Maybe this bug is related to a slot installation, so perhaps there is already a bug report concerning this problem with a different package than java-config. However, I did not find one. I just unmasked dev-java/java-config, dev-java/java-config-wrapper and dev-java/sun-jdk and executed emerge world -uDNp These are the packages that would be merged, in order: Calculating world dependencies... done! [blocks B ] <dev-java/java-config-1.3 (is blocking dev-java/java-config-wrapper-0.10-r1) [ebuild N ] app-portage/portage-utils-0.1.18 USE="python" [ebuild N ] dev-java/java-config-wrapper-0.10-r1 [ebuild NS ] dev-java/java-config-2.0.26-r4 [ebuild U ] dev-java/java-config-1.3.0-r2 [1.2.11-r1] [ebuild N F ] dev-java/sun-jdk-1.5.0.07 USE="X alsa -doc -examples -jce -nsplugin" [ebuild NS ] virtual/jdk-1.5.0 [ebuild U ] app-office/openoffice-2.0.3 [2.0.2-r1] USE="firefox% pam% -debug% -odk%" LINGUAS="de% -af% -ar% -be_BY% -bg% -bn% -bs% -ca% -cs% -cy% -da% -el% -en% -en_GB% -en_US% -en_ZA% -es% -et% -fa% -fi% -fr% -gu_IN% -he% -hi_IN% -hr% -hu% -it% -ja% -km% -ko% -lt% -mk% -nb% -nl% -nn% -nr% -ns% -pa_IN% -pl% -pt% -pt_BR% -ru% -rw% -sh_YU% -sk% -sl% -sr_CS% -st% -sv% -sw_TZ% -th% -tn% -tr% -ts% -vi% -xh% -zh_CN% -zh_TW% -zu%" as you can see dev-java/java-config-1.2.11-r1 is blocking java-config-wrapper-0.10-r1 although java-config will be updated to 1.3.0-r2 which should be sufficient. Shouldn't the portage system be able to solve this by itself? emerge --info Portage 2.1-r1 (default-linux/x86/2005.1, gcc-3.4.6/vanilla, glibc-2.3.6-r4, 2.6.16-gentoo-r12 i686) ================================================================= System uname: 2.6.16-gentoo-r12 i686 Intel(R) Celeron(R) CPU 2.00GHz Gentoo Base System version 1.6.15 ccache version 2.3 [enabled] app-admin/eselect-compiler: 2.0.0_rc2-r1 dev-lang/python: 2.3.5-r2, 2.4.3-r1 dev-python/pycrypto: 2.0.1-r5 dev-util/ccache: 2.3 dev-util/confcache: 0.4.2-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-r3 sys-devel/gcc-config: 1.3.13-r3 sys-devel/libtool: 1.5.22 virtual/os-headers: 2.6.11-r2 ACCEPT_KEYWORDS="x86" AUTOCLEAN="yes" CBUILD="i686-pc-linux-gnu" CFLAGS="-O2 -march=pentium4 -pipe -fomit-frame-pointer" CHOST="i686-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/eselect/compiler /etc/gconf /etc/revdep-rebuild /etc/terminfo" CXXFLAGS="-O2 -march=pentium4 -pipe -fomit-frame-pointer" DISTDIR="/usr/portage/distfiles" FEATURES="autoconfig ccache confcache distlocks metadata-transfer parallel-fetch sandbox sfperms strict" GENTOO_MIRRORS="http://ftp-stud.fht-esslingen.de/pub/Mirrors/gentoo/ http://gentoo.mirror.intouch.nl/gentoo/ http://darkstar.ist.utl.pt/gentoo/ http://ftp.caliu.info/pub/gentoo/ http://mirror.switch.ch/mirror/gentoo/" LANG="de_DE@euro" LDFLAGS="-Wl,-O1 -Wl,--sort-common -Wl,-z,now" LINGUAS="de" MAKEOPTS="-j2" 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'" PORTAGE_TMPDIR="/var/tmp" PORTDIR="/usr/portage" PORTDIR_OVERLAY="/usr/portage-overlay" SYNC="rsync://rsync.de.gentoo.org/gentoo-portage" USE="x86 X alsa apache2 apm arts audiofile bitmap-fonts browserplugin bzip2 ccache cdb cdio cdparanoia cdr cdrom cli cpudetection cups curl dlloader dri dvd dvdr dvdread encode esd fftw firefox flac fmod gdbm glx gmp gpm gzip hal i8x0 icq isdnlog jack java jikes jpeg kde kdeenablefinal libwww linguas_de logrotate mad mmx mmxext mng mod mp3 mpeg mpeg2 mpeg4 ncurses nls nodrm nojoystick nptl nptlonly nvidia offensive ogg oggvorbis openal openexr opengl openssh oss pam pcre png pppd python qt qt3 qt4 quicktime readline reflection reiserfs scsh session spl sse sse2 ssl tcltk truetype truetype-fonts type1-fonts unicode vorbis win32codecs xcomposite xmms xorg xscreensaver xv xvid zlib elibc_glibc input_devices_keyboard input_devices_mouse kernel_linux userland_GNU video_cards_nv video_cards_nvidia" Unset: CTARGET, EMERGE_DEFAULT_OPTS, INSTALL_MASK, LC_ALL, PORTAGE_RSYNC_EXTRA_OPTS
*** This bug has been marked as a duplicate of 79606 ***