After upgrading both Firefox from 3.x to 3.5.8 and Acroread from 9.1 to 9.3, my PDF files won't open within the browser. Reproducible: Always Steps to Reproduce: Install Firefox 3.5.8 + Nsplugin 4.3.5 + Acroread 9.3 (also "works" with 9.2 and 9.3.1), open Firefox and try to view a PDF Actual Results: When launching Firefox from a terminal, here's what I get when clicking on a PDF link : Usage: acroread [options] [list of files] Run 'acroread -help' to see a full list of available command line options. However, Firefox doesn't crash. Expected Results: Viewing the PDF ! Portage 2.1.7.17 (default/linux/x86/10.0/desktop, gcc-4.3.4, glibc-2.10.1-r1, 2.6.31-gentoo-r6 i686) ================================================================= System uname: Linux-2.6.31-gentoo-r6-i686-Intel-R-_Core-TM-2_CPU_6300_@_1.86GHz-with-gentoo-2.0.1 Timestamp of tree: Fri, 05 Mar 2010 02:30:01 +0000 distcc 3.1 i686-pc-linux-gnu [disabled] app-shells/bash: 4.0_p35 dev-java/java-config: 1.3.7-r1, 2.1.10 dev-lang/python: 2.6.4-r1 dev-python/pycrypto: 2.1.0_beta1 dev-util/cmake: 2.6.4-r3 sys-apps/baselayout: 2.0.1 sys-apps/openrc: 0.6.0-r1 sys-apps/sandbox: 1.6-r2 sys-devel/autoconf: 2.13, 2.63-r1 sys-devel/automake: 1.9.6-r3, 1.10.3, 1.11.1 sys-devel/binutils: 2.18-r3 sys-devel/gcc: 3.4.6-r2, 4.1.2, 4.3.4 sys-devel/gcc-config: 1.4.1 sys-devel/libtool: 2.2.6b virtual/os-headers: 2.6.30-r1 ACCEPT_KEYWORDS="x86" ACCEPT_LICENSE="*" CBUILD="i686-pc-linux-gnu" CFLAGS="-march=core2 -O2 -pipe -fomit-frame-pointer -mfpmath=sse -mmmx -msse -msse2 -msse3 -mssse3" CHOST="i686-pc-linux-gnu" CONFIG_PROTECT="/etc /usr/share/X11/xkb /usr/share/config" CONFIG_PROTECT_MASK="/etc/ca-certificates.conf /etc/env.d /etc/env.d/java/ /etc/fonts/fonts.conf /etc/gconf /etc/gentoo-release /etc/php/apache2-php5/ext-active/ /etc/php/cgi-php5/ext-active/ /etc/php/cli-php5/ext-active/ /etc/revdep-rebuild /etc/sandbox.d /etc/splash /etc/terminfo" CXXFLAGS="-march=core2 -O2 -pipe -fomit-frame-pointer -mfpmath=sse -mmmx -msse -msse2 -msse3 -mssse3" DISTDIR="/home/portage/distfiles" FEATURES="assume-digests distlocks fixpackages news parallel-fetch protect-owned sandbox sfperms strict unmerge-logs unmerge-orphans userfetch" GENTOO_MIRRORS="http://mirror.ovh.net/gentoo-distfiles/ ftp://mirror.ovh.net/gentoo-distfiles/ ftp://ftp.ussg.iu.edu/pub/linux/gentoo ftp://ftp.ucsb.edu/pub/mirrors/linux/gentoo/ http://gentoo.netnitco.net http://mirror.datapipe.net/gentoo http://gentoo.inode.at/ http://ftp.club-internet.fr/pub/mirrors/gentoo" LANG="fr_FR@euro" LC_ALL="fr_FR@euro" LDFLAGS="-Wl,-O1" LINGUAS="fr" PKGDIR="/usr/portage/packages" PORTAGE_CONFIGROOT="/" PORTAGE_RSYNC_OPTS="--recursive --links --safe-links --perms --times --compress --force --whole-file --delete --stats --timeout=180 --exclude=/distfiles --exclude=/local --exclude=/packages" PORTAGE_TMPDIR="/home/portage/tmp" PORTDIR="/usr/portage" PORTDIR_OVERLAY="/usr/portage/local/layman/sunrise /usr/local/portage" SYNC="rsync://192.168.2.26/gentoo-portage" USE="X a52 aac acl acpi alsa arts bash-completion berkdb branding bzip2 cairo cdr cli consolekit cracklib crypt cups cxx dbus dri dts dvd dvdr emboss encode esd evo fam firefox flac fortran fr gdbm gif gpm gtk hal iconv jpeg kde libnotify mad mikmod mmx mng modules mp3 mp4 mpeg mudflap ncurses nls nptl nptlonly nvidia ogg opengl openmp pam pcre pdf perl png ppds pppd python qt qt3support qt4 quicktime readline reflection sdl session spell spl sse sse2 ssl ssse3 startup-notification svg sysfs tcpd thunar thunderbird tiff truetype usb vorbis win32codecs x264 x86 xml xorg xulrunner xv xvid zlib" ALSA_CARDS="ali5451 als4000 atiixp atiixp-modem bt87x ca0106 cmipci emu10k1 emu10k1x ens1370 ens1371 es1938 es1968 fm801 hda-intel intel8x0 intel8x0m maestro3 trident usb-audio via82xx via82xx-modem ymfpci" ALSA_PCM_PLUGINS="adpcm alaw asym copy dmix dshare dsnoop empty extplug file hooks iec958 ioplug ladspa lfloat linear meter mmap_emul mulaw multi null plug rate route share shm softvol" APACHE2_MODULES="actions alias auth_basic authn_alias authn_anon authn_dbm authn_default authn_file authz_dbm authz_default authz_groupfile authz_host authz_owner authz_user autoindex cache dav dav_fs dav_lock deflate dir disk_cache env expires ext_filter file_cache filter headers include info log_config logio mem_cache mime mime_magic negotiation rewrite setenvif speling status unique_id userdir usertrack vhost_alias" ELIBC="glibc" INPUT_DEVICES="mouse keyboard joystick evdev" KERNEL="linux" LCD_DEVICES="g15" LINGUAS="fr" RUBY_TARGETS="ruby18" USERLAND="GNU" VIDEO_CARDS="nvidia" Unset: CPPFLAGS, CTARGET, EMERGE_DEFAULT_OPTS, FFLAGS, INSTALL_MASK, MAKEOPTS, PORTAGE_COMPRESS, PORTAGE_COMPRESS_FLAGS, PORTAGE_RSYNC_EXTRA_OPTS
After removing "pluginreg.dat" in ~/.mozilla/firefox, everything seems to work seemlessly !
