Running firefox-bin when app-emulation/emul-linux-x86-gtklibs-2.8.8 is emerged fails with the following output: $ firefox-bin No running windows found Removing /home/beolach/.mozilla/firefox/default.efy/compreg.dat leftover from older firefox Removing /home/beolach/.mozilla/firefox/default.efy/XUL.mfasl leftover from older firefox (firefox-bin:21602): Gdk-WARNING **: locale not supported by Xlib (firefox-bin:21602): Gdk-WARNING **: can not set locale modifiers Fontconfig error: "conf.d", line 1: no element found ** (firefox-bin:21602): WARNING **: /emul/linux/x86/usr/lib/pango/1.4.0/modules/pango-basic-fc.so: undefined symbol: pango_is_zero_width Failed to load Pango module for id: 'BasicScriptEngineFc' ** (firefox-bin:21602): WARNING **: /emul/linux/x86/usr/lib/pango/1.4.0/modules/pango-basic-fc.so: undefined symbol: pango_is_zero_width Failed to load Pango module for id: 'BasicScriptEngineFc' ** (firefox-bin:21602): WARNING **: /emul/linux/x86/usr/lib/pango/1.4.0/modules/pango-basic-fc.so: undefined symbol: pango_is_zero_width Failed to load Pango module for id: 'BasicScriptEngineFc' ** (firefox-bin:21602): WARNING **: /emul/linux/x86/usr/lib/pango/1.4.0/modules/pango-basic-fc.so: undefined symbol: pango_is_zero_width Failed to load Pango module for id: 'BasicScriptEngineFc' ** (firefox-bin:21602): WARNING **: /emul/linux/x86/usr/lib/pango/1.4.0/modules/pango-basic-fc.so: undefined symbol: pango_is_zero_width Failed to load Pango module for id: 'BasicScriptEngineFc' ** (firefox-bin:21602): WARNING **: /emul/linux/x86/usr/lib/pango/1.4.0/modules/pango-basic-fc.so: undefined symbol: pango_is_zero_width Failed to load Pango module for id: 'BasicScriptEngineFc' ** (firefox-bin:21602): WARNING **: /emul/linux/x86/usr/lib/pango/1.4.0/modules/pango-basic-fc.so: undefined symbol: pango_is_zero_width Failed to load Pango module for id: 'BasicScriptEngineFc' ** (firefox-bin:21602): WARNING **: /emul/linux/x86/usr/lib/pango/1.4.0/modules/pango-basic-fc.so: undefined symbol: pango_is_zero_width Failed to load Pango module for id: 'BasicScriptEngineFc' ** (firefox-bin:21602): WARNING **: /emul/linux/x86/usr/lib/pango/1.4.0/modules/pango-basic-fc.so: undefined symbol: pango_is_zero_width Failed to load Pango module for id: 'BasicScriptEngineFc' ** (firefox-bin:21602): WARNING **: /emul/linux/x86/usr/lib/pango/1.4.0/modules/pango-basic-fc.so: undefined symbol: pango_is_zero_width Failed to load Pango module for id: 'BasicScriptEngineFc' ** (firefox-bin:21602): WARNING **: /emul/linux/x86/usr/lib/pango/1.4.0/modules/pango-basic-fc.so: undefined symbol: pango_is_zero_width Failed to load Pango module for id: 'BasicScriptEngineFc' ** (firefox-bin:21602): WARNING **: /emul/linux/x86/usr/lib/pango/1.4.0/modules/pango-basic-fc.so: undefined symbol: pango_is_zero_width Failed to load Pango module for id: 'BasicScriptEngineFc' ** (firefox-bin:21602): WARNING **: /emul/linux/x86/usr/lib/pango/1.4.0/modules/pango-basic-fc.so: undefined symbol: pango_is_zero_width Failed to load Pango module for id: 'BasicScriptEngineFc' (firefox-bin:21602): GLib-GObject-CRITICAL **: g_object_ref: assertion `G_IS_OBJECT (object)' failed ** (firefox-bin:21602): CRITICAL **: file pango-engine.c: line 68 (_pango_engine_shape_shape): assertion `PANGO_IS_FONT (font)' failed ** ERROR **: file shape.c: line 75 (pango_shape): assertion failed: (glyphs->num_glyphs > 0) aborting... /usr/libexec/mozilla-launcher: line 117: 21602 Aborted "$mozbin" "$@" firefox-bin exited with non-zero status (134) Downgrading from app-emulation/emul-linux-x86-gtklibs-2.8.8 to app-emulation/emul-linux-x86-gtklibs-2.3 resolves the issue. $ emerge --info Portage 2.1_pre7-r4 (default-linux/amd64/2006.0, gcc-4.1.0, glibc-2.4-r1, 2.6.14-ck5-mandalor-js x86_64) ================================================================= System uname: 2.6.14-ck5-mandalor-js x86_64 AMD Athlon(tm) 64 Processor 3200+ Gentoo Base System version 1.12.0_pre16 distcc 2.18.3 x86_64-pc-linux-gnu (protocols 1 and 2) (default port 3632) [disabled] dev-lang/python: 2.3.5, 2.4.2-r1 sys-apps/sandbox: 1.2.17 sys-devel/autoconf: 2.13, 2.59-r7 sys-devel/automake: 1.4_p6, 1.5, 1.6.3, 1.7.9-r1, 1.8.5-r3, 1.9.6-r2 sys-devel/binutils: 2.16.1-r2 sys-devel/libtool: 1.5.22 virtual/os-headers: 2.6.11-r3 ACCEPT_KEYWORDS="amd64 ~amd64" AUTOCLEAN="yes" CBUILD="x86_64-pc-linux-gnu" CFLAGS="-march=athlon64 -O2 -pipe" CHOST="x86_64-pc-linux-gnu" CONFIG_PROTECT="/etc /usr/kde/2/share/config /usr/kde/3.3/env /usr/kde/3.3/share/config /usr/kde/3.3/shutdown /usr/kde/3.4/env /usr/kde/3.4/share/config /usr/kde/3.4/shutdown /usr/kde/3.5/env /usr/kde/3.5/share/config /usr/kde/3.5/shutdown /usr/kde/3/share/config /usr/lib64/mozilla/defaults/pref /usr/share/X11/xkb /usr/share/config /var/qmail/control" CONFIG_PROTECT_MASK="/etc/eselect/compiler /etc/gconf /etc/revdep-rebuild /etc/terminfo /etc/texmf/web2c /etc/env.d" CXXFLAGS="-march=athlon64 -O2 -pipe" DISTDIR="/usr/portage/distfiles" FEATURES="autoconfig buildpkg distlocks metadata-transfer sandbox sfperms strict" GENTOO_MIRRORS="http://mirrors.xmission.com/gentoo/ http://gentoo.osuosl.org/ http://gentoo.llarian.net/ http://mirror.usu.edu/mirrors/gentoo/ http://gentoo.chem.wisc.edu/gentoo/ http://gentoo.ccccom.com http://csociety-ftp.ecn.purdue.edu/pub/gentoo/ http://distfiles.gentoo.org" LINGUAS="en en_UP ja ko" MAKEOPTS="-j2" PKGDIR="/usr/portage/packages" PORTAGE_TMPDIR="/var/tmp" PORTDIR="/usr/portage" PORTDIR_OVERLAY="/usr/local/portage" SYNC="rsync://rsync.gentoo.org/gentoo-portage" USE="amd64 X Xaw3d a52 aac aalib acl acpi aim alsa apache2 arts audiofile avi bash-completion bcmath berkdb bidi bitmap-fonts bonobo bzip2 bzlib calendar canna caps cdparanoia cdr chasen cjk cli crypt cscope ctype cups curl curlwrappers dba dedicated dio divx4linux doc dri dts dvd dvdread eds emacs emacs-w3 emboss emul-linux-x86 encode ethereal examples exif expat f77 fam fastbuild fastcgi fbcon ffmpeg fftw flac foomaticdb force-cgi-redirect fortran freetype freewnn ftp gb gcj gd gdbm geoip gif ginac gmp gnome gnustep gnutls gpm gstreamer gtk gtk2 gtkhtml hal iconv icq idn imagemagick imapimlib imlib ipv6 isdnlog jabber jack java javascript jikes joystick jpeg junit kde kdeenablefinal kerberos krb4 ladcca lame lcms ldap leim libcaca libg++ libgda libwww lm_sensors lzw lzw-tiff m17n-lib mad maildir mailwrapper matroska mbox memlimit mhash migemo mikmod milter mime mmap mng mono motif mozilla mozsvg mp3 mpeg mpi msn mule mysql mysqli ncurses neXt netcdf nis nls nptl nptlonly nsplugin offensive ofx ogg oggvorbis openal opengl oscar pam pcntl pcre pdflib perl php pic plotutils png portaudio posix pppd prelude python qt quicktime readline ruby samba sasl sdl session shared sharedext sharedmem simplexml sndfile soap sockets sox speex spell spl ssl svg sysvipc szip tcltk tcpd tetex theora threads tidy tiff tokenizer truetype truetype-fonts type1-fonts unicode usb v4l vcd vhosts videos vorbis wddx wmf wxwindows xface xine xml xml2 xmms xosd xpm xprint xsl xv xvid yahoo yaz zlib elibc_glibc input_devices_keyboard input_devices_mouse input_devices_joystick input_devices_evdev kernel_linux linguas_en linguas_en_UP linguas_ja linguas_ko userland_GNU video_cards_nvidia video_cards_nv video_cards_vesa video_cards_vga" Unset: ASFLAGS, CTARGET, EMERGE_DEFAULT_OPTS, INSTALL_MASK, LANG, LC_ALL, LDFLAGS
seems to be fixed in firefox-bin-1.5.0.5
let's assume this one was resolved by itself. in case that's not correct, please reopen the bug!
