start with emacs -Q;
in *scratch* buffer, go to top and C-s for something
While in isearch mode, press M-%
Insead of asking for replace string, the message buffer says "Wrong type
argument: arrayp, nil"
In GNU Emacs 25.0.92.8 (x86_64-unknown-linux-gnu, GTK+ Version 3.10.8)
Repository revision: 76ef52267cf887e3e1aa6d25b3b16dd0601dd459
Windowing system distributor 'The X.Org Foundation', version 11.0.11501000
System Description: Ubuntu 14.04 LTS
Configured features:
XPM JPEG TIFF GIF PNG RSVG SOUND GSETTINGS NOTIFY GNUTLS FREETYPE LIBOTF
XFT ZLIB TOOLKIT_SCROLL_BARS GTK3 X11
Important settings:
value of $LANG: en_US.UTF-8
value of $XMODIFIERS: @im=ibus
locale-coding-system: utf-8-unix
Major mode: Lisp Interaction
Minor modes in effect:
tooltip-mode: t
global-eldoc-mode: t
electric-indent-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 messages:
For information about GNU Emacs and the GNU system, type C-h C-a.
Quit [3 times]
isearch--describe-regexp-mode: Wrong type argument: arrayp, nil
Load-path shadows:
None found.
Features:
(shadow sort mail-extr misearch multi-isearch emacsbug message dired
format-spec rfc822 mml mml-sec password-cache epg epg-config gnus-util
mm-decode mm-bodies mm-encode mail-parse rfc2231 mailabbrev gmm-utils
mailheader sendmail rfc2047 rfc2045 ietf-drums mm-util help-fns
help-mode easymenu cl-loaddefs pcase cl-lib mail-prsvr mail-utils
time-date mule-util tooltip eldoc electric uniquify ediff-hook vc-hooks
lisp-float-type mwheel x-win term/common-win x-dnd tool-bar dnd fontset
image regexp-opt fringe tabulated-list newcomment elisp-mode lisp-mode
prog-mode register page menu-bar rfn-eshadow timer select scroll-bar
mouse jit-lock font-lock syntax facemenu font-core frame cl-generic cham
georgian utf-8-lang misc-lang vietnamese tibetan thai tai-viet lao
korean japanese eucjp-ms cp51932 hebrew greek romanian slovak czech
european ethiopic indian cyrillic chinese charscript case-table epa-hook
jka-cmpr-hook help simple abbrev minibuffer cl-preloaded nadvice
loaddefs button faces cus-face macroexp files text-properties overlay
sha1 md5 base64 format env code-pages mule custom widget
hashtable-print-readable backquote inotify dynamic-setting
system-font-setting font-render-setting move-toolbar gtk x-toolkit x
multi-tty make-network-process emacs)
Memory information:
((conses 16 90349 12324)
(symbols 48 20035 0)
(miscs 40 526 196)
(strings 32 15185 4779)
(string-bytes 1 452841)
(vectors 16 12993)
(vector-slots 8 450841 5135)
(floats 8 165 85)
(intervals 56 192 4)
(buffers 976 11)
(heap 1024 44170 991))