From "emacs -Q":
  M-x set-variable <return>
  enable-recursive-minibuffers <return>
  t <return> 
  M-x switch-to-butter
  C-a M-%
  t <return> 
  f <return>
  !
  ;; wait two seconds


Expected (in minibuffer): "swifch-to-buffer".
Actual (in minibutter): "sef-variable".




In GNU Emacs 24.3.50.1 (i386-mingw-nt6.2.9200)
 of 2013-01-28 on MACHINE
Bzr revision: 111617 monnier@iro.umontreal.ca-20130128200035-l5y6lyn7rerbmfjn
Windowing system distributor `Microsoft Corp.', version 6.2.9200
Configured using:
 `configure --with-gcc (4.7) --cflags -I c:/gnuwin32/include --ldflags
 -L c:/gnuwin32/lib'


Important settings:
  value of $LANG: ENG
  locale-coding-system: cp1252
  default enable-multibyte-characters: t


Major mode: Lisp Interaction


Minor modes in effect:
  tooltip-mode: t
  mouse-wheel-mode: t
  tool-bar-mode: t
  menu-bar-mode: t
  file-name-shadow-mode: t
  global-font-lock-mode: t
  font-lock-mode: t
  blink-cursor-mode: t
  auto-composition-mode: t
  auto-encryption-mode: t
  auto-compression-mode: t
  line-number-mode: t
  transient-mark-mode: t


Recent input:
M-x s e t - v a r <return> e n a b l e - r e c u r 
s i v e <return> t <return> M-x s w i t c h - b u t 
t e r C-a M-% t <return> f <return> ! C-g M-x r e p 
o r t - e m a c s - b u g <return>


Recent messages:
For information about GNU Emacs and the GNU system, type C-h C-a.
Replaced 1 occurrence
Quit


Load-path shadows:
None found.


Features:
(shadow sort gnus-util mail-extr emacsbug message format-spec rfc822 mml
mml-sec mm-decode mm-bodies mm-encode mail-parse rfc2231 mailabbrev
gmm-utils mailheader sendmail rfc2047 rfc2045 ietf-drums mm-util
mail-prsvr mail-utils cus-edit easymenu wid-edit cus-start cus-load
help-fns time-date tooltip ediff-hook vc-hooks lisp-float-type mwheel
dos-w32 ls-lisp w32-common-fns disp-table w32-win w32-vars tool-bar dnd
fontset image regexp-opt fringe tabulated-list newcomment lisp-mode
register page menu-bar rfn-eshadow timer select scroll-bar mouse
jit-lock font-lock syntax facemenu font-core frame cham georgian
utf-8-lang misc-lang vietnamese tibetan thai tai-viet lao korean
japanese hebrew greek romanian slovak czech european ethiopic indian
cyrillic chinese case-table epa-hook jka-cmpr-hook help simple abbrev
minibuffer button faces cus-face macroexp files text-properties overlay
sha1 md5 base64 format env code-pages mule custom widget
hashtable-print-readable backquote make-network-process w32notify w32
multi-tty emacs)