Hello! In *Buffer List* one file name is written completely in my default font: Lüfter 36 Fundamental ~/Lüfter Übersicht 959 Fundamental ~/Documents/Musik/ Nachtmix/Übersicht character: Ü (220, #o334, #xdc) preferred charset: iso-8859-1 (Latin-1 (ISO/IEC 8859-1)) code point: 0xDC syntax: w which means: word category: .:Base, j:Japanese, l:Latin buffer code: #xC3 #x9C file code: #xC3 #x9C (encoded by coding system utf-8-unix) display: by this font (glyph code) x:-b&h-lucidatypewriter-bold-r-normal-sans-10-100-75-75-m-60- iso8859-15 (#xDC) Character code properties: customize what to show name: LATIN CAPITAL LETTER U WITH DIAERESIS general-category: Lu (Letter, Uppercase) canonical-combining-class: 0 (Spacing, split, enclosing, reordrant, and Tibetan subjoined) decomposition: (85 776) ('U' '̈') There are text properties here: buffer # buffer-name "Übersicht" font-lock-face buffer-menu-buffer help-echo "mouse-2: select this buffer" mouse-face highlight character: Ü (220, #o334, #xdc) preferred charset: iso-8859-1 (Latin-1 (ISO/IEC 8859-1)) code point: 0xDC syntax: w which means: word category: .:Base, j:Japanese, l:Latin buffer code: #xC3 #x9C file code: #xC3 #x9C (encoded by coding system utf-8-unix) display: by this font (glyph code) x:-b&h-lucidatypewriter-medium-r-normal-sans-10-100-75-75-m-60- iso8859-15 (#xDC) Character code properties: customize what to show name: LATIN CAPITAL LETTER U WITH DIAERESIS general-category: Lu (Letter, Uppercase) canonical-combining-class: 0 (Spacing, split, enclosing, reordrant, and Tibetan subjoined) decomposition: (85 776) ('U' '̈') while in another files' or buffers' names the lower case ä or capital Ü are taken from a different font although they also exist in the default font: Kanäle 6905 Fundamental ~/Kanäle Jabberwock.java 1059 Java/l ~/Im Übrigen/ Jabberwock.java % Im Übrigen 995 Dired by name ~/Im Übrigen/ character: a (97, #o141, #x61) preferred charset: ascii (ASCII (ISO646 IRV)) code point: 0x61 syntax: w which means: word category: .:Base, a:ASCII, l:Latin, r:Roman buffer code: #x61 file code: #x61 (encoded by coding system utf-8-unix) display: composed to form "ä" (see below) Composed with the following character(s) "̈" using this font: x:-mutt-clearlyu-medium-r-normal--17-120-100-100-p-123-iso10646-1 by these glyphs: [0 1 97 97 7 1 7 7 0 nil] [0 1 776 776 0 0 5 14 -12 [-5 3 0]] Character code properties: customize what to show name: LATIN SMALL LETTER A general-category: Ll (Letter, Lowercase) canonical-combining-class: 0 (Spacing, split, enclosing, reordrant, and Tibetan subjoined) There are text properties here: buffer # buffer-name "Kanäle" font-lock-face buffer-menu-buffer help-echo "mouse-2: select this buffer" mouse-face highlight character: U (85, #o125, #x55) preferred charset: ascii (ASCII (ISO646 IRV)) code point: 0x55 syntax: w which means: word category: .:Base, a:ASCII, l:Latin, r:Roman buffer code: #x55 file code: #x55 (encoded by coding system utf-8-unix) display: composed to form "Ü" (see below) Composed with the following character(s) "̈" using this font: x:-mutt-clearlyu-medium-r-normal--17-120-100-100-p-123-iso10646-1 by these glyphs: [0 1 85 85 11 1 12 11 0 nil] [0 1 776 776 0 0 5 14 -12 [-7 -1 0]] Character code properties: customize what to show name: LATIN CAPITAL LETTER U general-category: Lu (Letter, Uppercase) canonical-combining-class: 0 (Spacing, split, enclosing, reordrant, and Tibetan subjoined) There are text properties here: buffer # buffer-name "Im Übrigen" font-lock-face buffer-menu-buffer help-echo "mouse-2: select this buffer" mouse-face highlight The attached screen-shot also shows that in pop-up menu some characters are displayed as decomposed UTF-8 characters (the ä in Kanäle becomes a¨) while others are converted to their byte sequences (ü in Lüfter and Sprüche is converted to C3 BC which are displayed as ü). In GNU Emacs 23.0.94.2 (powerpc-apple-darwin8.11.0, X toolkit, Xaw3d scroll bars) of 2009-05-30 on Latsche.local Windowing system distributor `The XFree86 Project, Inc', version 11.0.40400000 configured using `configure '--without-sound' '--without-pop' '-- with-dbus' '--with-libotf' '--with-x-toolkit=athena' '--x-includes=/ usr/X11R6/include' '--x-libraries=/usr/X11R6/lib' '--enable- locallisppath=/Library/Application Support/Emacs/calendar23:/Library/ Application Support/Emacs' 'CPPFLAGS=-I/sw/include -idirafter -I/usr/ X11R6/include' 'CFLAGS=-Wno-pointer-sign -H -pipe -fPIC -mcpu=7450 - mtune=7450 -fast -mpim-altivec -ftree-vectorize -foptimize-register- move -freorder-blocks -freorder-blocks-and-partition -fthread-jumps - fpeephole -fno-crossjumping' 'LDFLAGS=-dead_strip -multiply_defined suppress -L/sw/lib'' Important settings: value of $LC_ALL: nil value of $LC_COLLATE: nil value of $LC_CTYPE: de_DE.UTF-8 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: Buffer Menu Minor modes in effect: TeX-PDF-mode: t shell-dirtrack-mode: t diff-auto-refine-mode: t show-paren-mode: t display-time-mode: t desktop-save-mode: t tooltip-mode: t mouse-wheel-mode: t menu-bar-mode: t file-name-shadow-mode: t global-font-lock-mode: t font-lock-mode: t blink-cursor-mode: t global-auto-composition-mode: t auto-composition-mode: t auto-encryption-mode: t auto-compression-mode: t column-number-mode: t line-number-mode: t transient-mark-mode: t