -0x10be6ebb99092f9>) #f(compiled-function (sym) #<bytecode 0x11b8da12ab32ba9b>) 0 (metadata (affixation-function . read-extended-command--affixation) (category . command)))
  completion-all-completions("" #f(compiled-function (string pred action) #<bytecode -0x10be6ebb99092f9>) #f(compiled-function (sym) #<bytecode 0x11b8da12ab32ba9b>) 0 (metadata (affixation-function . read-extended-command--affixation) (category . command)))
  minibuffer-completion-help(5 5)
  completion--do-completion(5 5)
  completion--in-region-1(5 5)
  #f(compiled-function (start end collection predicate) #<bytecode 0x1a742542616e2759>)(5 5 #f(compiled-function (string pred action) #<bytecode -0x10be6ebb99092f9>) #f(compiled-function (sym) #<bytecode 0x11b8da12ab32ba9b>))
  apply(#f(compiled-function (start end collection predicate) #<bytecode 0x1a742542616e2759>) (5 5 #f(compiled-function (string pred action) #<bytecode -0x10be6ebb99092f9>) #f(compiled-function (sym) #<bytecode 0x11b8da12ab32ba9b>)))
  #f(compiled-function (funs global args) #<bytecode -0xf9d91b1864dfe2>)(nil nil (5 5 #f(compiled-function (string pred action) #<bytecode -0x10be6ebb99092f9>) #f(compiled-function (sym) #<bytecode 0x11b8da12ab32ba9b>)))
  completion--in-region(5 5 #f(compiled-function (string pred action) #<bytecode -0x10be6ebb99092f9>) #f(compiled-function (sym) #<bytecode 0x11b8da12ab32ba9b>))
  completion-in-region(5 5 #f(compiled-function (string pred action) #<bytecode -0x10be6ebb99092f9>) #f(compiled-function (sym) #<bytecode 0x11b8da12ab32ba9b>))
  minibuffer-complete()
  funcall-interactively(minibuffer-complete)
  call-interactively(minibuffer-complete nil nil)
  command-execute(minibuffer-complete)
  read-from-minibuffer("M-x " nil (keymap (10 . minibuffer-complete-and-exit) (13 . minibuffer-complete-and-exit) keymap (menu-bar keymap (minibuf "Minibuf" keymap (tab menu-item "Complete" minibuffer-complete :help "Complete as far as possible") (space menu-item "Complete Word" minibuffer-complete-word :help "Complete at most one word") (63 menu-item "List Completions" minibuffer-completion-help :help "Display all possible completions") "Minibuf")) (M-down . minibuffer-next-completion) (M-up . minibuffer-previous-completion) (27 keymap (13 . minibuffer-choose-completion) (103 keymap (27 keymap (99 . switch-to-completions))) (118 . switch-to-completions)) (prior . switch-to-completions) (63 . minibuffer-completion-help) (32 . minibuffer-complete-word) (backtab . minibuffer-complete) (9 . minibuffer-complete) keymap (menu-bar keymap (minibuf "Minibuf" keymap (previous menu-item "Previous History Item" previous-history-element :help "Put previous minibuffer history element in the min...") (next menu-item "Next History Item" next-history-element :help "Put next minibuffer history element in the minibuf...") (isearch-backward menu-item "Isearch History Backward" isearch-backward :help "Incrementally search minibuffer history backward") (isearch-forward menu-item "Isearch History Forward" isearch-forward :help "Incrementally search minibuffer history forward") (return menu-item "Enter" exit-minibuffer :key-sequence "\15" :help "Terminate input and exit minibuffer") (quit menu-item "Quit" abort-recursive-edit :help "Abort input and exit minibuffer") "Minibuf")) (13 . exit-minibuffer) (10 . exit-minibuffer) (7 . abort-minibuffers) (C-tab . file-cache-minibuffer-complete) (9 . self-insert-command) (XF86Back . previous-history-element) (up . previous-line-or-history-element) (prior . previous-history-element) (XF86Forward . next-history-element) (down . next-line-or-history-element) (next . next-history-element) (27 keymap (60 . minibuffer-beginning-of-buffer) (114 . previous-matching-history-element) (115 . next-matching-history-element) (112 . previous-history-element) (110 . next-history-element))) nil extended-command-history nil nil)
  completing-read-default("M-x " #f(compiled-function (string pred action) #<bytecode -0x10be6ebb99092f9>) #f(compiled-function (sym) #<bytecode 0x11b8da12ab32ba9b>) t nil extended-command-history nil nil)
  completing-read("M-x " #f(compiled-function (string pred action) #<bytecode -0x10be6ebb99092f9>) #f(compiled-function (sym) #<bytecode 0x11b8da12ab32ba9b>) t nil extended-command-history)
  read-extended-command()
  byte-code("\302\30\11\303 \10E)\207" [execute-extended-command--last-typed current-prefix-arg nil read-extended-command] 3)
  call-interactively(execute-extended-command nil nil)
  command-execute(execute-extended-command)