I'm running portage-2.2_rc12 becaouse of the kde4 and when I want to run regenworld I have got this error: $ regenworld Traceback (most recent call last): File "/usr/sbin/regenworld", line 83, in <module> mylist=portage.db["/"]["vartree"].dbapi.match(mykey) File "/usr/lib64/portage/pym/portage/dbapi/vartree.py", line 913, in match origdep, mydb=self, use_cache=use_cache, settings=self.settings) File "/usr/lib64/portage/pym/portage/__init__.py", line 6381, in dep_expand return portage.dep.Atom(prefix + expanded + postfix) File "/usr/lib64/portage/pym/portage/dep.py", line 470, in __call__ instance = super(_AtomCache, cls).__call__(s) File "/usr/lib64/portage/pym/portage/dep.py", line 506, in __init__ raise InvalidAtom(s) portage.exception.InvalidAtom: null/world[B Additional informations: $ emerge --info Portage 2.2_rc12 (default/linux/amd64/2008.0/desktop, gcc-4.1.2, glibc-2.6.1-r0, 2.6.26.5 x86_64) ================================================================= System uname: Linux-2.6.26.5-x86_64-AMD_Athlon-tm-_64_FX-60_Dual_Core_Processor-with-glibc2.2.5 Timestamp of tree: Mon, 13 Oct 2008 21:16:02 +0000 ccache version 2.4 [enabled] app-shells/bash: 3.2_p33 dev-java/java-config: 1.3.7, 2.1.6 dev-lang/python: 2.5.2-r7 dev-util/ccache: 2.4-r7 dev-util/cmake: 2.6.2 sys-apps/baselayout: 1.12.11.1 sys-apps/sandbox: 1.2.18.1-r2 sys-devel/autoconf: 2.13, 2.61-r2 sys-devel/automake: 1.5, 1.7.9-r1, 1.8.5-r3, 1.9.6-r2, 1.10.1-r1 sys-devel/binutils: 2.18-r3 sys-devel/gcc-config: 1.4.0-r4 sys-devel/libtool: 1.5.26 virtual/os-headers: 2.6.23-r3 ACCEPT_KEYWORDS="amd64" CBUILD="x86_64-pc-linux-gnu" CFLAGS="-march=k8 -O2 -pipe" CHOST="x86_64-pc-linux-gnu" CONFIG_PROTECT="/etc /usr/kde/3.5/env /usr/kde/3.5/share/config /usr/kde/3.5/shutdown /usr/kde/4.1/env /usr/kde/4.1/share/config /usr/kde/4.1/shutdown /usr/share/config /var/lib/hsqldb" CONFIG_PROTECT_MASK="/etc/ca-certificates.conf /etc/env.d /etc/env.d/java/ /etc/fonts/fonts.conf /etc/gconf /etc/revdep-rebuild /etc/splash /etc/terminfo /etc/texmf/web2c /etc/udev/rules.d" CXXFLAGS="-march=k8 -O2 -pipe" DISTDIR="/usr/portage/distfiles" FEATURES="ccache distlocks fixpackages metadata-transfer parallel-fetch preserve-libs protect-owned sandbox sfperms strict unmerge-orphans userfetch" GENTOO_MIRRORS="http://www.server.ch/gentoo/ http://mirror.switch.ch/ftp/mirror/gentoo/" LANG="en_US.UTF-8" LC_ALL="en_US.UTF-8" LDFLAGS="-Wl,-O1" MAKEOPTS="-j3" PKGDIR="/usr/portage/packages" 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="/var/tmp" PORTDIR="/usr/portage" PORTDIR_OVERLAY="/usr/portage/local/layman/kde-testing /usr/local/portage" SYNC="rsync://www.server.ch/gentoo-portage" USE="3dnow X acl acpi alsa amd64 berkdb bluetooth branding bzip2 cairo cdr cli cracklib crypt cups dbus dri dvd dvdr dvdread eds emboss encode evo fam firefox gdbm gif gpm gstreamer gtk hal iconv ipv6 isdnlog jpeg kde kdeprefix libnotify lirc logrotate midi mikmod mmx mp3 mpeg mudflap multilib ncurses nls nptl nptlonly nsplugin nvidia ogg opengl openmp pam pcre pdf perl png posix ppds pppd python qt3 qt3support qt4 quicktime readline reflection sdl session spell spl sse sse2 ssl startup-notification svg sysfs truetype unicode usb vorbis xcomposite xmlxorg xv xvmc zlib" ALSA_CARDS="ali5451 als4000 atiixp atiixp-modem bt87x ca0106 cmipci 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 auth_digest authn_anon authn_dbd 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 dbd deflate dir disk_cacheenv expires ext_filter file_cache filter headers ident imagemap include info log_config logio mem_cache mime mime_magic negotiation proxy proxy_ajp proxy_balancer proxy_connect proxy_http rewrite setenvif so speling status unique_id userdir usertrack vhost_alias" ELIBC="glibc" INPUT_DEVICES="evdev keyboard mouse" KERNEL="linux" LCD_DEVICES="bayrad cfontz cfontz633 glk hd44780 lb216 lcdm001 mtxorb ncurses text" LIRC_DEVICES="hauppauge" USERLAND="GNU" VIDEO_CARDS="nvidia vesa v4l ati nouveau fbdev dummy" Unset: CPPFLAGS, CTARGET, EMERGE_DEFAULT_OPTS, FFLAGS, INSTALL_MASK, LINGUAS, PORTAGE_COMPRESS, PORTAGE_COMPRESS_FLAGS, PORTAGE_RSYNC_EXTRA_OPTS
This is fixed in svn r11771.
This is fixed in 2.2_rc13.