WoMan signals an error on the attached pam.conf(5) manpage. Here is a backtrace: ,---- | Debugger entered--Lisp error: (wrong-type-argument char-or-string-p nil) | insert-before-markers-and-inherit(nil) | woman2-process-escapes(# numeric) | woman2-sp(#) | woman2-roff-buffer() | woman-decode-region(1 16377) | woman-decode-buffer() | woman-process-buffer() | woman-really-find-file("/usr/share/man/man5/pam.conf.5.gz" t "*WoMan 5 pam.conf*") | woman-find-file("/usr/share/man/man5/pam.conf.5.gz") | woman(nil nil) | call-interactively(woman nil nil) `---- In GNU Emacs 23.2.50.1 (i486-pc-linux-gnu, GTK+ Version 2.20.1) of 2010-08-05 on turtle, modified by Debian Windowing system distributor `The X.Org Foundation', version 11.0.10707000 configured using `configure '--build' 'i486-linux-gnu' '--host' 'i486-linux-gnu' '--prefix=/usr' '--sharedstatedir=/var/lib' '--libexecdir=/usr/lib' '--localstatedir=/var' '--infodir=/usr/share/info' '--mandir=/usr/share/man' '--with-pop=yes' '--enable-locallisppath=/etc/emacs-snapshot:/etc/emacs:/usr/local/share/emacs/23.2.50/site-lisp:/usr/local/share/emacs/site-lisp:/usr/share/emacs/23.2.50/site-lisp:/usr/share/emacs/site-lisp' '--with-x=yes' '--with-x-toolkit=gtk' 'build_alias=i486-linux-gnu' 'host_alias=i486-linux-gnu' 'CFLAGS=-DDEBIAN -DSITELOAD_PURESIZE_EXTRA=5000 -g -O2' 'LDFLAGS=-g -Wl,--as-needed' 'CPPFLAGS='' Important settings: value of $LC_ALL: nil value of $LC_COLLATE: C value of $LC_CTYPE: nil value of $LC_MESSAGES: nil value of $LC_MONETARY: nil value of $LC_NUMERIC: nil value of $LC_TIME: nil value of $LANG: de_DE.UTF-8 value of $XMODIFIERS: nil locale-coding-system: utf-8-unix default enable-multibyte-characters: t Major mode: Fundamental Minor modes in effect: shell-dirtrack-mode: t diff-auto-refine-mode: t display-time-mode: t auto-image-file-mode: t show-paren-mode: t tooltip-mode: t mouse-wheel-mode: t menu-bar-mode: t file-name-shadow-mode: t global-font-lock-mode: t auto-encryption-mode: t auto-compression-mode: t temp-buffer-resize-mode: t column-number-mode: t line-number-mode: t transient-mark-mode: t Recent input: SPC SPC SPC SPC SPC SPC q SPC SPC q SPC q q y M-x SPC q SPC SPC SPC SPC SPC q SPC SPC SPC q SPC q SPC q SPC q g L 3 SPC t q l b A z 2 0 0 q g SPC C-h f c C-g q C-e C-x k C-x o M-x r e p o r t - e m b u g Recent messages: Deleting articles...done Making completion list... uncompressing pam.conf.5.gz...done WoMan formatting buffer... woman2-process-escapes: Wrong type argument: char-or-string-p, nil Debug on Error enabled globally uncompressing pam.conf.5.gz...done WoMan formatting buffer... Entering debugger... Auto-saving...done Load-path shadows: ~/elisp/po-mode hides /usr/share/emacs-snapshot/site-lisp/gettext/po-mode ~/elisp/debian-bts-control hides /usr/share/emacs-snapshot/site-lisp/dpkg-dev-el/debian-bts-control /usr/share/emacs/23.2.50/site-lisp/auctex/tex-fptex hides /usr/share/emacs/site-lisp/auctex/tex-fptex /usr/share/emacs/23.2.50/site-lisp/auctex/tex hides /usr/share/emacs/site-lisp/auctex/tex /usr/share/emacs/23.2.50/site-lisp/auctex/latex hides /usr/share/emacs/site-lisp/auctex/latex /usr/share/emacs/23.2.50/site-lisp/auctex/tex-fold hides /usr/share/emacs/site-lisp/auctex/tex-fold /usr/share/emacs/23.2.50/site-lisp/auctex/texmathp hides /usr/share/emacs/site-lisp/auctex/texmathp /usr/share/emacs/23.2.50/site-lisp/auctex/tex-bar hides /usr/share/emacs/site-lisp/auctex/tex-bar /usr/share/emacs/23.2.50/site-lisp/auctex/tex-mik hides /usr/share/emacs/site-lisp/auctex/tex-mik /usr/share/emacs/23.2.50/site-lisp/auctex/context hides /usr/share/emacs/site-lisp/auctex/context 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/usr/share/emacs/site-lisp/auctex/font-latex /usr/share/emacs/23.2.50/site-lisp/auctex/tex-info hides /usr/share/emacs/site-lisp/auctex/tex-info /usr/share/emacs-snapshot/site-lisp/bbdb/bbdb-pilot-jwz hides /usr/share/emacs/site-lisp/bbdb/bbdb-pilot-jwz ~/elisp/po-mode hides /usr/share/emacs/site-lisp/gettext/po-mode /usr/share/emacs-snapshot/site-lisp/gettext/po-compat hides /usr/share/emacs/site-lisp/gettext/po-compat /usr/share/emacs-snapshot/site-lisp/gnuplot-mode/gnuplot hides /usr/share/emacs/site-lisp/gnuplot-mode/gnuplot /usr/share/emacs-snapshot/site-lisp/gnuplot-mode/info-look.20.3 hides /usr/share/emacs/site-lisp/gnuplot-mode/info-look.20.3 /usr/share/emacs-snapshot/site-lisp/gnuplot-mode/gnuplot-gui hides /usr/share/emacs/site-lisp/gnuplot-mode/gnuplot-gui /usr/share/emacs/23.2.50/site-lisp/cmake/cmake-mode hides /usr/share/emacs/23.2.50/site-lisp/cmake-data/cmake-mode /usr/share/emacs/23.2.50/site-lisp/cmake/cmake-mode hides /usr/share/emacs/site-lisp/cmake-mode 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/usr/share/emacs-snapshot/site-lisp/w3m/w3m-namazu hides /usr/share/emacs/site-lisp/w3m/w3m-namazu Features: (shadow emacsbug debug cus-start cus-load gnus-draft sgml-mode diff debian-bts-control perl-mode generic boxquote rect locate kmacro nndoc url-cache url-http tls url-gw url-auth url url-proxy url-privacy url-expand url-methods url-history url-cookie url-util url-handlers url-parse url-vars thingatpt vc-annotate vc-bzr vc-sccs vc-svn vc-cvs vc-rcs shell diff-mode log-view pcvs-util vc vc-dispatcher grep po-mode make-mode cc-mode cc-fonts cc-menus cc-cmds cc-styles cc-align cc-engine cc-vars cc-defs tabify conf-mode newcomment ffap w3m-form w3m-bookmark w3m-tabmenu w3m-session w3m doc-view image-mode w3m-hist w3m-fb w3m-ems w3m-ccl ccl w3m-favicon w3m-image w3m-proc w3m-util browse-url imenu debian-bug debian-changelog-mode add-log bookmark woman man assoc mule-util multi-isearch jka-compr find-func ispell pp help-mode tar-mode deb-view compile comint ring debian-control-mode sh-script executable view dired-x dired-aux dired vc-git compface gnus-fun flow-fill sort gnus-cite smiley ansi-color mail-extr gnus-async gnus-bcklg gnus-ml disp-table parse-time timezone byte-opt bytecomp byte-compile nnfolder nndraft nnmh auth-source gnus-agent gnus-srvr gnus-score score-mode nnvirtual gnus-msg gnus-art mm-uu mml2015 epg-config mm-view smime dig nntp gnus-cache gnus-sum nnoo gnus-group gnus-undo nnmail mail-source format-spec gnus-start gnus-spec gnus-int gnus-range message idna sendmail ecomplete rfc822 mml easymenu mml-sec password-cache mm-decode mm-bodies mm-encode mailcap mail-parse rfc2231 rfc2047 rfc2045 qp ietf-drums mailabbrev gmm-utils mailheader canlock sha1 hex-util hashcash gnus-win gnus gnus-ems nnheader gnus-util netrc time-date mail-utils mm-util mail-prsvr wid-edit time server uniquify advice help-fns advice-preload po generic-x regexp-opt image-file paren add-ons bitmap bitmap-ci poem poem-e20 poem-e20_3 pces pces-e20 pces-20 broken pcustom poe pym static apel-ver product debian-el debian-el-loaddefs w3m-load emacs-goodies-el emacs-goodies-custom emacs-goodies-loaddefs easy-mmode dpkg-dev-el dpkg-dev-el-loaddefs bbdb-autoloads preview-latex tex-site auto-loads tooltip ediff-hook vc-hooks lisp-float-type mwheel x-win x-dnd font-setting tool-bar dnd fontset image fringe lisp-mode register page menu-bar rfn-eshadow timer select scroll-bar mldrag 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 loaddefs button minibuffer faces cus-face files text-properties overlay md5 base64 format env code-pages mule custom widget hashtable-print-readable backquote make-network-process dbusbind system-font-setting font-render-setting gtk x-toolkit x multi-tty emacs)