I don't known how to trigger it. may be it's related to flycheck In GNU Emacs 24.3.1 (i386-mingw-nt6.2.9200) of 2013-03-18 on MARVIN Windowing system distributor `Microsoft Corp.', version 6.2.9200 Configured using: `configure --with-gcc (4.7) --cflags -ID:/devel/emacs/libs/libXpm-3.5.8/include -ID:/devel/emacs/libs/libXpm-3.5.8/src -ID:/devel/emacs/libs/libpng-dev_1.4.3-1/include -ID:/devel/emacs/libs/zlib-dev_1.2.5-2/include -ID:/devel/emacs/libs/giflib-4.1.4-1/include -ID:/devel/emacs/libs/jpeg-6b-4/include -ID:/devel/emacs/libs/tiff-3.8.2-1/include -ID:/devel/emacs/libs/gnutls-3.0.9/include -ID:/devel/emacs/libs/libiconv-1.13.1-1-dev/include -ID:/devel/emacs/libs/libxml2-2.7.8/include/libxml2' Important settings: value of $LANG: ENU locale-coding-system: cp936 default enable-multibyte-characters: t Major mode: Lisp Interaction Minor modes in effect: global-auto-complete-mode: t auto-complete-mode: t yas-global-mode: t yas-minor-mode: t show-paren-mode: t global-auto-revert-mode: t tooltip-mode: t mouse-wheel-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 r e p o r t - Recent messages: [yas] Prepared just-in-time loading for ~/.emacs.d/snippets [yas] Reloaded everything (snippets will load just-in-time).... (lambda (a b) ...) quoted with ' rather than with #' `flet' is an obsolete macro (as of 24.3); use either `cl-flet' or `cl-letf'. [yas] Loading for `emacs-lisp-mode', just-in-time: (yas--load-directory-1 c:/Users/Hearts/SkyDrive/HOME/.emacs.d/elpa/yasnippet-0.8.0/snippets/emacs-lisp-mode (quote emacs-lisp-mode) (quote (text-mode)))! [yas] Loading compiled snippets from c:/Users/Hearts/SkyDrive/HOME/.emacs.d/elpa/yasnippet-0.8.0/snippets/emacs-lisp-mode [yas] Loading for `text-mode', just-in-time: (yas--load-directory-1 c:/Users/Hearts/SkyDrive/HOME/.emacs.d/elpa/yasnippet-0.8.0/snippets/text-mode (quote text-mode) (quote nil))! [yas] Loading compiled snippets from c:/Users/Hearts/SkyDrive/HOME/.emacs.d/elpa/yasnippet-0.8.0/snippets/text-mode For information about GNU Emacs and the GNU system, type C-h C-a. Making completion list... Load-path shadows: c:/Users/Hearts/SkyDrive/HOME/.emacs.d/elpa/company-0.6.10/.dir-locals hides c:/Users/Hearts/SkyDrive/HOME/.emacs.d/elpa/flycheck-20131026.1341/.dir-locals c:/Users/Hearts/SkyDrive/HOME/.emacs.d/elpa/go-mode-12869/go-mode hides ~/.emacs.d/site-lisp/go-mode c:/Users/Hearts/SkyDrive/HOME/.emacs.d/elpa/go-mode-12869/go-mode-load hides ~/.emacs.d/site-lisp/go-mode-load ~/.emacs.d/site-lisp/google-c-style hides c:/emacs-24.3/site-lisp/google-c-style c:/Users/Hearts/SkyDrive/HOME/.emacs.d/elpa/go-mode-12869/go-mode hides c:/emacs-24.3/site-lisp/go-mode c:/Users/Hearts/SkyDrive/HOME/.emacs.d/elpa/go-mode-12869/go-mode-load hides c:/emacs-24.3/site-lisp/go-mode-load ~/.emacs.d/site-lisp/go-autocomplete hides c:/emacs-24.3/site-lisp/go-autocomplete ~/.emacs.d/site-lisp/auto-complete-clang hides c:/emacs-24.3/site-lisp/auto-complete-clang c:/Users/Hearts/SkyDrive/HOME/.emacs.d/elpa/flymake-0.4.16/flymake hides c:/emacs-24.3/lisp/progmodes/flymake c:/Users/Hearts/SkyDrive/HOME/.emacs.d/elpa/company-0.6.10/.dir-locals hides c:/emacs-24.3/lisp/gnus/.dir-locals Features: (shadow sort 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 mail-utils auto-complete-autoloads color-theme-autoloads company-autoloads csharp-mode-autoloads flycheck-color-mode-line-autoloads flycheck-autoloads info f-autoloads flymake-go-autoloads flymake-autoloads fuzzy-autoloads go-mode-autoloads main-line-autoloads markdown-mode-autoloads pkg-info-autoloads epl-autoloads dash-autoloads popup-autoloads pos-tip-autoloads powerline-autoloads powerline powerline-separators color powerline-themes finder-inf powershell-autoloads s-autoloads smart-mode-line-autoloads solarized-theme-autoloads yasnippet-autoloads main-line flycheck-color-mode-line face-remap speedbar sb-image ezimage dframe saveplace flycheck pcase easy-mmode rx pkg-info find-func epl package f dash s sh-script smie executable compile comint ansi-color jka-compr go-eldoc thingatpt go-mode derived url url-proxy url-privacy url-expand url-methods url-history url-cookie url-domsuf url-util mailcap ffap url-parse auth-source eieio byte-opt bytecomp byte-compile cconv gnus-util mm-util mail-prsvr password-cache url-vars etags ring eldoc go-autocomplete go-mode-load google-c-style cc-defs pos-tip auto-complete-config auto-complete cl-macs gv popup molokai-theme yasnippet advice help-fns advice-preload edmacro kmacro help-mode easymenu cl cl-lib paren autorevert cus-start cus-load 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 loaddefs 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 w32 multi-tty emacs) *** E-Mail body has been placed on clipboard, please paste it here! ***