bug#30010: 25.3; changing layout in Windows 8.1 causes endless scroll in echo-area

[Kireev Artur <kireev.artur@live.ru>]

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I have Emacs 25.3.1(x86_64-w64-mingw32), downloaded from

http://ftp.gnu.org/gnu/emacs/windows/



When I run Emacs on my system Windows 8.1 x86_64, where I have 2 layouts

(ru & us) and then chang layot from one language to another, I recive

an error '<scroll> is undefined' in echo-area.







In GNU Emacs 25.3.1 (x86_64-w64-mingw32)

of 2017-09-27 built on LAPHROAIG

Windowing system distributor 'Microsoft Corp.', version 6.3.9600

Configured using:

'configure --without-dbus --without-compress-install 'CFLAGS=-O2

-static -g3' PKG_CONFIG_PATH=/mingw64/lib/pkgconfig'



Configured features:

XPM JPEG TIFF GIF PNG RSVG SOUND NOTIFY ACL GNUTLS LIBXML2 ZLIB

TOOLKIT_SCROLL_BARS



Important settings:

  value of $LANG: en_US, ru_RU

  locale-coding-system: cp1251



Major mode: Emacs-Lisp



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:

<C-scroll> is undefined [2 times]

<scroll> is undefined [4 times]

delete-backward-char: Text is read-only [3 times]

<scroll> is undefined [14 times]

mwheel-scroll: End of buffer [2 times]

<scroll> is undefined

mwheel-scroll: End of buffer [5 times]

<scroll> is undefined

mwheel-scroll: End of buffer

<scroll> is undefined [31 times]



Load-path shadows:

None found.



Features:

(shadow sort mail-extr emacsbug message cl-macs format-spec rfc822 mml

mml-sec password-cache epg gnus-util mm-decode mm-bodies mm-encode

mail-parse rfc2231 mailabbrev gmm-utils mailheader sendmail rfc2047

rfc2045 ietf-drums mm-util help-fns mail-prsvr mail-utils edmacro kmacro

flyspell ispell light-blue-theme .loaddefs el-get el-get-autoloading

el-get-list-packages el-get-dependencies el-get-build el-get-status pp

el-get-methods el-get-fossil el-get-svn el-get-pacman el-get-github-zip

el-get-github-tar el-get-http-zip el-get-http-tar el-get-hg el-get-go

el-get-git-svn el-get-fink el-get-emacswiki el-get-http el-get-notify

el-get-emacsmirror el-get-github el-get-git el-get-elpa package

epg-config seq byte-opt el-get-darcs el-get-cvs el-get-bzr el-get-brew

el-get-builtin el-get-apt-get el-get-recipes el-get-byte-compile subr-x

el-get-custom cl-seq el-get-core autoload lisp-mnt bytecomp byte-compile

cl-extra help-mode easymenu cconv cl gv cl-loaddefs pcase cl-lib dired

time-date mule-util tooltip eldoc electric uniquify ediff-hook vc-hooks

lisp-float-type mwheel dos-w32 ls-lisp disp-table w32-win w32-vars

term/common-win 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

w32notify w32 multi-tty make-network-process emacs)



Memory information:

((conses 16 112245 6045)

(symbols 56 22592 0)

(miscs 48 96 163)

(strings 32 24388 3481)

(string-bytes 1 688275)

(vectors 16 15839)

(vector-slots 8 462442 4390)

(floats 8 186 57)

(intervals 56 452 10)

(buffers 976 19))

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