During update from 2.10.1 I got : n22 /var/log/portage # grep -A 14 "/var/tmp/portage/sys-libs/glibc-2.11.1/temp/environment:" sys-libs:glibc-2.11.1:20100624-125714.log /var/tmp/portage/sys-libs/glibc-2.11.1/temp/environment: line 85: warning: setlocale: LC_CTYPE: cannot change locale (de_DE.utf8) /var/tmp/portage/sys-libs/glibc-2.11.1/temp/environment: line 85: warning: setlocale: LC_CTYPE: cannot change locale (de_DE.utf8) * Generating locale-archive: forcing # of jobs to 1 * Generating 6 locales (this might take a while) with 1 jobs * (1/6) Generating en_US.ISO-8859-1 ... [ ok ] * (2/6) Generating en_US.UTF-8 ... [ ok ] * (3/6) Generating de_DE.ISO-8859-1 ... [ ok ] * (4/6) Generating de_DE.ISO-8859-15@euro ... [ ok ] * (5/6) Generating de_DE.UTF-8 ... [ ok ] * (6/6) Generating de_DE.UTF-8.UTF-8@euro ... [ ok ] Here're my sytem settings : n22 /var/log/portage # locale -a C POSIX de_DE de_DE.iso88591 de_DE.iso885915@euro de_DE.utf8 de_DE.utf8@euro de_DE@euro deutsch en_US en_US.iso88591 en_US.utf8 german n22 /var/log/portage # env | grep -i utf LC_CTYPE=de_DE.utf8 Reproducible: Always n22 /var/log/portage # emerge --info Portage 2.1.8.3 (default/linux/x86/10.0/desktop/kde, gcc-4.4.3, glibc-2.11.1-r0, 2.6.34 i686) ================================================================= System uname: Linux-2.6.34-i686-Intel-R-_Core-TM-2_Duo_CPU_P8600_@_2.40GHz-with-gentoo-1.12.13 Timestamp of tree: Thu, 24 Jun 2010 17:15:01 +0000 ccache version 2.4 [enabled] app-shells/bash: 4.0_p37 dev-java/java-config: 2.1.10 dev-lang/python: 2.6.5-r2, 3.1.2-r3 dev-util/ccache: 2.4-r7 dev-util/cmake: 2.6.4-r3 sys-apps/baselayout: 1.12.13 sys-apps/sandbox: 1.6-r2 sys-devel/autoconf: 2.13, 2.65 sys-devel/automake: 1.8.5-r4, 1.9.6-r3, 1.10.3, 1.11.1 sys-devel/binutils: 2.20.1-r1 sys-devel/gcc: 4.4.3-r2 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="-O2 -march=native -pipe -fomit-frame-pointer" 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/php/apache2-php5/ext-active/ /etc/php/cgi-php5/ext-active/ /etc/php/cli-php5/ext-active/ /etc/revdep-rebuild /etc/sandbox.d /etc/terminfo" CXXFLAGS="-O2 -march=native -pipe -fomit-frame-pointer" DISTDIR="/usr/portage/distfiles" FEATURES="assume-digests ccache distlocks fixpackages news parallel-fetch protect-owned sandbox sfperms strict unmerge-logs unmerge-orphans userfetch" GENTOO_MIRRORS="http://mirror.netcologne.de/gentoo/ http://gentoo.mneisen.org/ http://91.121.124.139/gentoo-distfiles/ http://91.121.125.139/gentoo-distfiles/" LDFLAGS="-Wl,--as-needed" LINGUAS="en en_GB" MAKEOPTS="-j3" 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="/var/tmp" PORTDIR="/usr/portage" PORTDIR_OVERLAY="/var/lib/layman/kde /usr/local/portage" SYNC="rsync://linux.rz.ruhr-uni-bochum.de/gentoo-portage" USE="X a52 aac acl acpi alsa apache2 berkdb bluetooth branding bzip2 cairo cdda cddb cdio cdr cli consolekit cracklib crypt css cups cxx dbus dri dts dvb dvd dvdr emboss encode exif fam fastbuild fat ffmpeg firefox flac fortran gdbm geoip gif git gmp gphoto2 gpm gtk hal hyphenation iconv ieee1394 ipv6 java jpeg kde kqemu lcms ldap libnotify lirc mad mbox mikmod mmx mng modules mp3 mp4 mpeg mudflap mysql nano-syntax ncurses nls nptl nptlonly nsplugin ntfs ogg opengl openmp pam pango pcre pdf perl png ppds pppd python qt3support qt4 rdesktop readline reflection samba sdl session slp spell spl sse sse2 ssl ssse3 startup-notification svg sysfs tcpd thinkpad tiff tk truetype udev unicode usb vcd vim-syntax vorbis wmf x264 x86 xcb xcomposite xine xml xorg xpm xscreensaver xulrunner xv xvid zlib" ALSA_CARDS="hda-intel" 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_cache env 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="keyboard evdev mouse" KERNEL="linux" LCD_DEVICES="bayrad cfontz cfontz633 glk hd44780 lb216 lcdm001 mtxorb ncurses text" LINGUAS="en en_GB" LIRC_DEVICES="devinput" QEMU_SOFTMMU_TARGETS="i386 x86_64" QEMU_USER_TARGETS="i386 x86_64" RUBY_TARGETS="ruby18" USERLAND="GNU" VIDEO_CARDS="intel" XTABLES_ADDONS="quota2 psd pknock lscan length2 ipv4options ipset ipp2p iface geoip fuzzy condition tee tarpit sysrq steal rawnat logmark ipmark dhcpmac delude chaos account" Unset: CPPFLAGS, CTARGET, EMERGE_DEFAULT_OPTS, FFLAGS, INSTALL_MASK, LANG, LC_ALL, PORTAGE_COMPRESS, PORTAGE_COMPRESS_FLAGS, PORTAGE_RSYNC_EXTRA_OPTS
it's an irrelevant warning that doesnt cause any problems