After emerge -u world, konqueror no longer works. Reproducible: Always Steps to Reproduce: 1. #bash: konqueror 2. 3. Actual Results: konqueror: symbol lookup error: /usr/kde/3.5/lib64/libkdeinit_konqueror.so: undefined symbol: _ZN9KLineEdit17mouseReleaseEventEP11QMouseEvent Expected Results: Konqueror being fired up. Portage 2.1.2.12 (default-linux/amd64/2006.1/desktop, gcc-4.1.2, glibc-2.5-r4, 2.6.20-gentoo-r8 x86_64) ================================================================= System uname: 2.6.20-gentoo-r8 x86_64 AMD Athlon(tm) 64 X2 Dual Core Processor 3800+ Gentoo Base System release 1.12.9 Timestamp of tree: Fri, 07 Sep 2007 15:50:01 +0000 app-shells/bash: 3.2_p17 dev-java/java-config: 1.3.7, 2.0.33-r1 dev-lang/python: 2.3.5-r3, 2.4.4-r4 dev-python/pycrypto: 2.0.1-r5 sys-apps/baselayout: 1.12.9-r2 sys-apps/sandbox: 1.2.17 sys-devel/autoconf: 2.13, 2.61 sys-devel/automake: 1.4_p6, 1.5, 1.6.3, 1.7.9-r1, 1.8.5-r3, 1.9.6-r2, 1.10 sys-devel/binutils: 2.17 sys-devel/gcc-config: 1.3.16 sys-devel/libtool: 1.5.24 virtual/os-headers: 2.6.21 ACCEPT_KEYWORDS="amd64" CBUILD="x86_64-pc-linux-gnu" CFLAGS="-march=k8 -pipe -O2" CHOST="x86_64-pc-linux-gnu" CONFIG_PROTECT="/etc /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/share/X11/xkb /usr/share/config" CONFIG_PROTECT_MASK="/etc/env.d /etc/env.d/java/ /etc/gconf /etc/revdep-rebuild /etc/terminfo /etc/texmf/web2c" CXXFLAGS="-march=k8 -pipe -O2" DISTDIR="/usr/portage/distfiles" FEATURES="distlocks metadata-transfer sandbox sfperms strict" GENTOO_MIRRORS="http://gd.tuwien.ac.at/opsys/linux/gentoo/ ftp://gd.tuwien.ac.at/opsys/linux/gentoo/" LINGUAS="de" MAKEOPTS="-j3" PKGDIR="/usr/portage/packages" PORTAGE_RSYNC_OPTS="--recursive --links --safe-links --perms --times --compress --force --whole-file --delete --delete-after --stats --timeout=180 --exclude=/distfiles --exclude=/local --exclude=/packages --filter=H_**/files/digest-*" PORTAGE_TMPDIR="/var/tmp" PORTDIR="/usr/portage" SYNC="rsync://rsync.europe.gentoo.org/gentoo-portage" USE="X alsa amd64 arts berkdb bitmap-fonts cairo cdr cli cracklib crypt cups dbus dri dvd dvdr eds emboss encode esd fam firefox fortran gdbm gif gpm gstreamer gtk gtk2 hal iconv ipv6 isdnlog jpeg kde ldap mad midi mikmod mp3 mpeg mudflap ncurses nls nptl nptlonly nvidia ogg opengl openmp oss pam pcre pdf perl png ppds pppd python qt qt3 qt4 quicktime readline reflection sdl session spell spl ssl symlink tcpd truetype truetype-fonts type1-fonts unicode vorbis xml xorg xv zlib" ALSA_CARDS="intel8x0" ALSA_PCM_PLUGINS="adpcm alaw asym copy dmix dshare dsnoop empty extplug file hooks iec958 ioplug ladspa lfloat linear meter mulaw multi null plug rate route share shm softvol" ELIBC="glibc" INPUT_DEVICES="keyboard mouse" KERNEL="linux" LCD_DEVICES="bayrad cfontz cfontz633 glk hd44780 lb216 lcdm001 mtxorb ncurses text" LINGUAS="de" USERLAND="GNU" VIDEO_CARDS="nvidia" Unset: CTARGET, EMERGE_DEFAULT_OPTS, INSTALL_MASK, LANG, LC_ALL, LDFLAGS, PORTAGE_COMPRESS, PORTAGE_COMPRESS_FLAGS, PORTAGE_RSYNC_EXTRA_OPTS, PORTDIR_OVERLAY
Please try running "revdep-rebuild -X" (from app-portage/gentoolkit).